39:
3232:
1039:
In 2022, a planetary transmission spectrum showed no evidence for an atmosphere, although an atmosphere with high altitude hazes cannot be ruled out yet. LTT 1445 Ab likely has a rocky composition, and because it orbits close to the M-dwarf, it has an
1074:
Earth masses. Although it transits the star too, its smaller size made it difficult to detect before the radial velocity measurements, and still makes it difficult to estimate its exact size. The planets orbit near a 12:7
1658:
Henry, Todd J.; Jao, Wei-Chun; Winters, Jennifer G.; Dieterich, Sergio B.; Finch, Charlie T.; Ianna, Philip A.; Riedel, Adric R.; Silverstein, Michele L.; Subasavage, John P.; Vrijmoet, Eliot Halley (June 2018).
1079:
with one another - Ac orbiting 11.988 times for every 7 orbits Ab makes - oscillating one full orbit away from a 'perfect' resonance every 104 years. The planet's existence was independently confirmed in 2022.
3274:
1929:
2116:
1419:
1008:
643:
1016:
2109:
3279:
1012:
865:
47:
image showing all three stars. Upper left is LTT 1445 A and in the lower right part of the image is the LTT 1445 BC pair.
1959:
1087:
allowed a more precise determination of the planet's size, supporting a rocky composition for both planets. Its equilibrium temperature is
3264:
1797:
Lavie, B.; et al. (2023). "Planetary system around LTT 1445A unveiled by ESPRESSO:Multiple planets in a triple M-dwarf system".
3284:
3269:
3235:
2102:
1921:
1025:
LTT 1445 Ab takes 5 days to orbit its star, which in turn orbits two sibling stars, making a total of three stars in the system.
869:
3289:
62:
1135:
853:
975:
of the system. The existence of transiting planets suggests that the entire system is co-planar, with orbits in one plane.
2141:
3259:
3202:
2611:
44:
3254:
1424:
2431:
2136:
1527:
2125:
1743:
967:
and orbit each other with a period of about 250 years. The BC pair orbit each other about every 36 years in an
917:
79:
932:. As of October 2022 it is the second closest transiting exoplanet system discovered, with the closest being
1041:
928:
the star every 5.36 days, and another found in 2021 that transits the star every 3.12 days, close to a 12:7
2562:
1106:
A third planetary candidate on a 24.3-day orbit, LTT 1445 Ad, was found in 2022. This is a possibly rocky
1084:
487:
203:
1852:"EvryFlare. I. Long-term Evryscope Monitoring of Flares from the Cool Stars across Half the Southern Sky"
1739:"HST/WFC3 Light Curve Supports a Terrestrial Composition for the Closest Exoplanet to Transit an M Dwarf"
2775:
2479:
2363:
845:
651:
437:
2070:
2011:
1873:
1816:
1762:
1682:
1604:
1499:
1161:
1019:
968:
925:
397:
301:
2686:
2616:
1166:
1583:"Three Red Suns in the Sky: A Transiting, Terrestrial Planet in a Triple M-dwarf System at 6.9 pc"
1063:
A second planet, LTT 1445 Ac, was also found in 2021 on a 3.12 day orbital period, with a mass of
2060:
2029:
2001:
1899:
1863:
1832:
1806:
1752:
1708:
1672:
1640:
1594:
1517:
1489:
180:
124:
1951:
2049:"Ground-based Optical Transmission Spectroscopy of the Nearby Terrestrial Exoplanet LTT 1445Ab"
3184:
2717:
2160:
1891:
1700:
1632:
1141:
1076:
964:
929:
462:
55:
890:
3174:
2333:
2328:
2323:
2318:
2243:
2078:
2019:
1881:
1824:
1820:
1770:
1690:
1622:
1612:
1507:
1503:
817:
687:
608:
285:
2188:
971:(e= ~0.5). The alignment of the three stars and the edge-on orbit of the BC pair suggests
621:
376:
226:
151:
95:
2074:
2015:
1877:
1766:
1686:
1608:
3179:
3161:
2223:
2047:
Diamond-Lowe, Hannah; Mendonca, Joao M.; Charbonneau, David; Buchhave, Lars A. (2023).
