Uploaded by

BAA Comet Section

Observer

dbartlett

Observed

2024 Feb 12 - 00:00

Uploaded

2024 Feb 25 - 07:55

Objects

C/2021 S3

Planetarium overlay

Constellation

Ophiuchus

Field centre

RA: 17^h20^m
Dec: -18°40'
Position angle: -3°11'

Field size

2°07' × 2°52'

Full filename

2021s3/2021s3_20240212_dbartlett.jpg

Target name

C/2021 S3

Title

Observational details: Backyard setup scope: RASA11 = 279mm; fl =621mm; exposure: 32 x 90 sec Seeing: 4/5 Transparency:7/10 Observer: DEBartlett Place: June Lake_California USA Image info: Projection ............... Gnomonic Projection origin ........ [1529.398434 2057.510832] px -> [RA: 17 20 17.091 Dec: -18 40 12.34] Resolution ............... 2.512 arcsec/px Rotation ................. -3.200 deg Reference system ......... ICRS Observation start time ... 2024-02-12 13:40:29 UTC Observation end time ..... 2024-02-12 13:41:59 UTC Geodetic coordinates ..... 119 04 46 W 37 46 51 N 2360 m Focal distance ........... 617.59 mm Pixel size ............... 7.52 um Field of view ............ 2d 8' 2.9" x 2d 52' 17.6" Image center ............. RA: 17 20 17.105 Dec: -18 40 12.50 ex: -0.013944 px ey: +0.148796 px Image bounds: top-left .............. RA: 17 24 24.366 Dec: -17 10 30.25 ex: -0.710708 px ey: -0.679187 px top-right ............. RA: 17 15 29.245 Dec: -17 17 31.73 ex: -0.007304 px ey: -0.734893 px bottom-left ........... RA: 17 25 09.605 Dec: -20 02 29.97 ex: -0.323237 px ey: -0.761263 px bottom-right .......... RA: 17 16 05.355 Dec: -20 09 35.84 ex: -0.246828 px ey: -0.442457 px