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Results for object NGC 2944 (Arp 63)

Overview
Cross-IDs (17)
Coordinates (7)
Redshifts (6)
Classifications (6)
Galaxy Extinctions
Notes (6)
Diameters (5)
Photometry & SED (14)
Spectra (1)
Images (13)
References (38)
External Links

SED Plot Loading...

POSS-II F (North), AAO-SES/SERC-ER (South), Red image
Search images
Image Credit: Caltech or AAO/ROE

Selected data and derived quantities for NGC 2944†. More information in the tabs above.
Cross-identifications				Essential note
NGC 2944; UGC 05144; ARP 063; VV 082; CGCG 181-078
Coordinates for Preferred Position
Equatorial (J2000)					Galactic
RA, Dec	RA, Dec [Deg]	Unc Semi-major,minor ["]	Unc PA [deg]	Reference	Lon, Lat [deg]
09h39m18.2s, +32d18m30s	144.825833, 32.308333	2.00E+01, 2.00E+01	0	2002NEDR....1....1K	193.802992, 48.305925
Preferred Redshift & Derived Quantities [H₀ = km/sec/Mpc], Ωmatter = , Ωvacuum = ]					Redshift-independent Distances
z (Helio)	V (Helio) [km/s]	Reference	V (CMB) [km/s]	Hubble Distance (CMB) [Mpc]	# Measurements
0.02268 +/- 0.00003	6798.094730 +/- 8.094397	1991RC3.9.C...0000d	7060 +/- 20	96.71 +/- 6.78
Classifications
Object Type	Morphology	Reference	Activity Type	Reference	Other
GPair	SB(s)c pec?	1991RC3.9.C...0000d			1.1
Quick-look Angular & Physical Diameters				Foreground Galactic Extinction (2011ApJ...737..103S)
Passband	Diameter ["]	Reference	Diameter [kpc]	A_λ [mag] V	A_λ [mag] K
POSS1 103a-O	66.00	1973UGC...C...0000N	31.22	0.048	0.005
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)	14.05 mag	1991RC3.9.C...0000d	-2.09E+01 [mag]	2.10E+10
Near-IR
Far-IR	60 microns (IRAS)	1.412E+00 +/- 6 % Jy	1990IRASF.C...0000M	8.19E+36 +/- 1.71E+36 [W]	2.13E+10 +/- 4.45E+09
Radio	1.4GHz	7.37 milliJy	1995ApJ...450..559B	1.20E+31 [W]	3.12E+04
†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 2944

Coordinates for NGC 2944

Preferred Position: 09h39m18.2s +32d18m30s Equatorial J2000.0 ()

Preferred Position of NGC 2944

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)	144.825833	32.308333	09h39m18.2s	+32d18m30s	2.00E+01	2.00E+01	0
RA/Dec Equatorial (B1950.0)	144.082441	32.534812	09h36m19.8s	+32d32m05s	2.00E+01	2.00E+01	0
Galactic	193.802992	48.305925			2.00E+01	2.00E+01	0
Supergalactic	65.397242	-27.947693			2.00E+01	2.00E+01	0
Ecliptic (J2000.0)	136.338693	17.259610			2.00E+01	2.00E+01	0
Ecliptic (B1950.0)	135.638658	17.255469			2.00E+01	2.00E+01	0

