NGC3742 & NGC3749 Galaxies in Centaurus

DATE 27 Jan 2017
TELESCOPE OPTICS 508 mm mirror f.4 . effective f4.6 with paracorr2. ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm
EXPOSURE binning 2: composite image, 9 min
IMAGE SIZE (ARCMIN) 30
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) NGC3742 = 135
NGC3749 = 134
2MASX J11351493-3755309 = 137
2MASX J11352686-3800549 = na
MAGNITUDE NGC3742 = 13.03
NGC3749 = 13.21
2MASX J11351493-3755309 = 15.6R
2MASX J11352686-3800549 = na
POSITION RA-DEC J2000 NGC3742 = 11:35:32.50 -37:57:23.0
NGC3749 = 11:35:53.20 -37:59:50.0
2MASX J11351493-3755309 = 11:35:14.90 -37:55:31.0
2MASX J11352686-3800549 = 11:35:26.80 -38:00:55.0
POSITION ANGLE: 248
Rotation Velocity km/s NGC3742 = na
NGC3749 = na
Size (KiloParsecs... kpc) NGC3742 = 42.87 (ESO-LV "Quick Blue" IIa-O)
NGC3749 = 78.26 (ESO-LV "Quick Blue" IIa-O)
DETAILS NGC3742 is a ringed barred spiral and NGC3749 is an edge-on spiral. Supernova SN 2011bb was discovered in 2MASX J11352686-3800549.

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3742