British Astronomical Association

Supporting amateur astronomers since 1890


Gallery

Observers

Objects

Sky map

Histogram

FAQs

Search

Observation by nmrozek: Comet 3I/ATLAS 15.12.2025 1.16 UT Re...

Uploaded by

BAA Comet Section

Observer

nmrozek

Observed

2025 Dec 15 - 01:16

Uploaded

2025 Dec 20 - 22:30

Objects

0003I

Planetarium overlay









Constellation

Leo

Field centre

RA: 11h05m
Dec: +05°18'
Position angle: +2°17'

Field size

1°05' × 1°15'

Full filename

3i/3i_20251215_0116_nmrozek.jpg

Target name

0003I

Title

Comet 3I/ATLAS 15.12.2025 1.16 UT Recording with 10" / 3.0 Newton and Touptek 2600 MP LRGB 450/180/180/180 s. Center (RA, Dec): (166.324, 5.304) Center (RA, hms): 11h 05m 17.707s Center (Dec, dms): +05° 18' 12.974" Size: 1.09 x 1.25 deg Radius: 0.832 deg Pixel scale: 2.2 arcsec/pixel "Orientation", may be incorrect, use at your own risk: Up is 357.7 degrees E of N

About this image
Comet 3I/ATLAS 15.12.2025 1.16 UT Recording with 10" / 3.0 Newton and Touptek 2600 MP LRGB 450/180/180/180 s. Center (RA, Dec): (166.324, 5.304) Center (RA, hms): 11h 05m 17.707s Center (Dec, dms): +05° 18' 12.974" Size: 1.09 x 1.25 deg Radius: 0.832 deg Pixel scale: 2.2 arcsec/pixel "Orientation", may be incorrect, use at your own risk: Up is 357.7 degrees E of N
Files associated with this observation
Like this image
Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of work by third parties is expressly forbidden without the consent of the copyright holder. By submitting images to this online gallery, you grant the BAA permission to reproduce them in any of our publications.

© British Astronomical Association 2025

Registered charity no. 210769
Registered company no. 117572

For more information including contact details, click here.

Our Terms of Use are here.

Our Privacy Policy is here.

The BAA image gallery was designed and
built by Dominic Ford.

Image gallery software © Dominic Ford 2020–2024