Uploaded by

BAA Comet Section

Observer

dbartlett

Observed

2024 May 02 - 00:00

Uploaded

2024 Jun 05 - 07:23

Objects

C/2021 S3

Planetarium overlay

Constellation

Cygnus

Field centre

RA: 20^h16^m
Dec: +43°45'
Position angle: -4°08'

Field size

1°45' × 1°08'

Full filename

2021s3/2021s3_20240502_dbartlett.jpg

Target name

C/2021 S3

Title

Observational details: Backyard setup scope: C14 HyperStar fl728mm D356mm exposure: 106 x 120 sec Seeing: 4/5 Transparency 9/10 Observer: DEBartlett Place: June Lake_California USA Image Info (Processed images): Projection ............... Gnomonic Projection origin ........ [2963.583206 1926.081984] px -> [RA: 20 16 58.926 Dec: +43 45 25.33] Resolution ............... 1.064 arcsec/px Rotation ................. -4.151 deg Reference system ......... ICRS Observation start time ... 2024-05-02 07:03:24 UTC Observation end time ..... 2024-05-02 10:58:54 UTC Geodetic coordinates ..... 119 04 46 W 37 46 51 N 2360 m Focal distance ........... 729.11 mm Pixel size ............... 3.76 um Field of view ............ 1d 45' 4.6" x 1d 8' 17.4" Image center ............. RA: 20 16 58.926 Dec: +43 45 25.33 ex: -0.048946 px ey: +0.518988 px Image bounds: top-left .............. RA: 20 21 37.894 Dec: +44 22 50.87 ex: -0.946881 px ey: -0.652703 px top-right ............. RA: 20 11 52.961 Dec: +44 15 11.59 ex: +1.941060 px ey: -1.177687 px bottom-left ........... RA: 20 21 59.661 Dec: +43 14 48.48 ex: -1.078908 px ey: +0.145086 px bottom-right .......... RA: 20 12 25.735 Dec: +43 07 17.18 ex: +0.859122 px ey: +0.352825 px _._,_._,_