Help Detailed Information for a Named Object

Object Name

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Cosmological Parameters

H₀

Ω_matter

Ω_vacuum

Presets

WMAP (Three-Year)

WMAP (Five-Year)

WMAP (Nine-Year)

Planck 2015

Correct Redshift to:

Results for object NGC 3628 (ASK 432998.0)

Cross-identifications for

Coordinates for

Preferred Position: Equatorial J2000.0 ()

Preferred Position of

Measured Positions for

Redshifts and Derived Quantities for

Preferred Redshift: Z = , H₀ = 67.8 km/sec/Mpc, Ωmatter = 0.308, Ωvacuum = 0.698

Quantities Derived from Preferred Redshift for

Calculated and Corrected Velocities
Type	Velocities	Reference
V (Heliocentric)	± km/s
V (Kinematic LSR)	± km/s
V (Galactocentric GSR)	± km/s
V (Local Group)	± km/s
V (3K CMB)	± km/s
V (Virgo Infall only)	± km/s
V (Virgo + GA only)	± km/s
V (Virgo + GA + Shapley)	± km/s
Hubble Flow Distance and Distance Modulus (where H₀ = 67.8 km/sec/Mpc ± km/sec/Mpc)
Type	Distance	Modulus
D (Galactocentric GSR)	± Mpc	(m-M) = ± mag
D (Local Group)	± Mpc	(m-M) = ± mag
D (3K CMB)	± Mpc	(m-M) = ± mag
D (Virgo Infall only)	± Mpc	(m-M) = ± mag
D (Virgo + GA only)	± Mpc	(m-M) = ± mag
D (Virgo + GA + Shapley)	± Mpc	(m-M) = ± mag

Scale at Hubble Flow Distances
Type	Values
Scale (Galactocentric GSR)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Scale (Local Group)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Scale (3K CMB)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Scale (Virgo Infall only)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Scale (Virgo + GA only)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Scale (Virgo + GA + Shapley)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Cosmology-Corrected Quantities [H₀ = 67.8 km/sec/Mpc, Ω_matter = 0.308, Ω_vacuum = 0.698]
[Redshift as corrected to the Reference Frame defined by the 3K CMB]
Type	Values
Luminosity Distance	Mpc (m-M) = mag
Angular-Size Distance	(m-M) = mag
Co-Moving Radial Distance	(m-M) = mag
Co-Moving Tangential Distance	(m-M) = mag
Co-Moving Volume	Gpc^3
Light Travel-Time	Gyr
Age at Redshift	Gyr
Age of Universe	Gyr
Scale (Cosmology Corrected)	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Surface Brightness Dimming	Flux Density per Unit Area = ; Magnitude per Unit Area = mag

Measured Redshifts of

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

External Resource Links for

Quick Look Photometry & Luminosities (brightest flux in each spectral region)	SED Plot