C/2023 P1 (Nishimura) 2023-Aug-24 Dan Bartlett

C/2023 P1 (Nishimura) 2023-08-24
Transparency good, seeing not so...

Observational details:
Backyard setup
scope: C14 D = 356mm; fl =729mm; F# 2
camera: asi 2600mcP
exposure: 36 x20 sec
Seeing: 2.5/5
Transparency: 9/10
Observer: DEBartlett
Location: June Lake, California, USA


Image info(Starless are at full resolution or 1.06'/pix):
WCS transformation ....... Thin plate spline
Control points ........... 280
Spline lengths ........... l:280 b:280 X:279 Y:280
Projection ............... Gnomonic
Projection origin ........ [1363.596599 859.017888] px -> [RA: 7 48 52.451 Dec: +22 04 48.00]
Resolution ............... 2.206 arcsec/px
Rotation ................. -2.906 deg
Reference system ......... ICRS
Observation start time ... 2023-08-24 12:01:54 UTC
Observation end time ..... 2023-08-24 12:02:14 UTC
Geodetic coordinates ..... 119 04 46 W 37 46 30 N 2357 m
Focal distance ........... 703.19 mm
Pixel size ............... 7.52 um
Field of view ............ 1d 40' 15.2" x 1d 3' 9.6"
Image center ............. RA: 7 48 52.452 Dec: +22 04 47.99 ex: +0.000671 px ey: -0.000198 px
Image bounds:
top-left .............. RA: 7 52 21.915 Dec: +22 38 35.36 ex: -0.001391 px ey: -0.000895 px
top-right ............. RA: 7 45 10.335 Dec: +22 33 59.43 ex: +0.002191 px ey: -0.000787 px
bottom-left ........... RA: 7 52 33.197 Dec: +21 35 15.51 ex: +0.007884 px ey: +0.001729 px
bottom-right .......... RA: 7 45 24.802 Dec: +21 30 45.33 ex: +0.001960 px ey: +0.000065 px

ASTROBIN Full Resolutionhttps://astrob.in/fypn6z/B/