1990:"A Second Planet Transiting LTT~1445A and a Determination of the Masses of Both Worlds"
1329:
1238:
1148:
1111:
837:
353:
293:
273:
261:
38:
3248:
2512:
2353:
2218:
2208:
2203:
2183:
2178:
2033:
1903:
1836:
1644:
1521:
1441:
979:
250:
73:
1712:
3138:
3133:
2712:
2313:
2308:
2303:
2298:
2293:
2288:
2283:
2278:
2273:
2268:
2263:
2258:
2213:
2193:
2173:
1345:
1254:
804:
763:
741:
700:
577:
520:
1828:
1512:
1473:
3215:
3108:
2722:
2348:
2343:
2338:
2198:
1107:
972:
936:
933:
902:
673:
416:
167:
111:
2083:
2048:
2024:
1989:
1886:
1851:
1775:
1738:
1695:
1660:
1617:
1582:
3210:
3128:
3113:
2747:
2742:
2737:
2732:
2727:
2626:
2469:
2454:
2449:
2421:
2416:
2411:
2406:
2401:
2396:
2391:
2386:
2381:
2376:
2371:
2253:
2248:
2238:
2233:
2228:
1429:
1370:
1282:
1191:
948:
909:
777:
714:
540:
459:
308:
213:
1895:
1704:
1636:
3169:
3007:
2704:
2646:
2621:
2532:
2527:
2492:
2487:
2094:
1000:
921:
849:
963:. LTT 1445 A and LTT 1445 BC are separated by about 34
864: J03015142-1635356, 2MASS J03015107-1635306, TIC 98796344,
3143:
3092:
3087:
3082:
3077:
3072:
3067:
3062:
3057:
3052:
3047:
3042:
3037:
3032:
3027:
3022:
3017:
3012:
3002:
2997:
2992:
2987:
2982:
2977:
2972:
2967:
2962:
2957:
2952:
2947:
2942:
2937:
2932:
2927:
2922:
2917:
2912:
2907:
2902:
2897:
2892:
2887:
2882:
2877:
2872:
2867:
2862:
2857:
2852:
2847:
2842:
2837:
2832:
2827:
2783:
2752:
2656:
2595:
2590:
2585:
2580:
2575:
2570:
2547:
2542:
2537:
2522:
2517:
2507:
2502:
2497:
2464:
2459:
2444:
2168:
983:
3123:
3118:
2822:
2817:
2812:
2681:
2676:
2671:
2666:
2661:
2641:
2636:
2631:
2552:
2439:
1435:
905:
65:
58:
17:
1627:
2797:
2766:
1531:
1171:
1094:
1051:
947:
All three stars in the system are M-dwarfs, with masses between 0.16
913:
884:
790:
727:
665:
553:
313:
2065:
2006:
1868:
1811:
1757:
1677:
1661:"The Solar Neighborhood XLIV: RECONS Discoveries within 10 parsecs"
1599:
1494:
1004:
861:
325:
2151:
1130:
857:
367:
277:
265:
2098:
1737:
Pass, Emily K.; Winters, Jennifer G.; et al. (July 2023).
1154:
825:
1922:"Discovery Alert: Rocky Planet Swelters Under Three Red Suns"
1478:
Data
Release 3. Summary of the content and survey properties"
1472:
Vallenari, A.; et al. (Gaia collaboration) (2023).
1926:
1015:. The team obtained follow-up observations, including
1028:
In July 2021, the mass of the planet was measured as
1036:
Earth masses, confirming an Earth-like composition.
3201:
3160:
3101:
2805:
2796:
2774:
2765:
2703:
2604:
2561:
2478:
2430:
2362:
2159:
2150:
1022:measurements to constrain the mass of the planet.
1988:Winters, Jennifer G.; et al. (30 July 2021).
1581:Winters, Jennifer G.; et al. (October 2019).
1576:
1574:
1572:
1570:
1568:
1566:
1564:
1562:
1560:
1558:
1556:
1554:
1552:
1550:
1548:
1546:
1544:
1542:
1540:
1003:located approximately 22 light years away from
1011:discovered it in June 2019 with data from the
2110:
1983:
1981:
1979:
1977:
1420:List of star systems within 20–25 light-years
920:. The primary LTT 1445 A hosts two
118:−16° 35′ 36.0312″
8:
3275:Planetary systems with two confirmed planets
1850:Howard, Ward S.; et al. (August 2019).
1792:
1790:
1788:
1786:
3198:
3157:
2802:
2771:
2700:
2156:
2117:
2103:
2095:
1732:
1730:
1728:
1726:
1724:
1722:
174:−16° 35′ 31.1″
2082:
2064:
2023:
2005:
1885:
1867:
1810:
1774:
1756:
1694:
1676:
1626:
1616:
1598:
1511:
1493:
1467:
1465:
1463:
1461:
1459:
1457:
986:, likely on either the B or C component.
27:Star system in the constellation Eridanus
1116:
1952:"This Newfound Alien Planet Has 3 Suns"
1453:
257:
1915:
1913:
29:
1962:from the original on 13 February 2021
1013:Transiting Exoplanet Survey Satellite
7:
61:
269:
25:
982:and rotational modulation due to
292:145.6922 ± 0.0244
3231:
3230:
1950:Bartels, Meghan (26 July 2019).
