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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:

Cross-identifications for

Coordinates for

Fiducial Position: Equatorial J2000.0 ()

Fiducial Position of

Reference Frame	Longitude	Latitude	Longitude	Latitude	Uncertainty Ellipse (arcsec)
	Sexagesimal	Sexagesimal	Decimal Degrees	Decimal Degrees	Semimajor (a)	Semiminor (b)	PA (deg)
RA/Dec Equatorial (J2000.0)
RA/Dec Equatorial (B1950.0)
Galactic
Supergalactic
Ecliptic (J2000.0)
Ecliptic (B1950.0)

Positions for

Images for

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

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

Selected data and derived quantities for . More information in the tabs above.
Cross-identifications				Essential note

Coordinates for Fiducial Position
Equatorial (J2000)					Galactic
RA, Dec	RA, Dec [Deg]	Unc Semi-major,minor ["]	Unc PA [deg]	Reference	Lon, Lat [deg]
,	,	,			,
Fiducial Redshift & Derived Quantities [H₀ = km/sec/Mpc, Ωmatter = , Ωvacuum = ]					Redshift-independent Distances
z (Helio)	cz (Helio) [km/s]	Reference	cz (CMB) [km/s]	Hubble Distance (CMB) [Mpc]	[Mpc]
±	±		±	±	±
Classifications
Object Type	Morphology	Reference	Activity Type	Reference	Other

Quick-look Angular & Physical Diameters				Foreground Galactic Extinction ()
Passband	Diameter ["]	Reference	Diameter† [kpc]	A_λ [mag] Landolt V	A_λ [mag] UKIRT K

†

Calculated and Corrected Velocities

Type	Velocities	Reference
	± km/s
	± km/s
	± km/s
	± km/s
	± km/s
	± km/s
	± km/s
	± km/s
Hubble Flow Distance and Distance Modulus (where H₀ = km/sec/Mpc ± km/sec/Mpc)
Type	Distance	Modulus
	± Mpc	(m-M) = ± mag
	± Mpc	(m-M) = ± mag
	± Mpc	(m-M) = ± mag
	± Mpc	(m-M) = ± mag
	± Mpc	(m-M) = ± mag
	± Mpc	(m-M) = ± mag

Scale at Hubble Flow Distances
Type	Values
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
Cosmology-Corrected Quantities [H₀ = km/sec/Mpc, Ω_matter = , Ω_vacuum = ]
[Redshift as corrected to the Reference Frame defined by the ]
Type	Values
	Mpc (m-M) = mag
	Mpc (m-M) = mag
	Mpc (m-M) = mag
	Mpc (m-M) = mag
	Gpc^3
	Gyr
	Gyr
	Gyr
	pc/arcsec = kpc/arcsec = kpc/arcmin = Mpc/degree
	Flux Density per Unit Area = ; Magnitude per Unit Area = mag

NASA/IPAC Extragalactic Database

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