Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034  ·  NGC 3077
m81&82 widefield with IFN, seasonzhang813
m81&82 widefield with IFN
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m81&82 widefield with IFN

Equipment

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Acquisition details

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Description

A: Widefield:FSQ106+SBIG 11K

LRGB=220:120:120:120min

m81 mainbody:150TOA+Atik One

LRGB=240:120:120:120min

reprocess alone from previous image captured by FSQ106 & 150TOA

see here http://www.astrobin.com/168320/C/

http://www.astrobin.com/155124/B/ ( m81 taken by 150TOA)

http://www.astrobin.com/155123/ (m81&82 widefield by FSQ106)

B: a closeup of A

C: borrow m82 Ha from friend and add into LRGB, hence we get red and pink dust and gas around m82

D: increase contrast to reveal more IFN

Comments

Revisions

  • m81&82 widefield with IFN, seasonzhang813
    Original
  • m81&82 widefield with IFN, seasonzhang813
    B
  • m81&82 widefield with IFN, seasonzhang813
    C
  • Final
    m81&82 widefield with IFN, seasonzhang813
    D

Sky plot

Sky plot

Histogram

m81&82 widefield with IFN, seasonzhang813

In these public groups

China Lijiang Gemini Observatory