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Cosmological Parameters

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Results for object NGC 0423 (NGC 423)

Overview
Cross-IDs (29)
Coordinates (15)
Redshifts (5)
Distances (0)
Classifications (6)
Galactic Extinctions
Notes (2)
Diameters (17)
Photometry & SED (52)
Spectra (4)
Images (4)
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 0423†. More information in the tabs above.
Cross-identifications				Essential note
NGC 0423; ESO 412- G 011; ESO 010900-2930.0; MCG -05-04-004; WISEA J011122.27-291405.0
Coordinates for Preferred Position
Equatorial (J2000)					Galactic
RA, Dec	RA, Dec [Deg]	Unc Semi-major,minor ["]	Unc PA [deg]	Reference	Lon, Lat [deg]
01h11m22.21s, -29d14m04.3s	17.842542, -29.234528	1.25E+00, 1.25E+00	0	20032MASX.C.......:	239.713722, -85.129392
Preferred Redshift & Derived Quantities [H₀ = 67.8 km/sec/Mpc], Ωmatter = 0.308, Ωvacuum = 0.692]					Redshift-independent Distances
z (Helio)	V (Helio) [km/s]	Reference	V (CMB) [km/s]	Hubble Distance (CMB) [Mpc]	# Measurements
0.00534 +/- 0.00003	1602.091120 +/- 9.893153	2003A&A...412...57P	1345 +/- 21	19.84 +/- 1.42
Classifications
Object Type	Morphology	Reference	Activity Type	Reference	Other
G	S0/a? pec edge-on	1991RC3.9.C...0000d			S0/a? pec sp
Quick-look Angular & Physical Diameters				Foreground Galactic Extinction (2011ApJ...737..103S)
Passband	Diameter ["]	Reference	Diameter [kpc]	A_λ [mag] V	A_λ [mag] K
ESO-LV "Quick Blue" IIa-O	120.23	1989ESOLV.C...0000L	13.49	0.057	0.006
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	NUV (GALEX) AB	16.8015 +/- 0.0273337 mag	2012GASC..C...0000S	-14.69 +/- 0.50 [mag]	1.10E+08 +/- 2.22E+07
Visible	R (Cousins) (R_T)	13.12 +/- 0.09 mag	1989ESOLV.C...0000L	-18.38 +/- 0.51 [mag]	1.00E+09 +/- 2.19E+08
Near-IR	H	10.858 +/- 0.031 mag	20032MASX.C.......:	-20.64 +/- 0.50 [mag]	1.04E+09 +/- 2.11E+08
Far-IR	100 microns (IRAS)	3.732E+00 +/- 7 % Jy	1990IRASF.C...0000M	5.31E+35 +/- 1.12E+35 [W]	1.38E+09 +/- 2.93E+08
Radio	1.4GHz	9.4 +/- 1.0 milliJy	1998AJ....115.1693C	6.24E+29 +/- 1.41E+29 [W]	1.62E+03 +/- 3.68E+02
†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 0423

Coordinates for NGC 0423

Preferred Position: 01h11m22.21s -29d14m04.3s Equatorial J2000.0 ()

Preferred Position of NGC 0423

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)	17.842542	-29.234528	01h11m22.21s	-29d14m04.3s	1.25E+00	1.25E+00	0
RA/Dec Equatorial (B1950.0)	17.249128	-29.500035	01h08m59.79s	-29d30m00.1s	1.25E+00	1.25E+00	0
Galactic	239.713722	-85.129392			1.25E+00	1.25E+00	0
Supergalactic	268.940233	-11.076688			1.25E+00	1.25E+00	0
Ecliptic (J2000.0)	3.516361	-33.672203			1.25E+00	1.25E+00	0
Ecliptic (B1950.0)	2.813508	-33.673170			1.25E+00	1.25E+00	0

Measured Positions for NGC 0423

Redshifts and Derived Quantities for NGC 0423

Preferred Redshift: Z = 0.00534, H₀ = 67.8 km/sec/Mpc, Ωmatter = 0.308, Ωvacuum = 0.692

