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Ω_matter

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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

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POSS-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-identifications				Essential 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, Dec	RA, Dec [Deg]	Unc Semi-major,minor ["]	Unc PA [deg]	Reference	Lon, Lat [deg]
22h50m19.62s, +11d31m51.7s	342.581750, 11.531028	1.25E+00, 1.25E+00	0	1996ApJS..106....1W	81.703380, -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]	Reference	V (CMB) [km/s]	Hubble Distance (CMB) [Mpc]	# Measurements
0.02782 +/- 0.00003	8339.927557 +/- 9.893153	1999MNRAS.305..259W	7972 +/- 28	117.58 +/- 8.24	1
Classifications
Object Type	Morphology	Reference	Activity Type	Reference	Other
G	S0?	1991RC3.9.C...0000d			S0?
Quick-look Angular & Physical Diameters				Foreground Galactic Extinction (2011ApJ...737..103S)
Passband	Diameter ["]	Reference	Diameter [kpc]	A_λ [mag] V	A_λ [mag] K
RC3 D_25; R_25 (blue)	62.80	1991RC3.9.C...0000d	24.51	0.195	0.022
Quick-look Photometry & Luminosities (brightest flux in each spectral region)
Spectral region	Band	Apparent mag or flux	Reference	Absolute Mag or νL_ν [W]	νL_ν [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 ()

Preferred Position of NGC 7390

Reference Frame	Longitude	Latitude	Longitude	Latitude	Uncertainty Ellipse (arcsec)
	Decimal Degrees	Decimal Degrees	Sexagesimal	Sexagesimal	Semimajor (a)	Semiminor (b)	PA (deg)
RA/Dec Equatorial (J2000.0)	342.581750	11.531028	22h50m19.62s	+11d31m51.7s	1.25E+00	1.25E+00	0
RA/Dec Equatorial (B1950.0)	341.958139	11.265865	22h47m49.95s	+11d15m57.1s	1.25E+00	1.25E+00	0
Galactic	81.703380	-41.446662			1.25E+00	1.25E+00	0
Supergalactic	300.211813	32.843562			1.25E+00	1.25E+00	0
Ecliptic (J2000.0)	348.536483	17.461961			1.25E+00	1.25E+00	0
Ecliptic (B1950.0)	347.839948	17.462783			1.25E+00	1.25E+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
Type	Velocities	Reference
V (Heliocentric)	8340 ± 10 km/s	1999MNRAS.305..259W
V (Kinematic LSR)	8347 ± 10 km/s	1986MNRAS.221.1023K
V (Galactocentric GSR)	8508 ± 12 km/s	1991RC3.9.C...0000d
V (Local Group)	8586 ± 18 km/s	1996AJ....111..794K
V (3K CMB)	7972 ± 28 km/s	1996ApJ...473..576F
V (Virgo Infall only)	8442 ± 20 km/s	2000ApJ...529..786M
V (Virgo + GA only)	8307 ± 23 km/s	2000ApJ...529..786M
V (Virgo + GA + Shapley)	8295 ± 23 km/s	2000ApJ...529..786M
Hubble Flow Distance and Distance Modulus (where H₀ = 67.8 km/sec/Mpc ± km/sec/Mpc)
Type	Distance	Modulus
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
Type	Values
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, Ω_matter = 0.308, Ω_vacuum = 0.698]
[Redshift 0.026591 as corrected to the Reference Frame defined by the 3K CMB]
Type	Values
Luminosity Distance	120 Mpc (m-M) = 35.40 mag
Angular-Size Distance	114 (m-M) = 35.28 mag
Co-Moving Radial Distance	117 (m-M) = 35.34 mag
Co-Moving Tangential Distance	117 (m-M) = 35.34 mag
Co-Moving Volume	0.00668 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 Dimming	Flux Density per Unit Area = 0.90035; Magnitude per Unit Area = 0.114 mag

Measured Redshifts of NGC 7390

Images for object NGC 7390 (PGC 069837)

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

Image Credit: Caltech or AAO/ROE

Preview	File Size KB	Information	Lambda m	Clambda	Spectral Region	Band	FOV 1 arcmin	FOV 2 arcmin	Res. arcsec	Telescope	Refcode
Preview	File Size KB	Information	Lambda m	Clambda	Spectral Region	Band	FOV 1 arcmin	FOV 2 arcmin	Res. arcsec	Telescope	Refcode

Literature References for NGC 7390

External Resource Links for NGC 7390

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Help Detailed Information for a Named Object

Results for object NGC 7390 (PGC 069837)

Images for object NGC 7390 (PGC 069837)