"star" nach Englisch mit Beispielen - Kollokationen-Wörterbuch Englisch
- Ellison was a highly-regarded planetary and binary star observer.
- Since the beginning of the 1780s, both professional and amateur double star observers have telescopically measured the distances and angles between double stars to determine the relative motions of the pairs.
- The asteroid was named in honour of Czech astronomer Kamil Hornoch, in the time of the discovery a successful amateur variable star observer from Lelekovice, later employed at Ondřejov.
- Therefore, the dis- crepancy between what he sees and what the star observer sees is about thirteen times greater than is the Sun/star discrepancy.
- Edward A. Halbach (1909-2011) was an American amateur astronomer and prolific variable star observer.
- American Association of Variable Star Observers http://www.aavso.org The AAVSO at Harvard College Observatory coordinates variable star observations made largely by amateur astronomers and it is the world's largest association of variable star observers in existence.
- Visual variable star observers make an estimate of its brightness by comparing its brightness with nearby stars with a known brightness value.
- Michiel Daniel Overbeek (15 September 1920, Ermelo, Mpumalanga, South Africa - 19 July 2001, Johannesburg), also known as Danie Overbeek, was a South African amateur astronomer and one of the most prolific variable star observers.
- In addition to comets, he was also a variable star observer.
- Note that the letters A, B, D, K, L and x on this chart are unofficial and are used by variable star observers for convenience.
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