Object: IC 4644 (*)
Galaxy, type Sb, in Apus
Right Ascension (2000.0): 17:24:35.8 (h:m:s)
Declination (2000.0): -73:56:19 (deg:m:s)
m_b: 14.9 (mag) , m_v: 14.1 (mag) , SB: 13.7 (mag per square arcmin)
Dimension: 1.90 x 0.4 (arcmin) , PA: 134
Cross Identifications: ESO 44-11, FGCE 1280, IRAS17182-7353, PGC 60234