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Home » Search Objects » By Name

Help Detailed Information for a Named Object

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Cosmological Parameters

Results for object NGC 7390 (PGC 069837)

  • Overview
  • Cross-IDs (22)
  • Coordinates (10)
  • Redshifts (7)
  • Distances (1)
  • Classifications (3)
  • Galactic Extinctions
  • Notes (0)
  • Diameters (6)
  • Photometry & SED (30)
  • Spectra (0)
  • Images (2)
  • References (30)
  • External Links
  • Survey Coverage
SED Plot Loading...
IRSA
FinderChart
ImagePOSS-II F (North), AAO-SES/SERC-ER (South), Red image
View in IRSA Finderchart
Image Credit: Caltech or AAO/ROE

Selected data and derived quantities for NGC 7390†.  More information in the tabs above.
Cross-identificationsEssential note
NGC 7390; CGCG 430-020; CGCG 2247.9+1116; MCG +02-58-020; GIN 667 1977A
Coordinates for Preferred Position
Equatorial (J2000)Galactic
RA, DecRA, Dec [Deg]Unc Semi-major,minor ["]Unc PA [deg]ReferenceLon, Lat [deg]
22h50m19.62s, +11d31m51.7s342.581750, 11.5310281.25E+00, 1.25E+00 01996ApJS..106....1W81.703380, -41.446662
Preferred Redshift & Derived Quantities [H0 = 67.8 km/sec/Mpc], Ωmatter = 0.308, Ωvacuum = 0.698]Redshift-independent Distances
z (Helio)V (Helio) [km/s]ReferenceV (CMB) [km/s]Hubble Distance (CMB) [Mpc]# Measurements
0.02782 +/- 0.000038339.927557 +/- 9.8931531999MNRAS.305..259W 7972 +/- 28 117.58 +/- 8.241
Classifications
Object TypeMorphologyReferenceActivity TypeReferenceOther
GS0?1991RC3.9.C...0000dS0?
Quick-look Angular & Physical DiametersForeground Galactic Extinction (2011ApJ...737..103S)
PassbandDiameter ["]ReferenceDiameter [kpc]Aλ [mag] VAλ [mag] K
RC3 D_25; R_25 (blue) 62.801991RC3.9.C...0000d24.51 0.1950.022
Quick-look Photometry & Luminosities (brightest flux in each spectral region)
Spectral regionBandApparent mag or fluxReferenceAbsolute Mag or νLν [W]νLν [L☉(bol)]
X-Ray
UV
Visible B (m_B^0) 14.85 mag 1991RC3.9.C...0000d -1.97E+01 [mag] 6.72E+09
Near-IR H 11.389 +/- 0.048 mag 20032MASX.C.......: -23.14 +/- 0.05 [mag] 1.05E+10 +/- 4.73E+08
Far-IR
Radio
 †Derived quantities are based on the median redshift-independent distance when available, otherwise the preferred redshift is used with the selected cosmological parameters (which can be changed in search options).
 Cosmological params can be changed in search options.
Cross-identifications for NGC 7390
Coordinates for NGC 7390
Preferred Position:  22h50m19.62s +11d31m51.7s Equatorial J2000.0  (1996ApJS..106....1W)
Preferred Position of NGC 7390
Reference FrameLongitudeLatitudeLongitudeLatitudeUncertainty Ellipse (arcsec)
Decimal DegreesDecimal DegreesSexagesimalSexagesimalSemimajor (a)Semiminor (b)PA (deg)
RA/Dec Equatorial (J2000.0)342.58175011.53102822h50m19.62s+11d31m51.7s1.25E+001.25E+00 0
RA/Dec Equatorial (B1950.0)341.95813911.26586522h47m49.95s+11d15m57.1s1.25E+001.25E+00 0
Galactic81.703380-41.4466621.25E+001.25E+00 0
Supergalactic300.21181332.8435621.25E+001.25E+00 0
Ecliptic (J2000.0)348.53648317.4619611.25E+001.25E+00 0
Ecliptic (B1950.0)347.83994817.4627831.25E+001.25E+00 0
Measured Positions for NGC 7390
Redshifts and Derived Quantities for NGC 7390
