Deep Sky Object in Spring
NGC3810 (Galaxy in Leo)



Date & Time: Dec 27 2025, from 28:37 to 29:31 JST(+0900)
Composed 10 shots with 6 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with IDAS LPS-P1 Light-pollution suppression filter
Auto-guided with Meade LX200 Equatorial & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight



NGC3810 / Galaxy, type SA(rs)c I-II
R.A.11h 40m 58.5s (2000.0)
Dec.+11°28' 14" (2000.0)
Apparent Size4.3×3.2'
Radial Velocity+958km/s
Magnitude11.4
Distance51 million light yrs.
Group of GalaxiesNGC3810 Group
Other IDsUGC 6644, CGCG 68-24
MCG +2-30-10, PGC 36243
IRAS 11383+1144
NGC 3810 is a spiral galaxy located about 3.7° SSW of Denebola in Leo. Its apparent diameter is just over 4 arcminutes, and several tightly wound spiral arms can be seen, along with a number of star-forming regions along them. The distance from the Milky Way is estimated to be about 51 million light-years, and together with several nearby galaxies it forms a small galaxy group.




Copeland's Septet

NGC3923


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