Quantities Derived from Preferred Redshift for NGC 0423

Calculated and Corrected Velocities
Type	Velocities	Reference
V (Heliocentric)	1602 ± 10 km/s	2003A&A...412...57P
V (Kinematic LSR)	1593 ± 10 km/s	1986MNRAS.221.1023K
V (Galactocentric GSR)	1578 ± 10 km/s	1991RC3.9.C...0000d
V (Local Group)	1602 ± 10 km/s	1996AJ....111..794K
V (3K CMB)	1345 ± 21 km/s	1996ApJ...473..576F
V (Virgo Infall only)	1488 ± 13 km/s	2000ApJ...529..786M
V (Virgo + GA only)	1565 ± 14 km/s	2000ApJ...529..786M
V (Virgo + GA + Shapley)	1569 ± 14 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)	23.27 ± 1.64 Mpc	(m-M) = 31.83 ± 0.15 mag
D (Local Group)	23.62 ± 1.66 Mpc	(m-M) = 31.87 ± 0.15 mag
D (3K CMB)	19.84 ± 1.42 Mpc	(m-M) = 31.49 ± 0.15 mag
D (Virgo Infall only)	21.95 ± 1.55 Mpc	(m-M) = 31.71 ± 0.15 mag
D (Virgo + GA only)	23.09 ± 1.62 Mpc	(m-M) = 31.82 ± 0.15 mag
D (Virgo + GA + Shapley)	23.15 ± 1.63 Mpc	(m-M) = 31.82 ± 0.15 mag

Scale at Hubble Flow Distances
Type	Values
Scale (Galactocentric GSR)	113 pc/arcsec = 0.113 kpc/arcsec = 6.77 kpc/arcmin = 0.41 Mpc/degree
Scale (Local Group)	115 pc/arcsec = 0.115 kpc/arcsec = 6.87 kpc/arcmin = 0.41 Mpc/degree
Scale (3K CMB)	96 pc/arcsec = 0.096 kpc/arcsec = 5.77 kpc/arcmin = 0.35 Mpc/degree
Scale (Virgo Infall only)	106 pc/arcsec = 0.106 kpc/arcsec = 6.38 kpc/arcmin = 0.38 Mpc/degree
Scale (Virgo + GA only)	112 pc/arcsec = 0.112 kpc/arcsec = 6.72 kpc/arcmin = 0.40 Mpc/degree
Scale (Virgo + GA + Shapley)	112 pc/arcsec = 0.112 kpc/arcsec = 6.73 kpc/arcmin = 0.40 Mpc/degree
Cosmology-Corrected Quantities [H₀ = 67.8 km/sec/Mpc, Ω_matter = 0.308, Ω_vacuum = 0.692]
[Redshift 0.004488 as corrected to the Reference Frame defined by the 3K CMB]
Type	Values
Luminosity Distance	19.9 Mpc (m-M) = 31.50 mag
Angular-Size Distance	19.7 (m-M) = 31.48 mag
Co-Moving Radial Distance	19.8 (m-M) = 31.49 mag
Co-Moving Tangential Distance	19.8 (m-M) = 31.49 mag
Co-Moving Volume	3.26e-05 Gpc^3
Light Travel-Time	0.065 Gyr
Age at Redshift 0.004488	13.740 Gyr
Age of Universe	13.804 Gyr
Scale (Cosmology Corrected)	96 pc/arcsec = 0.096 kpc/arcsec = 5.74 kpc/arcmin = 0.34 Mpc/degree
Surface Brightness Dimming	Flux Density per Unit Area = 0.98225; Magnitude per Unit Area = 0.01945 mag

Measured Redshifts of NGC 0423

Images for object NGC 0423 (NGC 423)

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 0423

External Resource Links for NGC 0423

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Help Detailed Information for a Named Object

Results for object NGC 0423 (NGC 423)

Images for object NGC 0423 (NGC 423)