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:  NGC 4656, NGC 4657
Getting plate-solving status, please wait...
NGC 4656 Crowbar Galaxy, 


            Jerry Macon
NGC 4656 Crowbar Galaxy
Powered byPixInsight

NGC 4656 Crowbar Galaxy

Technical card

Dates:May 23, 2020May 25, 2020

Astrodon Gen 2 L 36mm: 36x120" (gain: 99.00) -16C bin 1x1
Astrodon Gen 2 RGB 36mm: 80x120" (gain: 99.00) -16C bin 1x1

Integration: 3.9 hours

Avg. Moon age: 1.68 days

Avg. Moon phase: 4.14%

Bortle Dark-Sky Scale: 4.00

Temperature: 8.00

Basic astrometry details job: 3566193

RA center: 12h 43' 58"

DEC center: +32° 10' 26"

Pixel scale: 0.443 arcsec/pixel

Orientation: 88.516 degrees

Field radius: 0.251 degrees

Resolution: 3282x2436

Data source: Own remote observatory

Remote source: Non-commercial independent facility


NGC 4656/57 is a highly warped barred spiral galaxy located in the constellation Canes Venatici and is sometimes informally called the Hockey Stick Galaxies or the Crowbar Galaxy. The galaxy is a member of the NGC 4631 Group. A Luminous Blue Variable in "super-outburst" was discovered in NGC 4656/57 on March 21, 2005.

Note the lovely little spiral galaxy just above NGC 4656.



Jerry Macon
License: Attribution Creative Commons

Sky plot

Sky plot


NGC 4656 Crowbar Galaxy, 


            Jerry Macon