Leserbilder Astronomie: Comet C/2017 O1 (ASASSN)
Comet C/2017 O1 (ASASSN) photographed on October 21th, 2017, which at the time begun to recede away from the Sun as well as the Earth. In spite of it the comet had a brightness drop of half magnitude until 8.5, still showed photographically a coma with 10' diameter, although with a very diffuse external layer, and also a faint 20' long tail toward southwest.
Daten zum Bild
Ort | Valencia, Spain |
Zeitpunkt | 21.10.2017 02:06 UT |
Kamera | Atik 383L+ |
Teleskop/Objektiv | GSO 8", 760 mm, f/3,8 |
Belichtungszeit | 540 s |
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