NGC4900 Galaxy in Virgo

DATE 27 Apr 2016
TELESCOPE OPTICS 508 mm mirror f.4 . ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm
EXPOSURE binning 1: composite image, 11 min
IMAGE SIZE (ARCMIN) 28.5
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) NGC4900 = 57
SDSS J130029.69+022449.9 = 1104
SDSS J130031.45+023242.0 = 2479
2MASX J13005576+0235172 = 988
2MASX J13002993+0231232 = 867
MAGNITUDE NGC4900 = 12.2g
SDSS J130029.69+022449.9 = 18.1g
SDSS J130031.45+023242.0 = 18.8g
2MASX J13005576+0235172 = 17.2g
2MASX J13002993+0231232 = 17.2g
POSITION RA-DEC J2000 NGC4900 = 13:00:39.10 +02:30:05.0
SDSS J130029.69+022449.9 = 13:00:29.70 +02:24:50.0
SDSS J130031.45+023242.0 = 13:00:31.40 +02:32:42.0
2MASX J13005576+0235172 = 13:00:55.70 +02:35:18.0
2MASX J13002993+0231232 = 13:00:29.90 +02:31:24.0
POSITION ANGLE: 211
Rotation Velocity km/s 129 max
Size (Light Years) 59,000 (POSS1 103a-O)
DETAILS NGC4900 is classed as a barred spiral galaxy where supernova SN 1999br occurred. This seems to be quite a compact object in optical wavelengths and at the H1 radio band line of 21cms making it appear hot and luminous.

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4900