21p 20180415 cbell

Comet 21P/Giacobini-Zinner 2018-Apr-15 09:54:25 UTC Stack 6 x 129 secs Sky motion 1.25 "/min PA 046.7 deg Magnitude 17.3 aperture radius 8.2 arc sec {UCAC4) Small dust coma approx. 8 arc sec diameter. extended toward PA 260 deg Charles Bell H47 Vicksburg 0.3-m Schmidt-Cassegrain + CCD + R filter Ephemeris data: t - T = -147.91868 days Delta = 1.830 AU r = 2.110 AU Elongation = 91.5 deg Phase = 28.4 deg PsAng = 259.7 deg PsAMV = 264.3deg PlAng = -2.7 deg Constellation: Aquila (Aql)

Page last updated: Wed 21 Aug 07:49:44 BST 2019