2021 Images
3-19-21 IC443 Jellyfish Nebula HaO3RGB
Scope: Borg 90FL @ F3.9 Mount: CEM25
Camera: ASI 6200M Pro / Chroma RGB/ HA/ O3 filters
5.3 hr. Imaging time.
8-14to15-21 NGC 6888 Crescent HaO3RGB Nebula Wide Angle. Postville Observatory, (near NewGlarus, Wi. )
NOTES: This is a Wide Angle image re-taken of the first top image of the 2019 set. This image is inverted as it was taken in the eastern sky, where as the 2019 image was taken in the western sky.
Scope: Borg 200mm FL , 55 Fluorite ; Mount: Paramount ME
Camera: ASI294M pro / Filters: Astrodon1+Ha 6nm +Chroma O3 3nm
Total image time = 3 hr.
8-13to15-21 NGC 6888 ( a.k.a. Sh2-105) Crescent Nebula HaO3RGB.
Postville Observatory, (near NewGlarus, Wi. )
NOTES: The added blue-green color is due to an added Oxygen (O3) filter, which I did not have for the 2019 image
Scope: 1750mm FL DSI RC10 @ F7.3 , Mount: Paramount ME
Camera: ASI 6200M Pro / Chroma RGB and HA / O3 3nm filters
4.8 hr. Total image integration time.
Center crop of the previous image to show more detail
8-2thru9-7-21 SH2-155 Cave Nebula HaO3RGB. Pleasant Prairie, WI.
Note: This image was taken over a 5 week span and is not very bright as compared to the Crescent or Bubble Nebulas.
Scope: Borg 320mm FL ,90 Fluorite @ F3.9 Mount: CEM25
Camera: ASI 6200M Pro / Chroma RGB and HA / O3 3nm filters
5.6 hr. Total image integration time.
8-15to16-21 NGC7635 Bubble Nebula SHO. Postville Observatory, (near NewGlarus, Wi. )
Scope: Borg 200mm FL , 55 Fluorite ; Mount: Paramount ME
Camera: ASI294M pro. Astrodon1 RGB+Ha 6nm, Chroma O3/ SII 3nm
Total image integration = 4.2 hr
8-13to15-21 NGC 7635 Bubble Nebula HaO3RGB
Postville Observatory, (near NewGlarus, Wi. )
NOTE: The flare around the bright blue star is an artifact of the DSI RC10 scope.
Scope: 1750mm FL DSI RC10 @ F7.3 , Mount: Paramount ME
Camera: ASI 6200M, Chroma RGB + Ha/ O3 3nm
Image time = 6.1 hr.
Center crop of the previous image to show more detail
IC 1805 Heart and IC 1848 Soul Nebulas HaO3RGB, Pleasant Prairie, Wi.
Scope: Borg 90FL , Mount: GEM45
Camera: 6200M pro / Chroma RGB and Ha / O3 (3nm) filters
Total integration = 2.4hr
9-10-21 Heart Nebula HaO3RGB center close-up. Taken from Postville Observatory.
Scope: 1750mm FL DSI RC10 @ F7.3 , Mount: Paramount ME
camera: ASI6200M, Chroma RGB + Ha,O3 3nm filters
Total time = 3.1hr
12-25-21 NGC 2264 Cone Nebula HaO3RGB, Pleasant Prairie, Wi.
Scope: Borg90FL @ F3.9 , Mount: iOptron GEM28
Camera: ASI6200M pro, Filters: Chroma Ha/O3/RGB
Total : 5.8hr.
9-16-21 NGC 7000 North American and IC 5067 Pelican Nebula HaO3RGB - wide
Pleasant Prairie,Wi.
Scope: 90FL on a GEM28 mount
Camera: ASI6200M pro, Chroma Ha, O3, RGB filters
Total time = 4.7hr
North American and Pelican Nebula 8-15 thru 9-16-21 Close up