Object: NGC 1640 (*)
Galaxy, type SBab, in Eridanus
Right Ascension (2000.0): 04:42:14.5 (h:m:s)
Declination (2000.0): -20:26:05 (deg:m:s)
m_b: 12.4 (mag) , m_v: 11.6 (mag) , SB: 13.4 (mag per square arcmin)
Dimension: 2.70 x 2.3 (arcmin) , PA: 45
Cross Identifications: ESO 551-27, MCG -3-12-18, IRAS04400-2031, PGC 15850