INDEX for NGC 0718 | |||
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Detailed Data (NED queries): |
ESSENTIAL NOTE for NGC 0718 (Back to INDEX)N/A |
CROSS-IDENTIFICATIONS for NGC 0718 (Back to INDEX)
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COORDINATES for NGC 0718 (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) 27.655470 3.949980 01h50m37.31s +03d56m59.9s 1.25E+00 1.25E+00 0 Equatorial (J2000.0) 28.305417 4.195833 01h53m13.30s +04d11m45.0s 1.25E+00 1.25E+00 0 Ecliptic (B1950.0) 27.102144 -6.952198 1.25E+00 1.25E+00 0 Ecliptic (J2000.0) 27.801336 -6.948714 1.25E+00 1.25E+00 0 Galactic 150.747475 -55.303813 1.25E+00 1.25E+00 0 SuperGalactic 304.602075 -12.791592 1.25E+00 1.25E+00 0Additional detailed measurements with references are also available by clicking below: 11 Position data point(s) |
REDSHIFT-INDEPENDENT DISTANCES for NGC 0718 (Back to INDEX) 1 Distances found in NED View 1 Individual Distance Measurement(s) for NGC 0718 Summary Statistics computed by NED from 1 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 0718 (Back to INDEX)
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FOREGROUND GALACTIC EXTINCTION for NGC 0718 (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 = 0.070 mag See Notes on Galactic Extinction for important caveats. |
BASIC DATA for NGC 0718 (Back to INDEX)Helio. Radial Velocity : 1733 +/- 10 km/s Redshift : 0.005781 +/- 0.000033 1991RC3.9.C...0000d Major Diameter (arcmin) : 2.3 Minor Diameter (arcmin) : 2.0 Magnitude and Filter : 12.59 Classifications : SAB(s)a NOTE: This information is indicative only. With the exception of the |
QUANTITIES DERIVED FROM REDSHIFT for NGC 0718 (Details)(Back to INDEX)Calculated and Corrected Velocities V (Heliocentric) : 1733 +/- 10 km/s 1991RC3.9.C...0000d V (Kinematic LSR) : 1726 +/- 10 km/s 1986MNRAS.221.1023K V (Galactocentric GSR) : 1788 +/- 10 km/s 1991RC3.9.C...0000d V (Local Group) : 1847 +/- 12 km/s 1996AJ....111..794K V (3K CMB) : 1450 +/- 22 km/s 1996ApJ...473..576F V (Virgo Infall only) : 1737 +/- 14 km/s 2000ApJ...529..786M V (Virgo + GA only) : 1696 +/- 15 km/s 2000ApJ...529..786M V (Virgo + GA + Shapley) : 1690 +/- 15 km/s 2000ApJ...529..786M Hubble Flow Distance and Distance Modulus (where Ho = 73.0 +/- 5 km/sec/Mpc) D (Galactocentric GSR) : 24.5 +/- 1.7 Mpc (m-M) = 31.94 +/- 0.15 mag D (Local Group) : 25.3 +/- 1.8 Mpc (m-M) = 32.02 +/- 0.15 mag D (3K CMB) : 19.9 +/- 1.4 Mpc (m-M) = 31.49 +/- 0.15 mag D (Virgo Infall only) : 23.8 +/- 1.7 Mpc (m-M) = 31.88 +/- 0.15 mag D (Virgo + GA only) : 23.2 +/- 1.6 Mpc (m-M) = 31.83 +/- 0.15 mag D (Virgo + GA + Shapley) : 23.2 +/- 1.6 Mpc (m-M) = 31.82 +/- 0.15 mag Scale at Hubble Flow Distances Scale (Galactocentric GSR) : 119 pc/arcsec = 0.119 kpc/arcsec = 7.12 kpc/arcmin = 0.43 Mpc/degree Scale (Local Group) : 123 pc/arcsec = 0.123 kpc/arcsec = 7.36 kpc/arcmin = 0.44 Mpc/degree Scale (3K CMB) : 96 pc/arcsec = 0.096 kpc/arcsec = 5.78 kpc/arcmin = 0.35 Mpc/degree Scale (Virgo Infall only) : 115 pc/arcsec = 0.115 kpc/arcsec = 6.92 kpc/arcmin = 0.42 Mpc/degree Scale (Virgo + GA only) : 113 pc/arcsec = 0.113 kpc/arcsec = 6.76 kpc/arcmin = 0.41 Mpc/degree Scale(Virgo + GA + Shapley): 112 pc/arcsec = 0.112 kpc/arcsec = 6.73 kpc/arcmin = 0.40 Mpc/degree |
QUICK-LOOK PHOTOMETRY and LUMINOSITIES for NGC 0718 (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 (21.400 +/- N/A) 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 64 Photometric data point(s) available in NED. |
QUICK-LOOK ANGULAR & PHYSICAL DIAMETERS for NGC 0718 (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 7 Diameter data point(s) available in NED. |