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Galassie

NGC2903

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Exposure Info:

Optolong Luminance 2″: 90×300″ (7h 30') -10°C bin 1x1

Optolong Red 2″: 18×300″ (1h 30′) -10°C bin 1x1

Optolong Green 2″: 18×300″ (1h 30′) -10°C bin 1x1

Optolong Blue 2″: 18×300″ (1h 30′) -10°C bin 1x1

Optolong H-Alpha 3nm 2″: 10×600″ (1h 40′) -10°C bin 1×1

Total Exposure: 13h 40′

LAB5

Observation Info:

AR: 09h 32m 09.914s

DEC: +21° 30′ 08″.58

Distance: 20.5 Mly

Apparent Magnitude: 9.7

Contained Objects: NGC 2905, PGC 1647510, PGC 1648681, PGC 27115

Constellation: Leo