Contains:  Owl nebula, M 97, NGC 3587
Getting plate-solving status, please wait...
M97 The OWL Nebula Bicolor, 


            Edoardo Luca Radi...
M97 The OWL Nebula Bicolor

M97 The OWL Nebula Bicolor

Technical card

Resolution: 1518x1059

Dates:March 19, 2016

Baader Planetarium Ha 7nm: 19x300" -15C bin 1x1
Baader Planetarium OIII 8.5nm: 20x300" bin 1x1

Integration: 3.2 hours

Darks: ~20

Flats: ~20

Bias: ~40

Avg. Moon age: 11.10 days

Avg. Moon phase: 85.53%

Bortle Dark-Sky Scale: 6.00 job: 1012532

RA center: 168.701 degrees

DEC center: 55.011 degrees

Pixel scale: 0.625 arcsec/pixel

Orientation: -173.543 degrees

Field radius: 0.161 degrees

Locations: Castenedolo, Castenedolo, Italy

Data source: Unknown


After a very long period of inactivity I'm back.

Here the first test with modified Celestron C 9.25 with Baader focuser.
The new focuser is great but I'm not so happy of the image.

Unfortunately passing veils during the night ruined almost half of the frames....

This is a bicolor composition with a technique similar to this other image



Edoardo Luca Radi...
License: Attribution-NonCommercial-NoDerivs Creative Commons

Sky plot

Sky plot


M97 The OWL Nebula Bicolor, 


            Edoardo Luca Radi...

In these public groups

Imagers of Italy
Narrowband imaging