1118:The LTT 1445 A planetary system
37:
1932:from the original on 2023-05-23
1528:Gaia DR3 record for this source
1083:In 2023, observations with the
1009:Harvard Center for Astrophysics
916:) distant in the constellation
1:
2142:Eridanus in Chinese astronomy
924:—one discovered in 2019 that
3280:Multi-star planetary systems
1170:
1165:
1160:
1147:
1134:
1129:
1122:
1098:(243 °C; 469 °F).
1055:(158 °C; 316 °F).
978:The TESS light curve showed
1829:10.1051/0004-6361/202143007
1513:10.1051/0004-6361/202243940
3306:
3265:M-type main-sequence stars
1799:Astronomy and Astrophysics
1482:Astronomy and Astrophysics
1425:List of nearest exoplanets
3228:
3197:
3156:
2699:
2137:List of stars in Eridanus
2132:
2126:Constellation of Eridanus
1007:. Astrophysicists of the
877:
872: 3192, GJ 3193
843:
836:
832:
756:
752:
693:
513:
508:
324:
320:
219:
212:
197:
141:
85:
52:
35:
3285:Eridanus (constellation)
3270:TESS Objects of Interest
2084:10.3847/1538-3881/acbf39
2053:The Astronomical Journal
2025:10.3847/1538-3881/ac50a9
1994:The Astronomical Journal
1887:10.3847/1538-4357/ab2767
1776:10.3847/1538-3881/acf561
1744:The Astronomical Journal
1696:10.3847/1538-3881/aac262
1665:The Astronomical Journal
1618:10.3847/1538-3881/ab364d
1587:The Astronomical Journal
2612:2MASS J04151954−0935066
1821:2023A&A...673A..69L
1504:2023A&A...674A...1G
1042:equilibrium temperature
856: J03019-1633A,BC,
590:Luminosity (bolometric)
181:Apparent magnitude
125:Apparent magnitude
3290:Durchmusterung objects
1085:Hubble Space Telescope
488:Argument of periastron
2748:HD 30856 Ab (Nakanbé)
1856:Astrophysical Journal
1438:nearby M-dwarf triple
1432:nearby M-dwarf triple
438:Longitude of the node
2672:WASP-50 (Chaophraya)
1126:(in order from star)
1110:orbiting within the
312:(6.864 ± 0.001
307:22.387 ± 0.004
272: −267.931
260: −369.972
3260:Triple star systems
3203:Astronomical events
2718:ε Eridani b (AEgir)
2075:2023AJ....165..169D
2016:2022AJ....163..168W
1878:2019ApJ...881....9H
1767:2023AJ....166..171P
1687:2018AJ....155..265H
1609:2019AJ....158..152W
1119:
878:Database references
32:
2753:WASP-79b (Pollera)
2733:HD 18742 b (Bagan)
2571:18742 (Ayeyarwady)
1117:
999:LTT 1445 Ab is an
965:astronomical units
860: 02595-1647,
838:Other designations
204:Spectral type
30:
3255:Hipparcos objects
3242:
3241:
3224:
3223:
3193:
3192:
3185:MACS J0416.1-2403
3152:
3151:
2792:
2791:
2761:
2760:
2695:
2694:
2682:WASP-79 (Montuno)
2647:HIP 12961 (Koeia)
1411:
1410:
1158:
1145:
1127:
1077:orbital resonance
896:
895:
16:(Redirected from
3297:
3234:
3233:
3199:
3175:Eridanus Cluster
3158:
2803:
2772:
2701:
2157:
2119:
2112:
2105:
2096:
2089:
2088:
2086:
2068:
2044:
2038:
2037:
2027:
2009:
1985:
1972:
1971:
1969:
1967:
1947:
1941:
1940:
1938:
1937:
1917:
1908:
1907:
1889:
1871:
1847:
1841:
1840:
1814:
1794:
1781:
1780:
1778:
1760:
1734:
1717:
1716:
1698:
1680:
1655:
1649:
1648:
1630:
1620:
1602:
1578:
1535:
1525:
1515:
1497:
1469:
1398:
1397:
1396:
1386:
1384:
1373:
1368:
1366:
1348:
1343:
1342:
1341:
1328:
1327:
1326:
1310:
1309:
1308:
1307:
1302:
1296:
1285:
1280:
1279:
1278:
1257:
1252:
1251:
1250:
1237:
1236:
1235:
1219:
1218:
1217:
1216:
1211:
1205:
1194:
1189:
1187:
1152:
1139:
1125:
1120:
1097:
1092:
1073:
1072:
1071:
1054:
1049:
1035:
1033:
990:Planetary system
828:
802:
800:
775:
773:
739:
737:
712:
710:
685:
683:
663:
661:
641:
640:
639:
606:
605:
601:
598:
575:
567:
566:
538:
530:
503:
501:
492:
480:
478:
474:
467:
451:
449:
