Deep Sky Object in Spring
NGC3511, NGC3513 (Galaxies in Crater)


Date & Time: Jan 20 2023, from 24:42 to 25:37 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


NGC3511 / Galaxy, type SA(s)c II
R.A.11h 03m 23.4s (2000.0)
Dec.-23° 05' 12" (2000.0)
Apparent Size6.2×2.1'
Radial Velocity+1144km/s
Magnitude10.9
DistanceN/A
Group of Galaxies -
Other IDsUGCA 223, ESO 502-13
MCG -4-26-20, PGC 33385
NGC3513 / Galaxy, type SB(rs)c II-III
R.A.11h 03m 46.0s (2000.0)
Dec.-23° 14' 38" (2000.0)
Apparent Size3.0×2.3'
Radial Velocity+1190km/s
Magnitude11.4
DistanceN/A
Group of Galaxies -
Other IDsUGCA 224, ESO 502-14
MCG -4-26-21, IRAS 11013-2258
PGC 33410
These are two spiral galaxies in southwest edge of Crater with an interval of about 10 arc minutes. An upper one is NGC3511 and another lower one has a number of NGC3513. The former one has a long axis of a bit larger than 6 arc minutes, exceeding NGC3513 both size and visual brightness.



Around NGC3447
NGC3521

Copyright(c) 2023 by Naoyuki Kurita, All rights reserved.
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