Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 & M82, Phobos226
M81 & M82
Powered byPixInsight

M81 & M82

M81 & M82, Phobos226
M81 & M82
Powered byPixInsight

M81 & M82

Equipment

Loading...

Acquisition details

Loading...

Description

M81 and M82 taken on 2020-03-22 using a modified Canon 400D, no filters or Coma Corrector and poor seeing.

38x300s unfiltered - Total 3.2 hours in Bortle 5 garden/backyard

Skywatcher 130PDS on EQ5 mount DIY converted to motorised and guided solution with OnStep with custom focuser

Autoguided with PHD2 using a Svbony 50mm guidescope and ZWO ASI290mm mini

Automated using Astroberry running on a Raspberry Pi 4 (4GB) and controlled remotely over WiFi with VNC

Comments

Comments are closed.

Revisions

  • M81 & M82, Phobos226
    Original
  • M81 & M82, Phobos226
    B
  • M81 & M82, Phobos226
    C
  • Final
    M81 & M82, Phobos226
    D

B

Description: Balanced colours for more reds, less blues and more natural star colours. SCNR.

Uploaded: ...

D

Description: Yet another edit, rebalanced colours again, less saturation, less heavy noise reduction, more deconvolution

Uploaded: ...

Sky plot

Sky plot

Histogram

M81 & M82, Phobos226