Measured Positions for NGC 2944

Redshifts and Derived Quantities for NGC 2944

Preferred Redshift: Z = 0.02268, H₀ = km/sec/Mpc, Ωmatter = , Ωvacuum =

Quantities Derived from Preferred Redshift for NGC 2944

Calculated and Corrected Velocities
Type	Velocities	Reference
V (Heliocentric)	6798 ± 8 km/s	1991RC3.9.C...0000d
V (Kinematic LSR)	6795 ± 8 km/s	1986MNRAS.221.1023K
V (Galactocentric GSR)	6761 ± 8 km/s	1991RC3.9.C...0000d
V (Local Group)	6742 ± 9 km/s	1996AJ....111..794K
V (3K CMB)	7060 ± 20 km/s	1996ApJ...473..576F
V (Virgo Infall only)	6917 ± 15 km/s	2000ApJ...529..786M
V (Virgo + GA only)	7083 ± 19 km/s	2000ApJ...529..786M
V (Virgo + GA + Shapley)	7122 ± 19 km/s	2000ApJ...529..786M
Hubble Flow Distance and Distance Modulus (where H₀ = km/sec/Mpc ± km/sec/Mpc)
Type	Distance	Modulus
D (Galactocentric GSR)	92.61 ± 6.48 Mpc	(m-M) = 34.83 ± 0.15 mag
D (Local Group)	92.36 ± 6.47 Mpc	(m-M) = 34.83 ± 0.15 mag
D (3K CMB)	96.71 ± 6.78 Mpc	(m-M) = 34.93 ± 0.15 mag
D (Virgo Infall only)	94.76 ± 6.64 Mpc	(m-M) = 34.88 ± 0.15 mag
D (Virgo + GA only)	97.03 ± 6.79 Mpc	(m-M) = 34.93 ± 0.15 mag
D (Virgo + GA + Shapley)	97.57 ± 6.83 Mpc	(m-M) = 34.95 ± 0.15 mag

Scale at Hubble Flow Distances
Type	Values
Scale (Galactocentric GSR)	449 pc/arcsec = 0.449 kpc/arcsec = 26.94 kpc/arcmin = 1.62 Mpc/degree
Scale (Local Group)	448 pc/arcsec = 0.448 kpc/arcsec = 26.87 kpc/arcmin = 1.61 Mpc/degree
Scale (3K CMB)	469 pc/arcsec = 0.469 kpc/arcsec = 28.13 kpc/arcmin = 1.69 Mpc/degree
Scale (Virgo Infall only)	459 pc/arcsec = 0.459 kpc/arcsec = 27.56 kpc/arcmin = 1.65 Mpc/degree
Scale (Virgo + GA only)	470 pc/arcsec = 0.470 kpc/arcsec = 28.22 kpc/arcmin = 1.69 Mpc/degree
Scale (Virgo + GA + Shapley)	473 pc/arcsec = 0.473 kpc/arcsec = 28.38 kpc/arcmin = 1.70 Mpc/degree
Cosmology-Corrected Quantities [H₀ = km/sec/Mpc, Ω_matter = , Ω_vacuum = ]
[Redshift 0.023550 as corrected to the ]
Type	Values
Luminosity Distance	98.5 Mpc (m-M) = 34.97 mag
Angular-Size Distance	94 (m-M) = 34.87 mag
Co-Moving Radial Distance	96.2 (m-M) = 34.92 mag
Co-Moving Tangential Distance	96.2 (m-M) = 34.92 mag
Co-Moving Volume	0.00373 Gpc^3
Light Travel-Time	0.310 Gyr
Age at Redshift 0.023550	12.989 Gyr
Age of Universe	13.299 Gyr
Scale (Cosmology Corrected)	456 pc/arcsec = 0.456 kpc/arcsec = 27.35 kpc/arcmin = 1.64 Mpc/degree
Surface Brightness Dimming	Flux Density per Unit Area = 0.91110; Magnitude per Unit Area = 0.1011 mag

Measured Redshifts of NGC 2944

Classifications for NGC 2944

Galaxy Extinctions for NGC 2944

Notes for NGC 2944

Measured Diameters for NGC 2944

Photometry & SED for NGC 2944

Quick-look Photometry & SED plot for NGC 2944

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

Photometry for NGC 2944

Images for object NGC 2944 (Arp 63)

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 2944

External Resource Links for NGC 2944

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Help Detailed Information for a Named Object

Results for object NGC 2944 (Arp 63)

Images for object NGC 2944 (Arp 63)