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Ω_matter

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Results for object NGC 4118 (ASK 349632.0)

Overview
Cross-IDs (23)
Coordinates (17)
Redshifts (8)
Distances (0)
Classifications (2)
Galactic Extinctions
Notes (2)
Diameters (10)
Photometry & SED (73)
Spectra (1)
Images (3)
References (31)
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 4118†. More information in the tabs above.
Cross-identifications				Essential note
NGC 4118; UGC 07112 NOTES01; CGCG 215-030; CGCG 1205.3+4323; MCG +07-25-028
Coordinates for Preferred Position
Equatorial (J2000)					Galactic
RA, Dec	RA, Dec [Deg]	Unc Semi-major,minor ["]	Unc PA [deg]	Reference	Lon, Lat [deg]
12h07m52.870s, +43d06m39.80s	181.970292, 43.111056	5.00E-01, 5.00E-01	0	2005SDSS4.C...0000:	149.045434, 71.740317
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
0.00215 +/- 0.00001	643.054913 +/- 1.798755	2005SDSS4.C...0000:	873 +/- 16	12.88 +/- 0.93
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
r (SDSS Isophotal)	46.27	2005SDSS4.C...0000:	2.70	0.036	0.004
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	18.0528 +/- 0.0115364 mag	2012GMSC..C...0000S	-12.50 +/- 0.50 [mag]	1.46E+07 +/- 2.92E+06
Visible	i (SDSS Petrosian)AB	14.941 +/- 0.014 asinh mag	2005SDSS4.C...0000:	-15.61 +/- 0.50 [mag]	1.84E+08 +/- 3.69E+07
Near-IR	K' (UHawaii)	12.45 mag	2009MNRAS.393..628M	-1.81E+01 [mag]	5.44E+07
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 4118

Coordinates for NGC 4118

Preferred Position: 12h07m52.870s +43d06m39.80s Equatorial J2000.0 ()

Preferred Position of NGC 4118

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)	181.970292	43.111056	12h07m52.870s	+43d06m39.80s	5.00E-01	5.00E-01	0
RA/Dec Equatorial (B1950.0)	181.337208	43.389272	12h05m20.930s	+43d23m21.38s	5.00E-01	5.00E-01	0
Galactic	149.045434	71.740317			5.00E-01	5.00E-01	0
Supergalactic	72.115071	2.379431			5.00E-01	5.00E-01	0
Ecliptic (J2000.0)	161.168844	39.568825			5.00E-01	5.00E-01	0
Ecliptic (B1950.0)	160.465149	39.567157			5.00E-01	5.00E-01	0

Measured Positions for NGC 4118

Redshifts and Derived Quantities for NGC 4118

Preferred Redshift: Z = 0.00215, H₀ = 67.8 km/sec/Mpc, Ωmatter = 0.308, Ωvacuum = 0.698

Quantities Derived from Preferred Redshift for NGC 4118

Calculated and Corrected Velocities
Type	Velocities	Reference
V (Heliocentric)	643 ± 2 km/s	2005SDSS4.C...0000:
V (Kinematic LSR)	650 ± 2 km/s	1986MNRAS.221.1023K
V (Galactocentric GSR)	685 ± 2 km/s	1991RC3.9.C...0000d
V (Local Group)	677 ± 3 km/s	1996AJ....111..794K
V (3K CMB)	873 ± 16 km/s	1996ApJ...473..576F
V (Virgo Infall only)	746 ± 6 km/s	2000ApJ...529..786M
V (Virgo + GA only)	813 ± 7 km/s	2000ApJ...529..786M
V (Virgo + GA + Shapley)	817 ± 7 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)	10.10 ± 0.71 Mpc	(m-M) = 30.02 ± 0.15 mag
D (Local Group)	9.99 ± 0.70 Mpc	(m-M) = 30.00 ± 0.15 mag
D (3K CMB)	12.88 ± 0.93 Mpc	(m-M) = 30.55 ± 0.15 mag
D (Virgo Infall only)	11.00 ± 0.77 Mpc	(m-M) = 30.21 ± 0.15 mag
D (Virgo + GA only)	11.99 ± 0.84 Mpc	(m-M) = 30.39 ± 0.15 mag
D (Virgo + GA + Shapley)	12.06 ± 0.84 Mpc	(m-M) = 30.41 ± 0.15 mag

Scale at Hubble Flow Distances
Type	Values
Scale (Galactocentric GSR)	49 pc/arcsec = 0.049 kpc/arcsec = 2.94 kpc/arcmin = 0.18 Mpc/degree
Scale (Local Group)	48 pc/arcsec = 0.048 kpc/arcsec = 2.91 kpc/arcmin = 0.17 Mpc/degree
Scale (3K CMB)	62 pc/arcsec = 0.062 kpc/arcsec = 3.75 kpc/arcmin = 0.22 Mpc/degree
Scale (Virgo Infall only)	53 pc/arcsec = 0.053 kpc/arcsec = 3.20 kpc/arcmin = 0.19 Mpc/degree
Scale (Virgo + GA only)	58 pc/arcsec = 0.058 kpc/arcsec = 3.49 kpc/arcmin = 0.21 Mpc/degree
Scale (Virgo + GA + Shapley)	58 pc/arcsec = 0.058 kpc/arcsec = 3.51 kpc/arcmin = 0.21 Mpc/degree
Cosmology-Corrected Quantities [H₀ = 67.8 km/sec/Mpc, Ω_matter = 0.308, Ω_vacuum = 0.698]
[Redshift 0.002912 as corrected to the Reference Frame defined by the 3K CMB]
Type	Values
Luminosity Distance	12.9 Mpc (m-M) = 30.55 mag
Angular-Size Distance	12.8 (m-M) = 30.54 mag
Co-Moving Radial Distance	12.9 (m-M) = 30.55 mag
Co-Moving Tangential Distance	12.9 (m-M) = 30.55 mag
Co-Moving Volume	8.93e-06 Gpc^3
Light Travel-Time	0.042 Gyr
Age at Redshift 0.002912	13.788 Gyr
Age of Universe	13.830 Gyr
Scale (Cosmology Corrected)	62 pc/arcsec = 0.062 kpc/arcsec = 3.73 kpc/arcmin = 0.22 Mpc/degree
Surface Brightness Dimming	Flux Density per Unit Area = 0.98843; Magnitude per Unit Area = 0.01263 mag

Measured Redshifts of NGC 4118

Images for object NGC 4118 (ASK 349632.0)

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 4118

External Resource Links for NGC 4118

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Help Detailed Information for a Named Object

Results for object NGC 4118 (ASK 349632.0)

Images for object NGC 4118 (ASK 349632.0)