91:
52:
32:
234:
collapse. However, these results were considered statistically insignificant and somewhat controversial due to the low resolution of the instruments used. The spectrum of GRB 020813 was also found to display emission lines of elements associated with supernovae, in this case
448:
Butler, Nathaniel R.; et al. (10 November 2003). "The X-ray
Afterglows of GRB 020813 and GRB 021004 with Chandra HETGS: Possible Evidence for a Supernova prior to GRB 020813".
572:
190:
of −19° 35′ 16″. In less than two hours after the burst had been detected, optical observations of the region were made with the
230:
magnesium, silicon, sulphur, argon, and calcium, which supported the theory that gamma-ray bursts are preceded by highly massive stars undergoing a
567:
191:
384:
Reeves, J. N.; et al. (April 2002). "The signature of supernova ejecta in the X-ray afterglow of the γ-ray burst 011211".
175:
582:
577:
218:, though it had long been hypothesized that the two phenomena were results of the same type of event. The spectrum of
45:
195:
139:
194:
which reveal the burst's optical afterglow. In the days following the event, observations were made by the
467:
403:
366:
335:
304:
273:
90:
51:
31:
501:
483:
457:
427:
393:
419:
524:
475:
411:
227:
178:. The burst lasted approximately 125 seconds. The initial position was estimated to be at a
211:
179:
123:
60:
25:
471:
407:
370:
339:
308:
277:
223:
561:
151:
40:
487:
431:
243:. This evidence confirmed the connection between supernovae and gamma-ray bursts.
142:, and often followed by a longer-lived "afterglow" emitted at longer wavelengths (
187:
159:
147:
72:
552:
219:
131:
262:"GRB020813(=H2262): A Long, Bright Burst Localized by HETE in Near-Real Time"
210:
Previous to this burst, there had not yet been any concrete evidence linking
231:
215:
135:
423:
354:
323:
292:
261:
462:
398:
199:
155:
82:
109:
240:
236:
134:
flash associated with an explosion in a distant galaxy and producing
502:"Cosmic Forensics Confirms Gamma-Ray Burst And Supernova Connection"
415:
479:
143:
171:
127:
324:"GRB020813: Fading X-ray Afterglow Observed with Chandra"
525:"Supernova is 'smoking gun' in gamma-ray-burst whodunit"
202:
for this event was approximately z = 1.254.
126:(GRB) that was detected on 13 August 2002 at 02:44
98:
81:
71:
59:
39:
21:
170:GRB 020813 was detected on 13 August 2002 02:44
198:, which detected a fading X-ray afterglow. The
8:
16:
89:
50:
30:
461:
397:
573:Astronomical objects discovered in 2002
443:
441:
252:
77:−19° 35′ 16″
15:
7:
504:(Press release). NASA. 24 March 2003
192:Katzman Automatic Imaging Telescope
14:
355:"GRB 020813: Absorption redshift"
322:Ricker, George (19 August 2002).
523:Fazekas, Andrew (2 April 2003).
130:. A gamma-ray burst is a highly
174:by multiple instruments on the
568:Long-duration gamma-ray bursts
353:Price, Paul (13 August 2002).
293:"GRB020813: optical afterglow"
291:Li, Weidong (13 August 2002).
176:High Energy Transient Explorer
1:
138:, the most energetic form of
260:Lamb, Don (13 August 2002).
599:
450:The Astrophysical Journal
196:Chandra X-ray Observatory
140:electromagnetic radiation
106:
222:was reported to include
102:GRB 020813, GRB 020813A
553:HETE Trigger Summary
226:associated with the
583:Astronomical events
472:2003ApJ...597.1010B
408:2002Natur.416..512R
371:2002GCN..1475....1P
340:2002GCN..1504....1V
309:2002GCN..1473....1L
278:2002GCN..1471....1V
18:
578:August 2002 events
206:Supernova relation
99:Other designations
392:(6880): 512–515.
228:chemical elements
117:
116:
590:
540:
539:
537:
535:
520:
514:
513:
511:
509:
498:
492:
491:
465:
463:astro-ph/0303539
456:(2): 1010–1016.
