SOURCE LISTRow Object Name EquJ2000.0 Object Velocity/Redshift Mag./ Separ. Number of Row No. (* => Essential Note) RA DEC Type km/s z Qual Filter arcmin Refs Notes Phot Posn Vel/z Diam Assoc Images Spectra No. 1 NGC 2902 09h30m52.9s -14d44m09s G 1995 0.006655 12.21 ... 74 3 30 5 6 6 0 Retrieve Retrieve 1 |
INDEX for NGC 2902 | ||||||
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Detailed Data (NED queries):
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ESSENTIAL NOTE for NGC 2902 (Back to INDEX)N/A |
CROSS-IDENTIFICATIONS for NGC 2902 (Back to INDEX)
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COORDINATES for NGC 2902 (Back to INDEX) Position Reference:20032MASX.C.......: Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec) (degrees) (degrees) Semimajor Semiminor PA(deg) Equatorial (B1950.0) 142.124067 -14.515133 09h28m29.77s -14d30m54.5s 1.25E+00 1.25E+00 0 Equatorial (J2000.0) 142.720375 -14.735778 09h30m52.89s -14d44m08.8s 1.25E+00 1.25E+00 0 Ecliptic (B1950.0) 149.754229 -27.802550 1.25E+00 1.25E+00 0 Ecliptic (J2000.0) 150.449603 -27.799809 1.25E+00 1.25E+00 0 Galactic 247.369611 25.827974 1.25E+00 1.25E+00 0 SuperGalactic 120.332604 -52.440959 1.25E+00 1.25E+00 0Additional detailed measurements with references are also available by clicking below: 5 Position data point(s) |
REDSHIFT-INDEPENDENT DISTANCES for NGC 2902 (Back to INDEX) 4 Distances found in NED View 4 Individual Distance Measurement(s) for NGC 2902 Summary Statistics computed by NED from 4 Distance(s) in the literature: NOTE: These summary statistics are provided for "quick-look" reference only; they are based exclusively on original values, as published. No homogenization or corrections have been applied.
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CLASSIFICATIONS (TYPES, ATTRIBUTES) for NGC 2902 (Back to INDEX)
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FOREGROUND GALACTIC EXTINCTION for NGC 2902 (Back to INDEX)Galactic Extinction from the Schlafly & Finkbeiner 2011, Appendix; 2011ApJ...737..103S (SF11) recalibration
For completeness, we include the original SFD98 values:
Galactic Extinction based on H I Column Densities and Galaxy Counts (Burstein & Heiles; 1982AJ.....87.1165B) assuming Rv = 3.1: AB = 0.250 mag See Notes on Galactic Extinction for important caveats. |
BASIC DATA for NGC 2902 (Back to INDEX)Helio. Radial Velocity : 1995 +/- 6 km/s Redshift : 0.006655 +/- 0.000020 2006HIPAS.C...0000: Major Diameter (arcmin) : 1.4 Minor Diameter (arcmin) : 1.2 Magnitude and Filter : 12.21 Classifications : SA(s)0^0^: NOTE: This information is indicative only. With the exception of the |
QUANTITIES DERIVED FROM REDSHIFT for NGC 2902 (Details)(Back to INDEX)Calculated and Corrected Velocities V (Heliocentric) : 1995 +/- 6 km/s 2006HIPAS.C...0000: V (Kinematic LSR) : 1982 +/- 6 km/s 1986MNRAS.221.1023K V (Galactocentric GSR) : 1802 +/- 10 km/s 1991RC3.9.C...0000d V (Local Group) : 1730 +/- 17 km/s 1996AJ....111..794K V (3K CMB) : 2329 +/- 24 km/s 1996ApJ...473..576F V (Virgo Infall only) : 1969 +/- 24 km/s 2000ApJ...529..786M V (Virgo + GA only) : 2133 +/- 27 km/s 2000ApJ...529..786M V (Virgo + GA + Shapley) : 2141 +/- 27 km/s 2000ApJ...529..786M Hubble Flow Distance and Distance Modulus (where Ho = 73.0 +/- 5 km/sec/Mpc) D (Galactocentric GSR) : 24.7 +/- 1.7 Mpc (m-M) = 31.96 +/- 0.15 mag D (Local Group) : 23.7 +/- 1.7 Mpc (m-M) = 31.87 +/- 0.15 mag D (3K CMB) : 31.9 +/- 2.3 Mpc (m-M) = 32.52 +/- 0.15 mag D (Virgo Infall only) : 27.0 +/- 1.9 Mpc (m-M) = 32.15 +/- 0.15 mag D (Virgo + GA only) : 29.2 +/- 2.1 Mpc (m-M) = 32.33 +/- 0.15 mag D (Virgo + GA + Shapley) : 29.3 +/- 2.1 Mpc (m-M) = 32.34 +/- 0.15 mag Scale at Hubble Flow Distances Scale (Galactocentric GSR) : 120 pc/arcsec = 0.120 kpc/arcsec = 7.18 kpc/arcmin = 0.43 Mpc/degree Scale (Local Group) : 115 pc/arcsec = 0.115 kpc/arcsec = 6.89 kpc/arcmin = 0.41 Mpc/degree Scale (3K CMB) : 155 pc/arcsec = 0.155 kpc/arcsec = 9.28 kpc/arcmin = 0.56 Mpc/degree Scale (Virgo Infall only) : 131 pc/arcsec = 0.131 kpc/arcsec = 7.85 kpc/arcmin = 0.47 Mpc/degree Scale (Virgo + GA only) : 142 pc/arcsec = 0.142 kpc/arcsec = 8.50 kpc/arcmin = 0.51 Mpc/degree Scale(Virgo + GA + Shapley): 142 pc/arcsec = 0.142 kpc/arcsec = 8.53 kpc/arcmin = 0.51 Mpc/degree |
QUICK-LOOK PHOTOMETRY and LUMINOSITIES for NGC 2902 (Back to INDEX) The brightest flux in each of the following spectral regions, when available: Gamma-Ray (ν > 2E19 Hz); X-Ray (2E19 Hz > ν > 2E16 Hz); Ultraviolet (2E16 Hz > ν > 9E14 Hz); Visual (9E14 Hz > ν > 3E14 Hz); Near-Infrared (3E14 Hz > ν > 6E13 Hz); Mid-Infrared (6E13 Hz > ν > 7.5E12 Hz); Far-Infrared (7.5E12 Hz > ν > 1E12 Hz); Sub-Millimeter (1E12 Hz > ν > 3E11 Hz); Millimeter (3E11 Hz > ν > 3E10 Hz); Radio (3E10 Hz > ν).
a Metric Distance of (36.850 +/- 14.101) Mpc using the Average NED-D value. The quantities quoted above have not necessarily been corrected for foreground extinction, and no K-Corrections have been applied. View details and SED for 30 Photometric data point(s) available in NED. |
QUICK-LOOK ANGULAR & PHYSICAL DIAMETERS for NGC 2902 (Back to INDEX) The largest diameters in the Visual and Near-Infrared spectral regions, when available:
The quantities quoted above have not necessarily been corrected for foreground extinction. View details for 6 Diameter data point(s) available in NED. |