Mars on August 21, 2020 (a few months away from Opposition)
Mars
All Images Copyright Steve Cannistra

Please Click Here for Image with Labels


Characteristics:
Image scale:  0.21 arcsec/pixel
North at top, South pole at around 7 o'clock
Planetary disk diameter 17 arcseconds (will be 22 arcseconds at opposition on October 13, 2020)

Photographic Details:
Dates:  August 21 5AM EDT (UT 09:00), video capture from 5:00 to 5:30AM EST
Scope:  Celestron 9.25" (235mm), native focal length 2350mm, f10
Camera:  ZWO ASI178MM monochrome video camera, pixel size 2.4 um, with Starlight Xpress USB powered 5 position filter wheel for 2" filters
Filters:  2" mounted Baader LRGB filters
Seeing conditions:  Poor
Location:  Needham, MA
Post-processing: Video capture in FireCapture, video stacking in AutoStakkert!, further stacking in Winjupos, wavelet processing in Registax, final processing in Photoshop (LRGB combine) using a combination of Astraimage, and unsharp masking
Please note:  Graphics on this website may not be reproduced without author permission.

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