442:
429:
427:
410:
408:
390:
388:
381:
366:
364:
271:
259:
243:
241:
198:Characteristics
193:
191:
184:
171:
160:
155:
137:
135:
128:
115:
104:
99:
53:Observation data
41:
33:
21:
3305:
3304:
3300:
3299:
3298:
3296:
3295:
3294:
3245:
3244:
3243:
3238:
3220:
3189:
3162:Galaxy clusters
3148:
3097:
2788:
2757:
2691:
2687:WISE J0336−0143
2662:WASP-22 (Tojil)
2617:DENIS 0255−4700
2600:
2591:30856 (Mouhoun)
2557:
2474:
2426:
2358:
2146:
2128:
2123:
2093:
2092:
2046:
2045:
2041:
1987:
1986:
1975:
1965:
1963:
1949:
1948:
1944:
1935:
1933:
1919:
1918:
1911:
1849:
1848:
1844:
1796:
1795:
1784:
1736:
1735:
1720:
1657:
1656:
1652:
1580:
1579:
1538:
1471:
1470:
1455:
1450:
1416:
1394:
1392:
1391:
1389:
1382:
1380:
1376:
1371:
1364:
1362:
1351:
1346:
1339:
1337:
1336:
1334:
1324:
1322:
1321:
1319:
1305:
1303:
1300:
1298:
1297:
1294:
1292:
1288:
1283:
1276:
1274:
1273:
1271:
1260:
1255:
1248:
1246:
1245:
1243:
1233:
1231:
1230:
1228:
1214:
1212:
1209:
1207:
1206:
1203:
1201:
1197:
1192:
1185:
1183:
1151:
1138:
1124:
1104:
1090:
1088:
1069:
1067:
1066:
1064:
1061:
1047:
1045:
1031:
1029:
1020:radial velocity
997:
992:
969:eccentric orbit
962:
959:
954:
951:
945:
873:
823:
810:
807:
798:
796:
783:
780:
771:
769:
747:
744:
735:
733:
720:
717:
708:
706:
681:
679:
659:
657:
637:
635:
634:
632:
622:Surface gravity
614:
611:
603:
599:
596:
594:
583:
580:
574:
564:
562:
561:
559:
546:
543:
537:
528:
526:
499:
497:
493:
485:
476:
472:
470:
457:
447:
445:
435:
425:
423:
406:
404:
386:
384:
377:Semi-major axis
374:
362:
360:
311:
268:
239:
237:
232:
227:Radial velocity
189:
187:
179:
165:
158:
152:Right ascension
149:
133:
131:
123:
109:
102:
96:Right ascension
93:
54:
48:
42:
28:
23:
22:
15:
12:
11:
5:
3303:
3301:
3293:
3292:
3287:
3282:
3277:
3272:
3267:
3262:
3257:
3247:
3246:
3240:
3239:
3229:
3226:
3225:
3222:
3221:
3219:
3218:
3213:
3207:
3205:
3195:
3194:
3191:
3190:
3188:
3187:
3182:
3180:Eridanus Group
3177:
3172:
3166:
3164:
3154:
3153:
3150:
3149:
3147:
3146:
3141:
3136:
3131:
3126:
3121:
3116:
3111:
3105:
3103:
3099:
3098:
3096:
3095:
3090:
3085:
3080:
3075:
3070:
3065:
3060:
3055:
3050:
3045:
3040:
3035:
3030:
3025:
3020:
3015:
3010:
3005:
3000:
2995:
2990:
2985:
2980:
2975:
2970:
2965:
2960:
2955:
2950:
2945:
2940:
2935:
2930:
2925:
2920:
2915:
2910:
2905:
2900:
2895:
2890:
2885:
2880:
2875:
2870:
2865:
2860:
2855:
2850:
2845:
2840:
2835:
2830:
2825:
2820:
2815:
2809:
2807:
2800:
2794:
2793:
2790:
2789:
2787:
2786:
2780:
2778:
2769:
2763:
2762:
2759:
2758:
2756:
2755:
2750:
2745:
2740:
2735:
2730:
2725:
2720:
2715:
2709:
2707:
2697:
2696:
2693:
2692:
2690:
2689:
2684:
2679:
2674:
2669:
2664:
2659:
2654:
2649:
2644:
2639:
2634:
2629:
2624:
2619:
2614:
2608:
2606:
2602:
2601:
2599:
2598:
2593:
2588:
2583:
2578:
2573:
2567:
2565:
2559:
2558:
2556:
2555:
2550:
2545:
2540:
2535:
2530:
2525:
2520:
2515:
2510:
2505:
2500:
2495:
2490:
2484:
2482:
2476:
2475:
2473:
2472:
2467:
2462:
2457:
2452:
2447:
2442:
2436:
2434:
2428:
2427:
2425:
2424:
2419:
2414:
2409:
2404:
2399:
2394:
2389:
2384:
2379:
2374:
2368:
2366:
2360:
2359:
2357:
2356:
2351:
2346:
2341:
2336:
2331:
2326:
2321:
2316:
2311:
2306:
2301:
2296:
2291:
2286:
2281:
2276:
2271:
2266:
2261:
2256:
2251:
2246:
2241:
2236:
2231:
2226:
2221:
2216:
2211:
2206:
2201:
2196:
2191:
2186:
2181:
2176:
2171:
2165:
2163:
2154:
2148:
2147:
2145:
2144:
2139:
2133:
2130:
2129:
2124:
2122:
2121:
2114:
2107:
2099:
2091:
2090:
2039:
1973:
1942:
1920:Brennan, Pat.
