Hemisphere:  Northern  ·  Constellation: Leo (Leo)  ·  Contains:  NGC 2903
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NGC 2903, 



    
        

            Randy Roy
NGC 2903
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NGC 2903

Technical card

Imaging telescopes or lenses: GSO Ritchey-Chrétien 6" f/9

Imaging cameras: ZWO ASI533MC Pro

Mounts: Skywatcher EQ6R Pro

Guiding telescopes or lenses: QHYCCD Mini 30 mm Guide Scope

Guiding cameras: QHYCCD 5-III 178C

Focal reducers: GSO 0.75 RC

Software: APT Astro Photograhy Tool  ·  StarTools 1.6.400 MR1  ·  Astro Pixel Processor  ·  PHD2 Guiding Open Guiding

Filters: ZWO IR CUT


Dates:March 7, 2021March 8, 2021

Frames:
100x90" (gain: 100.00) -5C
ZWO IR CUT: 150x90"

Integration: 6.2 hours

Darks: ~50

Flats: ~30

Bias: ~50

Avg. Moon age: 24.17 days

Avg. Moon phase: 29.31%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 4294444

RA center: 9h 32' 9"

DEC center: +21° 29' 56"

Pixel scale: 0.739 arcsec/pixel

Orientation: 178.748 degrees

Field radius: 0.410 degrees


Resolution: 2757x2896

Data source: Backyard

Description

20 light years distant, NGC 2903 is a barred spiral galaxy in the equatorial constellation of Leo

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