NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: Sun Jun 16 21:03:33 2019 PDT
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Classifications for NGC 3227

61 Classifications found in NED

   NGC 3227


Published NED Homogenized
Classification Reference Code Classification Flag Bandpass Region Notes
Hierarchy
PP
1976RC2...C...0000d
 i  Pair member (points to parent)
...
Optical
Environment
see ARP 094
PP
1972AISAO...7....3K
 i  Pair member (points to parent)
...
Optical
Environment
see KPG 234
PI
1976RC2...C...0000d
 i  in an interacting pair
...
Optical
Environment
see NGC 3226
RG
1998Afz....41..308M
 i  in a radial-velocity based grouping
...
Optical
Environment
see [M98j] 086
P
1979ApJS...40..527P
 i  in a pair
...
Optical
Environment
see UGC 05617
P
1976ApJ...208...20T
 i  in a pair
...
Optical
Environment
see NGC 3226
GR
1992A&AS...93..211F
 i  Group member, radial-velocity confirmed
...
Optical
Environment
see NGC 3227 GROUP
GR
1993A&AS..100...47G
 i  Group member, radial-velocity confirmed
...
Optical
Environment
see GG 194
GM
1975SSS.....9..557d
 i  Group member
...
Optical
Environment
see G47 = NGC 3190 GROUP
GM
1984TarOT..73....1V
 i  Group member
...
Optical
Environment
see VNK.033
GM
1982ApJ...257..423H
 i  Group member
...
Optical
Environment
see [HG82] 57
GM
1976ApJS...32..409T
 i  Group member
...
Optical
Environment
see TG.021
GM
1983ApJS...52...61G
 i  Group member
...
Optical
Environment
see [GH83] 058
GM
1998Afz....41..308M
 i  Group member
...
Optical
Environment
see [M98j] 086
Kinematics
HI line width
1987A&AS...69..263C
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.600; [w = 398 km/s]
5: HI line width measured at 50% of maximum
HI line width
1982ApJ...260...75M
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.721; [w = 526 km/s]
6: HI line width measured at 20% of the mean
HI line width
1973MNRAS.165..213L
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.477; [w = 299 km/s]
1: HI line width measured at 20% of maximum
HI line width
1973MNRAS.165..213L
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.435; [w = 272 km/s]
4: HI line width measured at 40% of maximum
HI line width
1973MNRAS.165..213L
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.412; [w = 258 km/s]
5: HI line width measured at 50% of maximum
HI line width
1973MNRAS.165..213L
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.468; [w = 293 km/s]
2: HI line width measured at 25% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.673; [w = 470 km/s]
1: HI line width measured at 20% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.602; [w = 399 km/s]
4: HI line width measured at 40% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.561; [w = 363 km/s]
5: HI line width measured at 50% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.627; [w = 423 km/s]
1: HI line width measured at 20% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.594; [w = 392 km/s]
4: HI line width measured at 40% of maximum
HI line width
1975A&A....44..479H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.583; [w = 382 km/s]
5: HI line width measured at 50% of maximum
HI line width
1978ApJ...224..745H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.760; [w = 575 km/s]
0: undefined level for HI line width
HI line width
1978ApJ...224..745H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.602; [w = 399 km/s]
1: HI line width measured at 20% of maximum
HI line width
1978ApJ...224..745H
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.563; [w = 365 km/s]
5: HI line width measured at 50% of maximum
HI line width
1979A&A....75...19B
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.677; [w = 475 km/s]
1: HI line width measured at 20% of maximum
HI line width
1979A&A....75...19B
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.628; [w = 424 km/s]
4: HI line width measured at 40% of maximum
HI line width
1979A&A....75...19B
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.610; [w = 407 km/s]
5: HI line width measured at 50% of maximum
HI line width
1979A&A....75...19B
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.633; [w = 429 km/s]
5: HI line width measured at 50% of maximum
HI line width
1983ApJS...53..269D
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.504; [w = 319 km/s]
7: HI line width measured at 25% of the mean
HI line width
1983ApJS...53..269D
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.684; [w = 483 km/s]
7: HI line width measured at 25% of the mean
HI line width
1984ApJ...277...92M
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.721; [w = 526 km/s]
1: HI line width measured at 20% of maximum
HI line width
1979ApJS...40..527P
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.573; [w = 374 km/s]
1: HI line width measured at 20% of maximum
HI line width
1979ApJS...40..527P
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.193; [w = 155 km/s]
4: HI line width measured at 40% of maximum
HI line width
1979ApJS...40..527P
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.037; [w = 108 km/s]
5: HI line width measured at 50% of maximum
HI line width
1979ApJS...40..527P
 i  HI line width
...
Radio
Galaxy
From HyperLEDA (Sept. 2010):
log(w) = 2.696; [w = 496 km/s]
7: HI line width measured at 25% of the mean
Luminosity Class
1.0
1991RC3.9.C...0000d
 i  LC I
...
Optical
Galaxy
...
Sb(s) III
1981RSA...C...0000S
 i  LC III
...
Optical
Galaxy
Code: [S S3 3.0]
Galaxy Morphology
SAB(s)a pec
1991RC3.9.C...0000d
 i  SAB(s)a pec
...
Optical
Galaxy
Code: [.SXS1P.]
Sb(s)
1981RSA...C...0000S
 i  S(s)b
...
Optical
Galaxy
Code: [S S3 3.0]
Sb
1973UGC...C...0000N
 i  Sb
...
Optical
Galaxy
...
AC 07
1987ApJ...314....3E
 i  Arm Class 07
...
Optical
Galaxy
...
5
1975SoByu..47...43A
 i  stellar nucleus (unresolved)
...
Optical
Galaxy
...
interacting
1994CAG1..B...0000S
 i  interacting
...
Optical
Galaxy
...
lopsided galaxy
2005A&A...438..507B
 i  lopsided galaxy
...
Near-Infrared
Galaxy
A1 = 0.209; A2 = 0.076
vsN
1964RC1...C...0000d
 i  very small nucleus
...
Optical
Galaxy
...
smooth arms
1964RC1...C...0000d
 i  smooth arms
...
Optical
Galaxy
...
slight distortion?
1964RC1...C...0000d
 i  slight distortion?
...
Optical
Galaxy
...
extremely bright nucleus
1964RC1...C...0000d
 i  extremely bright nucleus
...
Optical
Galaxy
...
dark markings
1964RC1...C...0000d
 i  dark markings
...
Optical
Galaxy
...
complex lens
1964RC1...C...0000d
 i  complex lens
...
Optical
Galaxy
...
bright lens
1964RC1...C...0000d
 i  bright lens
...
Optical
Galaxy
...
2 main arms
1964RC1...C...0000d
 i  2 main arms
...
Optical
Galaxy
...
Activity Type
Sy 2
1974ApJ...192..581K
 i  Sy 2
...
Optical
Nucleus
...
S1.5
2006A&A...455..773V
 i  Sy 1.5
...
Optical
Nucleus
0.33 < Hβ/[OIII]5007 < 2.0
Relevant reference: 2004MNRAS.350..140S
Distance Indicator
Tully-Fisher
1988NBGC.C....0000T
 i  Tully-Fisher
...
Optical
Galaxy
(m-M) = 31.57 +/- 0.4 mag
D = 20.6 Mpc
Sosies
2002A&A...393...57T
 i  Sosies
...
Optical
Galaxy
(m-M) = 31.62 +/- 0.29 mag
D = 21.1 Mpc


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