1909:
1842:
1782:
1718:
1650:
1536:
1452:
1451:
1449:
1446:
1445:
1444:
1439:
1433:
1427:
1422:
1415:
1412:
1409:
1408:
1405:
1402:
1399:
1387:
1378:
1374:
1360:
1354:
1353:
1349:
1332:
1317:
1314:
1311:
1290:
1286:
1269:
1263:
1262:
1258:
1241:
1226:
1223:
1220:
1199:
1195:
1181:
1175:
1174:
1169:
1164:
1159:
1149:Orbital period
1146:
1136:Semimajor axis
1133:
1128:
1112:habitable zone
1103:
1100:
1060:
1057:
996:
993:
991:
988:
980:stellar flares
960:
957:
952:
949:
944:
943:Stellar system
941:
894:
893:
888:
880:
879:
875:
874:
848:−17 588,
844:
841:
840:
834:
833:
830:
829:
821:
813:
812:
808:
805:
794:
786:
785:
781:
778:
767:
759:
758:
754:
753:
750:
749:
745:
742:
731:
723:
722:
718:
715:
704:
696:
695:
691:
690:
677:
669:
668:
655:
647:
646:
630:
617:
616:
612:
609:
592:
586:
585:
581:
578:
572:
557:
549:
548:
544:
541:
535:
524:
516:
515:
511:
510:
506:
505:
495:
482:
481:
468:
454:
453:
443:
432:
431:
421:
412:
411:
402:
393:
392:
382:
371:
370:
358:
349:
348:
345:
339:
338:
335:
329:
328:
322:
321:
318:
317:
305:
297:
296:
290:
281:
280:
255:
246:
245:
235:
230:
222:
221:
217:
216:
210:
209:
206:
200:
199:
195:
194:
185:
176:
175:
172:
162:
161:
156:
146:
145:
139:
138:
129:
120:
119:
116:
106:
105:
103:03 01 51.39367
100:
90:
89:
83:
82:
77:
69:
68:
50:
49:
36:
31:LTT 1445 A,BC
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
3302:
3291:
3288:
3286:
3283:
3281:
3278:
3276:
3273:
3271:
3268:
3266:
3263:
3261:
3258:
3256:
3253:
3252:
3250:
3237:
3227:
3217:
3214:
3212:
3209:
3208:
3206:
3204:
3200:
3196:
3186:
3183:
3181:
3178:
3176:
3173:
3171:
3168:
3167:
3165:
3163:
3159:
3155:
3145:
3142:
3140:
3137:
3135:
3132:
3130:
3127:
3125:
3122:
3120:
3117:
3115:
3112:
3110:
3107:
3106:
3104:
3100:
3094:
3091:
3089:
3086:
3084:
3081:
3079:
3076:
3074:
3071:
3069:
3066:
3064:
3061:
3059:
3056:
3054:
3051:
3049:
3046:
3044:
3041:
3039:
3036:
3034:
3031:
3029:
3026:
3024:
3021:
3019:
3016:
3014:
3011:
3009:
3006:
3004:
3001:
2999:
2996:
2994:
2991:
2989:
2986:
2984:
2981:
2979:
2976:
2974:
2971:
2969:
2966:
2964:
2961:
2959:
2956:
2954:
2951:
2949:
2946:
2944:
2941:
2939:
2936:
2934:
2931:
2929:
2926:
2924:
2921:
2919:
2916:
2914:
2911:
2909:
2906:
2904:
2901:
2899:
2896:
2894:
2891:
2889:
2886:
2884:
2881:
2879:
2876:
2874:
2871:
2869:
2866:
2864:
2861:
2859:
2856:
2854:
2851:
2849:
2846:
2844:
2841:
2839:
2836:
2834:
2831:
2829:
2826:
2824:
2821:
2819:
2816:
2814:
2811:
2810:
2808:
2804:
2801:
2799:
2795:
2785:
2782:
2781:
2779:
2777:
2773:
2770:
2768:
2764:
2754:
2751:
2749:
2746:
2744:
2741:
2739:
2736:
2734:
2731:
2729:
2726:
2724:
2721:
2719:
2716:
2714:
2711:
2710:
2708:
2706:
2702:
2698:
2688:
2685:
2683:
2680:
2678:
2675:
