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© James Mackay


M81 & M82

Mount & Scope:  Esprit 100 on HEQ5 Pro
Camera: ZWO ASI 1600mm-Pro (Gain: 250, cooled to -30c)
Filter: Astronomik L-RGB Type 2c filters
Subframes: 103x  30 seconds Luminance, 30x  30 secs each of Red, Green & Blue and 23x  4 min Ha added into the Red channel (just over 3 hours total)
Control, capture, guiding through The SkyX Pro
Calibration, Stacking and processing in Pixinsight


© James Mackay

From the album:

James' foray into the Dark Side

  • 47 images
  • 19 image comments

Photo Information for M81-M82.jpg

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