Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  The star 26UMa, The star θUMa
Getting plate-solving status, please wait...
Comet 46P/Wirtanen, 


            José J. Chambó
Comet 46P/Wirtanen

Technical card

Imaging telescope or lens:GSO Newton 8" f/4

Imaging camera:Atik 383L+


Guiding telescope or lens:GSO Newton 8" f/4

Guiding camera:Meade DSI

Software:PixInsight 1.8MaximDL5Jasc Software Paintshop Pro

Filter:Astrodon Series 2 LRGB

Accessory:Teleskop-Service Coma Corrector

Resolution: 1500x1132

Dates:Feb. 10, 2019

Frames: 8x120"

Integration: 0.3 hours

Avg. Moon age: 5.06 days

Avg. Moon phase: 26.31% job: 2586156

RA center: 142.713 degrees

DEC center: 52.078 degrees

Pixel scale: 3.430 arcsec/pixel

Orientation: 1.478 degrees

Field radius: 0.895 degrees

Data source: Backyard


46P/Wirtanen @ February 10,2019 01:46 UT

Comet 46P/Wirtanen photographed on February 10th 2019 when passing near bright star Theta Ursae Majoris of magnitude 3. After its maximum with magnitude 4 on past December, here the comet has dropped until magnitude 8 with a greenish coma which also has reduced condensation and angular size to 10 arcminutes.

Acquisition details:
Telescope GSO 8" N f/3.8.
Camera Atik 383L+.
L=8x120s bin1 + RGB=3x60s bin2
From Vallés, Valencia (Spain).

José J. Chambó (

Post and image link:
More info at 



José J. Chambó
License: None (All rights reserved)

Sky plot

Sky plot


Comet 46P/Wirtanen, 


            José J. Chambó