2673:
2670:
2668:
2665:
2663:
2660:
2658:
2655:
2653:
2650:
2648:
2645:
2643:
2640:
2638:
2635:
2633:
2630:
2628:
2625:
2623:
2620:
2618:
2615:
2613:
2610:
2609:
2607:
2603:
2597:
2594:
2592:
2589:
2587:
2584:
2582:
2579:
2577:
2574:
2572:
2569:
2568:
2566:
2564:
2560:
2554:
2551:
2549:
2546:
2544:
2541:
2539:
2536:
2534:
2531:
2529:
2526:
2524:
2521:
2519:
2516:
2514:
2511:
2509:
2506:
2504:
2501:
2499:
2496:
2494:
2491:
2489:
2486:
2485:
2483:
2481:
2477:
2471:
2468:
2466:
2463:
2461:
2458:
2456:
2453:
2451:
2448:
2446:
2443:
2441:
2438:
2437:
2435:
2433:
2429:
2423:
2420:
2418:
2415:
2413:
2410:
2408:
2405:
2403:
2402:53 (Sceptrum)
2400:
2398:
2395:
2393:
2390:
2388:
2385:
2383:
2380:
2378:
2375:
2373:
2370:
2369:
2367:
2365:
2361:
2355:
2352:
2350:
2347:
2345:
2342:
2340:
2337:
2335:
2332:
2330:
2327:
2325:
2322:
2320:
2317:
2315:
2312:
2310:
2307:
2305:
2302:
2300:
2297:
2295:
2292:
2290:
2287:
2285:
2282:
2280:
2279:τ (Angetenar)
2277:
2275:
2272:
2270:
2267:
2265:
2262:
2260:
2257:
2255:
2252:
2250:
2247:
2245:
2242:
2240:
2237:
2235:
2232:
2230:
2227:
2225:
2222:
2220:
2217:
2215:
2212:
2210:
2207:
2205:
2202:
2200:
2197:
2195:
2192:
2190:
2187:
2185:
2182:
2180:
2177:
2175:
2172:
2170:
2167:
2166:
2164:
2162:
2158:
2155:
2153:
2149:
2143:
2140:
2138:
2135:
2134:
2131:
2127:
2120:
2115:
2113:
2108:
2106:
2101:
2100:
2097:
2085:
2080:
2076:
2072:
2067:
2062:
2058:
2054:
2050:
2043:
2040:
2035:
2031:
2026:
2021:
2017:
2013:
2008:
2003:
1999:
1995:
1991:
1984:
1982:
1980:
1978:
1974:
1961:
1957:
1953:
1946:
1943:
1931:
1927:
1923:
1916:
1914:
1910:
1905:
1901:
1897:
1893:
1888:
1883:
1879:
1875:
1870:
1865:
1861:
1857:
1853:
1846:
1843:
1838:
1834:
1830:
1826:
1822:
1818:
1813:
1808:
1804:
1800:
1793:
1791:
1789:
1787:
1783:
1777:
1772:
1768:
1764:
1759:
1754:
1750:
1746:
1745:
1740:
1733:
1731:
1729:
1727:
1725:
1723:
1719:
1714:
1710:
1706:
1702:
1697:
1692:
1688:
1684:
1679:
1674:
1670:
1666:
1662:
1654:
1651:
1646:
1642:
1638:
1634:
1629:
1624:
1619:
1614:
1610:
1606:
1601:
1596:
1592:
1588:
1584:
1577:
1575:
1573:
1571:
1569:
1567:
1565:
1563:
1561:
1559:
1557:
1555:
1553:
1551:
1549:
1547:
1545:
1543:
1541:
1537:
1533:
1529:
1523:
1519:
1514:
1509:
1505:
1501:
1496:
1491:
1487:
1483:
1479:
1477:
1468:
1466:
1464:
1462:
1460:
1458:
1454:
1447:
1443:
1442:Gliese 667 Cc
1440:
1437:
1434:
1431:
1428:
1426:
1423:
1421:
1418:
1417:
1413:
1406:
1403:
1400:
1388:
1379:
1377:
1361:
1359:
1356:
1355:
1352:
1333:
1331:
1318:
1315:
1312:
1291:
1289:
1270:
1268:
1265:
1264:
1261:
1242:
1240:
1227:
1224:
1221:
1200:
1198:
1182:
1180:
1177:
1176:
1173:
1168:
1163:
1156:
1150:
1143:
1137:
1132:
1121:
1115:
1113:
1109:
1101:
1099:
1096:
1086:
