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)