NGC1510 and NGC1512 Galaxies in Horologium


DATE 27 Oct 2016
TELESCOPE OPTICS 508 mm mirror f.4 ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm
EXPOSURE binning 2: composite image, 9min
IMAGE SIZE (ARCMIN) 30
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) NGC1512 = 38
NGC1510 = 39
MAGNITUDE NGC1512 = 11.3
NGC1510 = 13.47
POSITION RA-DEC J2000 NGC1512 = 04:03:54.30 -43:20:56.0
NGC1510 = 04:03:32.60 -43:24:00.0
POSITION ANGLE: 90
Rotation Velocity km/s ~110
Size (Light Years) 208,000 (ESO-Uppsala "Quick Blue" IIa-O)
DETAILS NGC 1512 is a barred spiral with arms/matter extending in all directions as far out as NGC5010. It is also classed as 'Lenticular', while NGC1510 is a spiral. Both galaxies appear to be interacting. A supernova was recorded here in 2010... SN 2010iv.
Lenticular galaxies are disk galaxies (like spiral galaxies) which have used up or lost most of their interstellar matter and have very little new star formation. Conversely one would expect NGC1512 to engender a number of supernovae.

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1512