1081:
1078:
1058:
1056:
1053:
1043:
1037:
1026:
1023:
1021:
1018:
1014:
1010:
1006:
1002:
994:
989:
987:
985:
981:
976:
974:
970:
966:
955:
942:
940:
938:
935:
931:
927:
923:
919:
915:
911:
907:
904:
900:
892:
889:
887:
886:
882:
881:
876:
871:
867:
863:
859:
855:
852: 14101,
851:
847:
842:
839:
835:
831:
827:
822:
820:
819:
815:
814:
811:
795:
793:
792:
788:
787:
784:
768:
766:
765:
761:
760:
755:
751:
748:
732:
730:
729:
725:
724:
721:
705:
703:
702:
698:
697:
692:
689:
678:
676:
675:
671:
670:
667:
656:
654:
653:
649:
648:
645:
631:
629:
627:
623:
619:
618:
615:
593:
591:
588:
587:
584:
571:
558:
556:
555:
551:
550:
547:
534:
525:
523:
522:
518:
517:
512:
507:
496:
491:
489:
484:
483:
469:
466:
464:
461:
456:
455:
444:
441:
439:
434:
433:
422:
420:
418:
414:
413:
403:
401:
399:
395:
394:
383:
380:
378:
373:
372:
369:
359:
357:
355:
351:
350:
346:
344:
341:
340:
336:
334:
331:
330:
327:
323:
319:
315:
310:
306:
304:
303:
299:
298:
295:
291:
289:
287:
283:
282:
279:
275:
267:
263:
256:
254:
252:
251:Proper motion
248:
247:
236:
234:
228:
224:
223:
218:
215:
211:
207:
205:
202:
201:
196:
186:
182:
178:
177:
173:
170:
169:
164:
163:
157:
154:
153:
148:
147:
144:
140:
130:
126:
122:
121:
117:
114:
113:
108:
107:
101:
98:
97:
92:
91:
88:
84:
81:
78:
76:
75:
74:Constellation
71:
70:
67:
64:
60:
57:
51:
46:
40:
34:
19:
3139:ESO 0313-192
3134:MRC 0406-244
2713:51 Eridani b
2651:
2249:ο (40, Keid)
2169:α (Achernar)
2056:
2052:
2042:
1997:
1993:
1964:. Retrieved
1955:
1945:
1934:. Retrieved
1925:
1859:
1855:
1845:
1802:
1798:
1748:
1742:
1668:
1664:
1653:
1590:
1586:
1485:
1481:
1475:
1357:
1266:
1178:
1162:Eccentricity
1105:
1082:
1062:
1038:
1027:
1024:
998:
977:
973:co-planarity
946:
908:system 22.4
898:
897:
883:
816:
789:
762:
726:
699:
672:
650:
625:
620:
589:
569:
552:
532:
519:
486:
458:
436:
415:
398:Eccentricity
396:
375:
352:
342:
332:
300:
284:
249:
225:
208:M2.5+M3.0+M
166:
150:
142:
110:
94:
86:
72:
3216:HE0435-1223
3109:Eridanus II
2723:Gliese 86 b
2324:υ (Theemin)
1966:24 February
1167:Inclination
1108:super-Earth
1102:LTT 1445 Ad
1059:LTT 1445 Ac
995:LTT 1445 Ab
934:HD 219134 b
910:light-years
674:Metallicity
652:Temperature
531:0.014
494:(secondary)
417:Inclination
168:Declination
159:03 01 51.04
143:LTT 1445 BC
112:Declination
3249:Categories
3211:GRB 080913
3129:LEDA 74886
3114:ESO 198-13
2743:HD 30562 b
2738:HD 28185 b
2728:HD 10647 b
2705:Exoplanets
2627:Gliese 180
2329:υ (Beemim)
2204:θ (Acamar)
2179:γ (Zaurak)
2066:2210.11809
2059:(4): 169.
2007:2107.14737
2000:(4): 168.
1936:2020-02-13
1869:1904.10421
1812:2210.09713
1758:2307.02970
1751:(4): 171.
1678:1804.07377
1671:(6): 265.
1628:2144/39814
1600:1906.10147
1593:(4): 152.
