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in the 1950s. In the 1960s, an apartment building area was built in Iso-Heikkilä, preventing any observations of low-sky objects in all directions except north. Iso-Heikkilä remained in the use of students for some time, until the university gave up its ownership completely in 1972. The observatory
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The observatory is currently operated by Turun Ursa ry, an astronomical association founded by Yrjö Väisälä in 1928. The association arranged in Väisälä's time and continues to arrange stargazing events for the general public at the observatory. The members use the observatory, as well as the
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The observatory has two 6-meter domes in the East-West direction. The main instruments of the association are located in the western dome: the 15 and 13 centimeter
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In the forest further away from the observatory, about 200 metres (660 ft) to the northeast, is a concrete pillar used by Yrjö Väisälä in the 1940s in his
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As the city expanded and a steel factory was built under a kilometer away from the observatory, the astronomy department of the university moved to
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Another pillar that remains today is located 500 metres (1,600 ft) to the southwest from the previous one, in a forest across the railway.
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at the observatory. Väisälä also contributed significantly to research in the areas of
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The observatory was originally owned by the department of astronomy of the
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has been used in important baseline measurements around the world.
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from 1937 to 1972, and is the observatory where several
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building and the site are now owned by the city of Turku.
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349:used by a local amateur astronomical association,
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97:For other Turku-related observatories, see
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85:Learn how and when to remove this message
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450:made by Yrjö Väisälä and a 19 cm
626:Astronomical observatories in Finland
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382:, it was previously operated by the
301:Location of Iso-Heikkilä Observatory
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347:astronomical observatory
332:Iso-Heikkilän tähtitorni
324:Iso-Heikkilä Observatory
108:Iso-Heikkilä Observatory
40:This article includes a
69:more precise citations.
452:Schmidt-Väisälä camera
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270:Schmidt-Väisälä camera
131:Observatory code
191:60.45205°N 22.2298°E
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384:University of Turku
380:Minor Planet Center
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472:Väisälä comparator
470:measurements. The
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436:Kevola Observatory
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42:list of references
462:Standard baseline
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122:Organization
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61:Please help
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574:Outer space
562:Spaceflight
207:Established
194: /
169:Coordinates
104:Observatory
67:introducing
620:Categories
504:Turun Ursa
493:References
448:telescopes
240:Telescopes
182:22°13′47″E
179:60°27′07″N
598:Education
538:Astronomy
420:surveying
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481:See also
468:baseline
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150:Location
610:Science
526:Finland
512:Portals
394:History
363:Finland
353:in the
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336:Swedish
328:Finnish
265:unnamed
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222:Website
212: (
162:Finland
63:improve
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412:comets
410:and 7
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