Hemisphere:  Northern  ·  Constellation: Leo (Leo)  ·  Contains:  IC 2763  ·  IC2684  ·  IC2694  ·  IC2745  ·  IC2762  ·  IC2782  ·  Leo Triplet  ·  M 65  ·  M 66  ·  M65  ·  M66  ·  NGC 3623  ·  NGC 3627  ·  NGC 3628  ·  NGC3628
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M65, M66 & NGC 3628 (using improper field flattener), 



    
        

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M65, M66 & NGC 3628 (using improper field flattener)

Getting plate-solving status, please wait...
M65, M66 & NGC 3628 (using improper field flattener), 



    
        

            PhotonCollector
Powered byPixInsight

M65, M66 & NGC 3628 (using improper field flattener)

Technical card

Imaging telescopes or lenses: Altair 60 EDF Doublet Refractor Telescope

Imaging cameras: ZWO ASI2600MC Pro

Mounts: iOptron CEM40

Guiding telescopes or lenses: FMA180

Guiding cameras: ZWO ASI178MM

Software: Ripley PixInsight 1.8  ·  Nebulocity

Filters: Optolong L-Pro 2"


Dates:March 7, 2021

Frames: 77x180" (3h 51')

Integration: 3h 51'

Avg. Moon age: 23.65 days

Avg. Moon phase: 34.29%


Astrometry.net job: 4291762

RA center: 11h 19' 56"

DEC center: +13° 17' 47"

Pixel scale: 2.177 arcsec/pixel

Orientation: -149.363 degrees

Field radius: 0.981 degrees


Resolution: 2700x1800

Data source: Backyard

Description

When you use a field flattener intended for scopes in the 400-600mm range but your scope is only 360mm in focal length you get crappy looking stars. Still the overall picture seems OK to me.

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M65, M66 & NGC 3628 (using improper field flattener), 



    
        

            PhotonCollector