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Croc’s Eye Galaxy (M94) in Lrgb

Posted on April 14, 2020April 21, 2021

www.astrobin.com/2zxz5y/

M94 is a spiral galaxy located 16 million light-years away in the constellation Canes Venatici.
It was discovered in 1781 by Pierre Méchain.
The galaxy has an apparent magnitude of 9 and can be spotted through a small telescope.

It has 19th hours of integration time using my dual rig set up at the remote observatory.

Technical card
Imaging telescopes or lenses:Teleskop Service TS Photoline 107mm f/6.5 Super-Apo , Altair Astro RC250-TT 10″ RC Truss Tube

Imaging cameras:ZWO ASI183MM-Cool , ZWO ASI1600MM-Cool

Mounts:Skywatcher EQ6R Pro , Mesu 200 Mk2

Guiding telescopes or lenses:Celestron OAG Deluxe , Teleskop Service TSOAG9 Off-Axis Guider

Guiding cameras:ZWO ASI174 Mini , ZWO ASI290 Mini

Focal reducers:Riccardi Reducer/Flattener 0.75x , Telescope-Service TS 2″ Flattener

Software:Pleiades Astrophoto PixInsight , Seqence Generator Pro

Filters:Astrodon R Gen.2 E-series 36mm , Astrodon G Gen.2 E-series 36mm , Astrodon B Gen.2 E-series 36mm , Astrodon L Gen.2 E-series 36mm

Accessories:ZWO EFW , MoonLite NiteCrawler WR30 , MoonLite CSL 2.5″ Focuser with High Res Stepper Motor

Dates:Feb. 22, 2020 , Feb. 23, 2020

Frames:
Astrodon B Gen.2 E-series 36mm: 95×120″ (gain: 183.00) -15C bin 1×1
Astrodon G Gen.2 E-series 36mm: 95×120″ (gain: 183.00) -15C bin 1×1
Astrodon L Gen.2 E-series 36mm: 200×180″ (gain: 75.00) -20C bin 1×1
Astrodon R Gen.2 E-series 36mm: 95×120″ (gain: 183.00) -15C bin 1×1

Integration: 19.5 hours

Avg. Moon age: 28.95 days

Avg. Moon phase: 0.61%

Astrometry.net job: 3413138

RA center: 12h 50′ 52″

DEC center: +41° 7′ 11″

Pixel scale: 1.007 arcsec/pixel

Orientation: -89.528 degrees

Field radius: 0.409 degrees

Resolution: 2328×1760

Locations: AAS Montsec, Àger, Lleida, Spain

Data source: Own remote observatory

Remote source: Non-commercial independent facility

via Flickr https://flic.kr/p/2iQnmDY

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