NGC3640 Galaxy in Leo


DATE 20 May 2012
TELESCOPE OPTICS 508 mm mirror f.4 effective f/4.6 with paracorr2. ccd sony ICX285AL 1360 x 1024px 6.45 x 6.45µm UHC filter
EXPOSURE binning 1: composite image, 10min
IMAGE SIZE (ARCMIN) ~12
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) NGC3640 = 72
NGC3641 = 94
2MASX J11210149+0310565 = 1340
2MASX J11205902+0311385 = 821
SDSS J112111.78+031131.5 = 1846
MAGNITUDE NGC3640 = 11.36
NGC3641 = 14.1
2MASX J11210149+0310565 = 17.6
2MASX J11205902+0311385 = 17.6
SDSS J112111.78+031131.5 = 18.7
POSITION RA-DEC J2000 NGC3640 = 11:21:06.80 +03:14:05.0
NGC3641 = 11:21:08.80 +03:11:41.0
2MASX J11210149+0310565 = 11:21:01.50 +03:10:57.0
2MASX J11205902+0311385 = 11:20:59.00 +03:11:39.0
SDSS J112111.78+031131.5 = 11:21:11.80 +03:11:32.0
POSITION ANGLE: 100
Rotation Velocity km/s  
Size (Light Years)  
DETAILS NGC3640 is an elliptical while it's neighbour, NGC3641 is classed as a peculiar elliptical galaxy, 2MASX J11210149+0310565, 2MASX J11205902+0311385 and SDSS J112111.78+031131.5 are all distant galaxies.

rollover image
3640