M105, NGC 3384 & NGC 3389 in Leo
Date acquired: April 24, 2022Camera: Starlight Xpress SX-694 (2x2 binning)
Guider: Starlight Xpress Lodestar off-axis.
Scope: Astrotech AT10RC @F/7.8 (1987mm)
Guider: Starlight Xpress Lodestar off-axis.
Scope: Astrotech AT10RC @F/7.8 (1987mm)
Mount: Losmandy Titan w/Gemini-2
Filters: Astronomik LRGB Type 2c
Exposures: L= 74 min. R,G&B= 14min each (all 2 minute sub-exposures)
F.O.V. = 21.53' x 17.24' @.94" arc/pixel
Acquired, calibrated, stacked (avg) & LRGB in Astroart 8
Exposures: L= 74 min. R,G&B= 14min each (all 2 minute sub-exposures)
F.O.V. = 21.53' x 17.24' @.94" arc/pixel
Acquired, calibrated, stacked (avg) & LRGB in Astroart 8
Processing Notes:
Log stretch on Luminance.
Adaptive gradient correction on RGB
Nice! I did one of these, too. It's great to see NGC 3389 because I could not see it visually from my backyard. Imaging was my way to see all three.
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