Deep Sky Object in Spring
NGC3953 (Galaxy in Ursa Major)


Date & Time: Mar 20 2020, from 21:25 to 22:20 JST(+0900)
Composed 10 shots with 6 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow 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


NGC3953 / Galaxy, type SB(r)bc I-II
R.A.11h 53m 49.5s (2000.0)
Dec.+52° 19' 39" (2000.0)
Apparent Size6.9×3.4'
Radial Velocity1240km/s
Magnitude10.8
Distance70 million light yrs.
Group of GalaxiesUrsa Major N Group
Other IDsUGC6870, MCG9-20-26
CGCG269-13, PGC37306
NGC3953 is a small bared galaxy floating about 1.3 degrees south from gamma UMa. The galaxy has a long axis of 7 arc minutes and 10.8th magnitude. Maybe you cannot appreciate detailed structures through telescopes, but this image shows you a bared structure in central region of the galaxy.



NGC3945
Around NGC3972

Copyright(c) 2020 by Naoyuki Kurita, All rights reserved.
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