445:
436:
435:
401:
399:astro-ph/0204075
381:
375:
374:
350:
344:
343:
319:
313:
312:
288:
282:
281:
257:
212:gamma-ray bursts
185:
110:edit on Wikidata
94:
93:
67:
55:
54:
35:
34:
19:
598:
597:
593:
592:
591:
589:
588:
587:
558:
557:
549:
544:
543:
533:
531:
522:
521:
517:
507:
505:
500:
499:
495:
447:
446:
439:
416:10.1038/416512a
383:
382:
378:
352:
351:
347:
321:
320:
316:
290:
289:
285:
259:
258:
254:
249:
208:
183:
180:right ascension
168:
124:gamma-ray burst
113:
88:
65:
61:Right ascension
49:
29:
26:Gamma-ray burst
12:
11:
5:
596:
594:
586:
585:
580:
575:
570:
560:
559:
556:
555:
548:
547:External links
545:
542:
541:
515:
493:
480:10.1086/378511
437:
376:
345:
314:
283:
251:
250:
248:
245:
224:emission lines
207:
204:
167:
164:
115:
114:
107:
104:
103:
100:
96:
95:
85:
79:
78:
75:
69:
68:
63:
57:
56:
43:
37:
36:
23:
13:
10:
9:
6:
4:
3:
2:
595:
584:
581:
579:
576:
574:
571:
569:
566:
565:
563:
554:
551:
550:
546:
530:
526:
519:
516:
503:
497:
494:
489:
485:
481:
477:
473:
469:
464:
459:
455:
451:
444:
442:
438:
433:
429:
425:
421:
417:
413:
409:
405:
400:
395:
391:
387:
380:
377:
372:
368:
364:
360:
359:GCN Circulars
356:
349:
346:
341:
337:
333:
329:
328:GCN Circulars
325:
318:
315:
310:
306:
302:
298:
297:GCN Circulars
294:
287:
284:
279:
275:
271:
267:
266:GCN Circulars
263:
256:
253:
246:
244:
242:
238:
233:
229:
225:
221:
217:
213:
205:
203:
201:
197:
193:
189:
181:
177:
173:
165:
163:
161:
157:
153:
149:
145:
141:
137:
133:
129:
125:
121:
111:
105:
101:
97:
92:
86:
84:
80:
76:
74:
70:
64:
62:
58:
53:
47:
44:
42:
41:Constellation
38:
33:
27:
24:
20:
532:. Retrieved
528:
518:
506:. Retrieved
496:
453:
449:
389:
385:
379:
362:
358:
348:
331:
327:
317:
300:
296:
286:
269:
265:
255:
209:
169:
166:Observations
119:
118:
188:declination
148:ultraviolet
87:1.255
73:Declination
46:Sagittarius
562:Categories
247:References
220:GRB 011211
216:supernovae
136:gamma rays
120:GRB 020813
22:Event type
17:GRB 020813
529:Astronomy
232:supernova
424:11932738
200:redshift
184:19 46 38
156:infrared
132:luminous
83:Redshift
66:19 46 38
488:6171688
468:Bibcode
432:4407892
404:Bibcode
367:Bibcode
336:Bibcode
305:Bibcode
274:Bibcode
241:silicon
237:sulphur
152:optical
534:23 May
508:23 May
486:
430:
422:
386:Nature
186:and a
158:, and
122:was a
48:
28:
484:S2CID
458:arXiv
428:S2CID
394:arXiv
365:: 1.
334:: 1.
303:: 1.
272:: 1.
160:radio
144:X-ray
108:[
536:2010
510:2010
420:PMID
363:1475
332:1504
301:1473
270:1471
239:and
476:doi
454:597
412:doi
390:416
214:to
182:of
172:UTC
162:).
128:UTC
564::
527:.
482:.
474:.
466:.
452:.
440:^
426:.
418:.
410:.
402:.
388:.
361:.
357:.
330:.
326:.
299:.
295:.
268:.
264:.
154:,
150:,
146:,
538:.
512:.
490:.
478::
470::
460::
434:.
414::
406::
396::
373:.
369::
342:.
338::
311:.
307::
280:.
276::
112:]
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
