NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: Sat Jul 21 04:44:37 2018 PDT
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Classifications for NGC 7424

36 Classifications found in NED

   NGC 7424


Published NED Homogenized
Classification Reference Code Classification Flag Bandpass Region Notes
Hierarchy
G?
1978AJ.....83..904S
 i  Possible group member
...
Optical
Environment
see GRUS GROUP
GR
1992A&AS...93..211F
 i  Group member, radial-velocity confirmed
...
Optical
Environment
see NGC 7424 GROUP
GM
1993A&AS..100..493F
 i  Group member
...
Optical
Environment
see NGC 7424 GROUP
GM
1982ApJ...257..423H
 i  Group member
...
Optical
Environment
see [HG82] 15
GM
1975SSS.....9..557d
 i  Group member
...
Optical
Environment
see G27 = Grus Cloud
Kinematics
HI line width
1989MNRAS.236..171D
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.241; [w = 174 km/s]
1: HI line width measured at 20% of maximum
HI line width
2004AJ....128...16K
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.193; [w = 155 km/s]
5: HI line width measured at 50% of maximum
HI line width
2004AJ....128...16K
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.236; [w = 172 km/s]
1: HI line width measured at 20% of maximum
HI line width
2005MNRAS.361...34D
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.204; [w = 159 km/s]
5: HI line width measured at 50% of maximum
HI line width
1982A&AS...50..451R
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.220; [w = 165 km/s]
1: HI line width measured at 20% of maximum
HI line width
1981MNRAS.195P...1A
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.288; [w = 194 km/s]
1: HI line width measured at 20% of maximum
HI line width
1981MNRAS.195P...1A
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.238; [w = 172 km/s]
5: HI line width measured at 50% of maximum
HI line width
1981ApJS...47..139F
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.260; [w = 181 km/s]
1: HI line width measured at 20% of maximum
HI line width
1981ApJS...47..139F
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.210; [w = 162 km/s]
5: HI line width measured at 50% of maximum
HI line width
1985AJ.....90.1783B
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.283; [w = 191 km/s]
2: HI line width measured at 25% of maximum
HI line width
1989MNRAS.236..171D
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.185; [w = 153 km/s]
5: HI line width measured at 50% of maximum
Luminosity Class
6.0
1991RC3.9.C...0000d
 i  LC III-IV
...
Optical
Galaxy
...
Sc(s) II.3
1981RSA...C...0000S
 i  LC II.3
...
Optical
Galaxy
Code: [S S5 2.3]
Galaxy Morphology
SAB(rs)cd
1991RC3.9.C...0000d
 i  SAB(rs)cd
...
Optical
Galaxy
Code: [.SXT6..]
Sc(s)
1981RSA...C...0000S
 i  S(s)c
...
Optical
Galaxy
Code: [S S5 2.3]
Sc
1982ESOU..C...0000L
 i  Sc
...
Optical
Galaxy
...
AC 09
1987ApJ...314....3E
 i  Arm Class 09
...
Optical
Galaxy
...
S
1996MNRAS.278.1025L
 i  S
...
Optical
Galaxy
...
fragmented outer arms
1994CAG1..B...0000S
 i  fragmented outer arms
...
Optical
Galaxy
...
arms start at end of bar
1994CAG1..B...0000S
 i  arms start at end of bar
...
Optical
Galaxy
...
sN
1964RC1...C...0000d
 i  small nucleus
...
Optical
Galaxy
...
short bar
1964RC1...C...0000d
 i  short bar
...
Optical
Galaxy
...
partially resolved arms
1964RC1...C...0000d
 i  partially resolved arms
...
Optical
Galaxy
...
many branches
1964RC1...C...0000d
 i  many branches
...
Optical
Galaxy
...
low surface brightness
1964RC1...C...0000d
 i  low surface brightness
...
Optical
Galaxy
...
filamentary arms
1964RC1...C...0000d
 i  filamentary arms
...
Optical
Galaxy
...
elongated nucleus
1964RC1...C...0000d
 i  elongated nucleus
...
Optical
Galaxy
...
diffuse nucleus
1964RC1...C...0000d
 i  diffuse nucleus
...
Optical
Galaxy
...
diffuse bar
1964RC1...C...0000d
 i  diffuse bar
...
Optical
Galaxy
...
BN
1964RC1...C...0000d
 i  bright nucleus
...
Optical
Galaxy
...
Distance Indicator
Tully-Fisher
1988NBGC.C....0000T
 i  Tully-Fisher
...
Optical
Galaxy
(m-M) = 30.3 +/- 0.4 mag
D = 11.5 Mpc


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