1495:2208.00211
1448:References
1430:EZ Aquarii
1316:<0.110
1313:5.3587635
1225:<0.223
1222:3.1238994
922:exoplanets
624:(log
460:Periastron
347:LTT 1445 C
337:LTT 1445 B
244: km/s
220:LTT 1445 A
214:Astrometry
87:LTT 1445 A
3170:Abell 383
2622:Gliese 86
2364:Flamsteed
2194:ζ (Zibal)
2174:β (Cursa)
2034:236635391
1956:Space.com
1904:128361715
1896:0004-637X
1837:252967989
1705:0004-6256
1645:195584444
1637:0004-6256
1522:244398875
1123:Companion
1001:exoplanet
984:starspots
956:and 0.26
930:resonance
824:1.4
343:Companion
183: (V)
127: (V)
3236:Category
3144:UGC 2812
2798:Galaxies
2657:LP 890-9
2652:LTT 1445
2538:1195 (g)
2533:1190 (f)
2528:1189 (f)
2523:1143 (h)
2518:1106 (y)
2513:1008 (e)
2432:Variable
2244:ο (Beid)
2199:η (Azha)
2184:δ (Rana)
1960:Archived
1930:Archived
1862:(1): 9.
1713:53983430
1414:See also
1093:28
1050:23
961:☉
953:☉
926:transits
918:Eridanus
899:LTT 1445
818:Rotation
809:☉
782:☉
746:☉
719:☉
613:☉
582:☉
573:☉
545:☉
536:☉
302:Distance
286:Parallax
80:Eridanus
3124:IC 2006
3119:IC 1953
2767:Nebulae
2677:WASP-78
2667:WASP-35
2642:GJ 3323
2637:GJ 3293
2632:GJ 1062
2503:789 (s)
2498:506 (q)
2493:487 (p)
2488:486 (p)
2189:ε (Ran)
2071:Bibcode
2012:Bibcode
1874:Bibcode
1817:Bibcode
1805:: A69.
1763:Bibcode
1683:Bibcode
1605:Bibcode
1500:Bibcode
1436:GJ 1245
914:parsecs
906:M-dwarf
509:Details
333:Primary
66:J2000.0
63:Equinox
59:J2000.0
45:ACS/HRC
43:Hubble
18:GJ 3192
2460:EM (d)
2397:51 (c)
2387:39 (A)
2382:17 (v)
2032:
1902:
1894:
1835:
1711:
1703:
1643:
1635:
1532:VizieR
1520:
1488:: A1.
1369:
1344:
1304:−0.000
1299:+0.000
1281:
1253:
1213:−0.000
1208:+0.000
1190:
1172:Radius
903:triple
885:SIMBAD
868:-455,
803:
791:Radius
776:
740:
728:Radius
713:
686:
664:
642:
638:−0.075
636:+0.061
607:
576:
568:
565:−0.010
563:+0.019
554:Radius
539:
504:°
452:°
446:137.63
430:°
354:Period
3102:Other
3008:1427A
2605:Other
2596:30963
2586:30562
2581:28185
2576:19467
2161:Bayer
2152:Stars
2061:arXiv
2030:S2CID
2002:arXiv
1900:S2CID
1864:arXiv
1833:S2CID
1807:arXiv
1753:arXiv
1709:S2CID
1673:arXiv
1641:S2CID
1595:arXiv
1526:
1518:S2CID
1490:arXiv
1395:−0.08
1393:+0.03
1390:24.30
1363:≥2.72
1340:−0.06
1338:+0.11
1325:−0.40
1323:+0.33
1320:89.53
1293:0.038
1277:−0.23
1275:+0.25
1249:−0.07
1247:+0.10
1234:−0.21
1232:+0.13
1229:87.46
1202:0.026
1070:−0.19
1068:+0.20
1017:HARPS
1005:Earth
912:(6.9
901:is a
862:2MASS
801:0.027
797:0.197
774:0.014
770:0.161
738:0.027
734:0.236
711:0.014
707:0.215
680:−0.34
658:3,337
633:4.967
602:0.000
595:0.008
560:0.271
527:0.257
463:epoch
424:89.64
389:0.076
385:1.159
326:Orbit
270:Dec.:
238:−5.74
188:11.37
132:11.22
56:Epoch
3093:1741
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1968:2021
1892:ISSN
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1476:Gaia
1385:0.02
1381:0.09
1367:0.75
1335:1.34
1272:2.73
1244:1.07
1188:0.19
1184:1.37
1155:days
1131:Mass
1065:1.54
1034:0.25
1030:2.87
891:A,BC
858:IRAS
764:Mass
701:Mass
684:0.08
521:Mass
450:0.19
428:0.13
409:0.11
405:0.50
361:36.2
242:0.33
192:0.03
136:0.02
2823:939
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2806:NGC
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2079:doi
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2020:doi
1998:163
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1089:516
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854:WDS
850:HIP
688:dex
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644:cgs
498:209
490:(ω)
479:1.7
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