Preferred Redshift: Z = 0.02782, H0 = 67.8 km/sec/Mpc, Ωmatter = 0.308, Ωvacuum = 0.698
Quantities Derived from Preferred Redshift for NGC 7390 
Calculated and Corrected Velocities
TypeVelocitiesReference   
V (Heliocentric) 8340 ± 10 km/s1999MNRAS.305..259W
V (Kinematic LSR) 8347 ± 10 km/s1986MNRAS.221.1023K
V (Galactocentric GSR) 8508 ± 12 km/s1991RC3.9.C...0000d
V (Local Group) 8586 ± 18 km/s1996AJ....111..794K
V (3K CMB) 7972 ± 28 km/s1996ApJ...473..576F
V (Virgo Infall only) 8442 ± 20 km/s2000ApJ...529..786M
V (Virgo + GA only) 8307 ± 23 km/s2000ApJ...529..786M
V (Virgo + GA + Shapley) 8295 ± 23 km/s2000ApJ...529..786M
Hubble Flow Distance and Distance Modulus (where H0 = 67.8 km/sec/Mpc ± km/sec/Mpc)
TypeDistanceModulus
D (Galactocentric GSR) 125.49 ± 8.79 Mpc(m-M) = 35.49 ± 0.15 mag
D (Local Group) 126.64 ± 8.87 Mpc(m-M) = 35.51 ± 0.15 mag
D (3K CMB) 117.58 ± 8.24 Mpc(m-M) = 35.35 ± 0.15 mag
D (Virgo Infall only) 124.51 ± 8.72 Mpc(m-M) = 35.48 ± 0.15 mag
D (Virgo + GA only) 122.53 ± 8.58 Mpc(m-M) = 35.44 ± 0.15 mag
D (Virgo + GA + Shapley) 122.34 ± 8.57 Mpc(m-M) = 35.44 ± 0.15 mag
Scale at Hubble Flow Distances
TypeValues
Scale (Galactocentric GSR) 608 pc/arcsec = 0.608 kpc/arcsec = 36.50 kpc/arcmin = 2.19 Mpc/degree
Scale (Local Group) 614 pc/arcsec = 0.614 kpc/arcsec = 36.84 kpc/arcmin = 2.21 Mpc/degree
Scale (3K CMB) 570 pc/arcsec = 0.570 kpc/arcsec = 34.20 kpc/arcmin = 2.05 Mpc/degree
Scale (Virgo Infall only) 604 pc/arcsec = 0.604 kpc/arcsec = 36.22 kpc/arcmin = 2.17 Mpc/degree
Scale (Virgo + GA only) 594 pc/arcsec = 0.594 kpc/arcsec = 35.64 kpc/arcmin = 2.14 Mpc/degree
Scale (Virgo + GA + Shapley) 593 pc/arcsec = 0.593 kpc/arcsec = 35.59 kpc/arcmin = 2.14 Mpc/degree
Cosmology-Corrected Quantities [H0 = 67.8 km/sec/Mpc, Ωmatter = 0.308, Ωvacuum = 0.698]
[Redshift 0.026591 as corrected to the Reference Frame defined by the 3K CMB]
TypeValues
Luminosity Distance120 Mpc (m-M) = 35.40 mag
Angular-Size Distance114 (m-M) = 35.28 mag
Co-Moving Radial Distance117 (m-M) = 35.34 mag
Co-Moving Tangential Distance117 (m-M) = 35.34 mag
Co-Moving Volume0.00668 Gpc^3
Light Travel-Time 0.376 Gyr
Age at Redshift 0.026591 13.454 Gyr
Age of Universe 13.830 Gyr
Scale (Cosmology Corrected) 552 pc/arcsec = 0.552 kpc/arcsec = 33.11 kpc/arcmin = 1.99 Mpc/degree
Surface Brightness DimmingFlux Density per Unit Area = 0.90035; Magnitude per Unit Area = 0.114 mag
Measured Redshifts of NGC 7390
See also Distances.
Redshift-independent Distances for NGC 7390
See also Redshifts.
Classifications for NGC 7390
Galaxy Extinctions for NGC 7390
Measured Diameters for NGC 7390
Photometry & SED for NGC 7390
Quick-look Photometry & SED plot for NGC 7390
Quick Look Photometry & Luminosities (brightest flux in each spectral region)
SED Plot
Photometry for NGC 7390
See also Spectra.

Images for object NGC 7390 (PGC 069837)

IRSA
FinderChart
ImagePOSS-II F (North), AAO-SES/SERC-ER (South), Red image
View in IRSA Finderchart

Image Credit: Caltech or AAO/ROE

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Literature References for NGC 7390
External Resource Links for NGC 7390
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