2022e3 20230124 dbartlett

C/2022 E3 (ZTF) from last night 2023-01-23-24

Juggling three imaging rigs.  Here is a fairly wide 5.2 x 3.5 degree field using a small refractor (RedCat51) and its 250mm focal length.

Image details:
WCS transformation ....... Linear
Projection ............... Gnomonic
Projection origin ........ [1197.000318 789.015122] px -> [RA: 15 07 24.769  Dec: +61 01 44.97]
Resolution ............... 7.966 arcsec/px
Rotation ................. -1.435 deg
Reference system ......... ICRS
Observation start time ... 2023-01-24 13:41:59 UTC
Observation end time ..... 2023-01-24 13:43:59 UTC
Geodetic coordinates ..... 119 04 46 W  37 46 30 N  2357 m
Focal distance ........... 247.55 mm
Pixel size ............... 9.56 um
Field of view ............ 5d 17' 49.8" x 3d 29' 29.8"
Image center ............. RA: 15 07 24.769  Dec: +61 01 45.09
Image bounds:

Observational details:
Backyard setup
scope: RedCat51 D = 51mm; fl =250mm; F# 5
camera: asi 071mcP
exposure: 23x120 sec
Seeing: 4/5
Transparency: 8/10
Observer: DEBartlett
Location: June Lake, California, USA