NGC 4457

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VIVA HI Map SDSS 3-Color Composite Image SDSS + HI contours    NGC 4457 (2005-07-23) Right Ascension (J2000):    12:28:59.0 Declination (J2000): 3:34:14 RC Flux Density (mJy): HI Flux (Jy km/s): 2.75 RMS (mJy/Bm): 0.46 HI Flux Asymmetry (E/W): -0.077   Data Cube (.fits files):   Cleaned Cube   Beam File     Beam Size: 17.36" X 16.23"   Moment 0 Map   Moment 1 Map   Moment 2 Map Figures (.ps files):   Channel Map   Moment 0   Moment 1   Position-Velocity Diagrams