Uploaded by

BAA Comet Section

Observer

dbartlett

Observed

2025 Aug 17 - 00:00

Uploaded

2025 Aug 21 - 18:44

Objects

C/2025 K1

Planetarium overlay

Constellation

Ophiuchus

Field centre

RA: 16^h55^m
Dec: +09°55'
Position angle: +0°06'

Field size

2°44' × 1°47'

Full filename

2025k1/2025k1_20250817_dbartlett.jpg

Target name

C/2025 K1

Title

Observational Notes: scope: C14 fl729mm F/2 Camera: asi6200mcP image: 286x30sec Seeing: 3.5/5 Transparency: 8/10 Observer: DEBartlett Place: JuneLake California USA (Altitude +2357m) Image Info (widefield BIN2x2),Closeup BIN1x1 : (All images processed solely using PixInsight, Comet Photometry using Tycho-Tracker) Projection ............... Gnomonic Projection origin ........ [2326.521330 1515.980469] px -> [RA: 16 55 12.519 Dec: +9 55 19.05] Resolution ............... 2.122 arcsec/px Rotation ................. 0.114 deg Reference system ......... ICRS Observation start time ... 2025-08-17 04:50:09 UTC Observation end time ..... 2025-08-17 07:17:53 UTC Geodetic coordinates ..... 119 04 46 W 37 46 51 N 2434 m Focal distance ........... 730.88 mm Pixel size ............... 7.52 um Field of view ............ 2d 44' 34.9" x 1d 47' 14.7" Image center ............. RA: 16 55 12.518 Dec: +9 55 19.06 ex: -0.000492 px ey: +0.000367 px Image bounds: top-left .............. RA: 17 00 46.753 Dec: +10 48 20.73 ex: -1.151422 px ey: -1.328150 px top-right ............. RA: 16 49 39.151 Dec: +10 48 42.86 ex: +0.186834 px ey: -1.561663 px bottom-left ........... RA: 17 00 43.952 Dec: +9 01 33.78 ex: -1.200610 px ey: +1.489821 px bottom-right .......... RA: 16 49 39.934 Dec: +9 01 56.13 ex: +1.233571 px ey: +1.439555 px