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 2685 08h55m34.7s +58d44m04s G 883 0.002945 12.12 ... 366 15 105 17 13 12 0 Retrieve Retrieve 1 |
INDEX for NGC 2685 | |||
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Detailed Data (NED queries): |
ESSENTIAL NOTE for NGC 2685 (Back to INDEX)N/A |
CROSS-IDENTIFICATIONS for NGC 2685 (Back to INDEX)
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COORDINATES for NGC 2685 (Back to INDEX) Position Reference:2007SDSS6.C...0000: Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec) (degrees) (degrees) Semimajor Semiminor PA(deg) Equatorial (B1950.0) 132.919749 58.925664 08h51m40.740s +58d55m32.39s 5.00E-01 5.00E-01 0 Equatorial (J2000.0) 133.894628 58.734398 08h55m34.711s +58d44m03.83s 5.00E-01 5.00E-01 0 Ecliptic (B1950.0) 117.076417 39.449052 5.00E-01 5.00E-01 0 Ecliptic (J2000.0) 117.777708 39.454583 5.00E-01 5.00E-01 0 Galactic 157.779523 38.895827 5.00E-01 5.00E-01 0 SuperGalactic 41.877649 -11.574433 5.00E-01 5.00E-01 0Additional detailed measurements with references are also available by clicking below: 17 Position data point(s) |
REDSHIFT-INDEPENDENT DISTANCES for NGC 2685 (Back to INDEX) 9 Distances found in NED View 9 Individual Distance Measurement(s) for NGC 2685 Summary Statistics computed by NED from 9 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 2685 (Back to INDEX)
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FOREGROUND GALACTIC EXTINCTION for NGC 2685 (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 = 0.150 mag See Notes on Galactic Extinction for important caveats. |
BASIC DATA for NGC 2685 (Back to INDEX)Helio. Radial Velocity : 883 +/- 4 km/s Redshift : 0.002945 +/- 0.000013 1991RC3.9.C...0000d Major Diameter (arcmin) : 4.5 Minor Diameter (arcmin) : 2.3 Magnitude and Filter : 12.12 Classifications : (R)SB0+ pec;RETSy2 NOTE: This information is indicative only. With the exception of the |
QUANTITIES DERIVED FROM REDSHIFT for NGC 2685 (Details)(Back to INDEX)Calculated and Corrected Velocities V (Heliocentric) : 883 +/- 4 km/s 1991RC3.9.C...0000d V (Kinematic LSR) : 885 +/- 4 km/s 1986MNRAS.221.1023K V (Galactocentric GSR) : 949 +/- 5 km/s 1991RC3.9.C...0000d V (Local Group) : 974 +/- 7 km/s 1996AJ....111..794K V (3K CMB) : 1003 +/- 9 km/s 1996ApJ...473..576F V (Virgo Infall only) : 1172 +/- 15 km/s 2000ApJ...529..786M V (Virgo + GA only) : 1210 +/- 16 km/s 2000ApJ...529..786M V (Virgo + GA + Shapley) : 1216 +/- 16 km/s 2000ApJ...529..786M Hubble Flow Distance and Distance Modulus (where Ho = 73.0 +/- 5 km/sec/Mpc) D (Galactocentric GSR) : 13.0 +/- 0.9 Mpc (m-M) = 30.57 +/- 0.15 mag D (Local Group) : 13.3 +/- 0.9 Mpc (m-M) = 30.63 +/- 0.15 mag D (3K CMB) : 13.7 +/- 1.0 Mpc (m-M) = 30.69 +/- 0.15 mag D (Virgo Infall only) : 16.1 +/- 1.1 Mpc (m-M) = 31.03 +/- 0.15 mag D (Virgo + GA only) : 16.6 +/- 1.2 Mpc (m-M) = 31.10 +/- 0.15 mag D (Virgo + GA + Shapley) : 16.7 +/- 1.2 Mpc (m-M) = 31.11 +/- 0.15 mag Scale at Hubble Flow Distances Scale (Galactocentric GSR) : 63 pc/arcsec = 0.063 kpc/arcsec = 3.78 kpc/arcmin = 0.23 Mpc/degree Scale (Local Group) : 65 pc/arcsec = 0.065 kpc/arcsec = 3.88 kpc/arcmin = 0.23 Mpc/degree Scale (3K CMB) : 67 pc/arcsec = 0.067 kpc/arcsec = 3.99 kpc/arcmin = 0.24 Mpc/degree Scale (Virgo Infall only) : 78 pc/arcsec = 0.078 kpc/arcsec = 4.67 kpc/arcmin = 0.28 Mpc/degree Scale (Virgo + GA only) : 80 pc/arcsec = 0.080 kpc/arcsec = 4.82 kpc/arcmin = 0.29 Mpc/degree Scale(Virgo + GA + Shapley): 81 pc/arcsec = 0.081 kpc/arcsec = 4.85 kpc/arcmin = 0.29 Mpc/degree |
QUICK-LOOK PHOTOMETRY and LUMINOSITIES for NGC 2685 (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 (12.856 +/- 2.513) 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 105 Photometric data point(s) available in NED. |
QUICK-LOOK ANGULAR & PHYSICAL DIAMETERS for NGC 2685 (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 12 Diameter data point(s) available in NED. |