|
Abreviation
|
Explanation
|
Occurrences
|
|
A
|
Anonymous galaxy
form RC2
|
23
|
|
Abell
|
Planetary nebula
|
3
|
|
AM
|
Arp & Madore
(southern peculiar galaxy)
|
783
|
|
ARAK
|
Arakelian (galaxy)
|
202
|
|
ARP
|
Atlas of Peculiar
Galaxies
|
220
|
|
Berkeley
|
Open cluster
|
2
|
|
BCL
|
Boulesteix cluster
(HII region in M33)
|
8
|
|
Bochum
|
Open cluster; NGC
2409= Bochum 4
|
1
|
|
3C
|
Third Cambridge Catalogue of Radio Sources
|
22
|
|
CED
|
Cederblad (diffuse
galactic nebula)
|
69
|
|
CGMW
|
Catalogue of
Galaxies Behind the Milky Way
|
14
|
|
COU
|
Coutès (Halpha
emission nebula)
|
2
|
|
DCL
|
Dickens, Currie,
Lucey (galaxy in centaurus custer)
|
69
|
|
DDO
|
David Dunlop
Observatory (dwarf galaxy)
|
32
|
|
DFOT
|
Doi, Fugugita, Okamura,
Tarusawa (galaxy in Coma cluster)
|
9
|
|
DG
|
Dorschner &
Görtler (reflection nebula)
|
6
|
|
Djargovsky
|
Globular cluster;
NGC 6540 = Djargovsky 3
|
1
|
|
DRCG
|
Dressler Cluster of
Galaxies (galaxis in different clusters)
|
264
|
|
ESO
|
ESO/Uppsala Survey
of the ESO(B)-Atlas [18]; format: first number = field, second number =
object in field. If the format contains no letters, the object is a galaxy,
otherwise letters are used for special types: RN=reflection nebula (e.g. ESO
123-RN7), SC=star cluster, EN=emission nebula, PN=planetary nebula,
*N=star(s) in nebula, N*=nebula and star
|
3038
|
|
FAIR
|
Fairall (compact and
bright nucleus galaxy)
|
114
|
|
Fath
|
Nebula; Fath 703 =
NGC 5892
|
1
|
|
FCC
|
Fornax Cluster
Catalogue
|
42
|
|
FGC
|
Flat Galaxy
Catalogue (the extension ist FGCE; the addendum is refered by a following
'A') [16]
|
122
|
|
GCL
|
Globular Cluster;
from the Catalogue of Star Clusters and Associations
|
107
|
|
HARO
|
Galaxy with UV
excess
|
15
|
|
Henize
|
Planetary nebula;
NGC 5408 = Henize 959
|
1
|
|
HCG
|
Hickson compact
group of galaxies
|
130
|
|
Holmberg
|
Dwarf galaxy;
Holmberg VI = NGC 1325A
|
1
|
|
IRAS
|
IRAS catalogue of
infrared sources
|
3392
|
|
J
|
Jonkheere; J 475 =
NGC 6741 (planetary nebula)
|
1
|
|
KARA
|
Karachentseva
(isolated galaxy)
|
229
|
|
KAZ
|
Kazayan (emission
line galaxy)
|
80
|
|
KCPG
|
Karachentsev
isolated pair of galaxies
|
506
|
|
KDWG
|
Karachentsev dwarf
galaxy
|
3
|
|
Keeler
|
Galaxy; NGC 5866A =
Keeler 690
|
1
|
|
KUG
|
Kiso UV galaxy
|
676
|
|
LBN
|
Lynds Bright Nebula
(emission nebula)
|
97
|
|
LDN
|
Lynds Dark Nebula;
LDN 1653 = NGC 2313
|
1
|
|
LT
|
L. Thompson [30]
(ring galaxy)
|
2
|
|
Lund
|
Open cluster
|
2
|
|
M
|
Messier; M 110 = NGC
205 is included, M 40 and M 45 are not; all other , except M 25 = IC 4725,
are in the NGC
|
108
|
|
MCG
|
Morphological
Catalogue of Galaxies [33]; first number = declination zone (+15 to -6,
"+" sign is omitted), second number = field in zone (by right
ascension), third number = galaxy in field.
|
7638
|
|
Mel
|
Melotte (open cluster);
Mel 15 = IC 1805
|
1
|
|
MK
|
Markarian (galaxy
with UV continuum)
|
282
|
|
OCL
|
Open Cluster; from
the Catalogue of Star Clusters and Associations
|
377
|
|
New
|
Galaxy
(Shapley-Ames); New 2 = NGC 4507
|
1
|
|
NPM1G
|
Lick Northern Proper
Motion Survey Galaxy Catalogue [17]; Format: declination zone (°) +
number
|
1700
|
|
Pal
|
Palomar (globular
cluster)
|
3
|
|
PGC
|
Catalog of Principal
Galaxies [21]
|
9866
|
|
PHL
|
Palomar-Haro-Luyten
(blue star or galaxy); PHL 1226 = IC 1746
|
1
|
|
PK
|
Perek & Kohoutek
(planetary nebula) [1]; format: galactic coordinates
|
132
|
|
PRC
|
Polar ring galaxy
|
43
|
|
RB
|
Rood & Baum
(galaxy in Coma cluster)
|
7
|
|
Reinmuth
|
Galaxy; Reinmuth 80
= NGC 4517A
|
1
|
|
Reiz
|
Galaxy (this
identification is given only if no other identification is available)
|
36
|
|
Ruprecht
|
Open cluster;
Ruprecht 147 = NGC 6774
|
1
|
|
SBS
|
Second Byurakan
Survey (UV excess objects)
|
3
|
|
SG
|
Shain & Gaze
(emission nebula)
|
3
|
|
Sh2
|
Sharpless (emission
nebula)
|
26
|
|
Shkh
|
Shakhbazian (compact
galaxy in compact group)
|
2
|
|
SS
|
Struve & Straka
(galactic nebula); SS 20 = IC 2067
|
1
|
|
1SZ, 2SZ
|
Southern Zwicky compact galaxies (2 lists)
|
6
|
|
Todd
|
Todd (galaxy, found
during his "Telescopic Search for the Trans-Neptunian Planet", AN 113,
153 (1885))
|
5
|
|
TOL
|
Tololo (emission
line galaxy)
|
9
|
|
UGC
|
Uppsala General
Catalogue of Galaxies [19]
|
4016
|
|
UGCA
|
Catalogue of
Selected Non-UGC Galaxies [20]
|
170
|
|
UM
|
University of Michigan (emission line galaxy)
|
28
|
|
URA
|
Uranova (stellar
ring); URA 50 = IC 1311
|
1
|
|
VCC
|
Virgo Cluster
Catalog (galaxy)
|
527
|
|
VDB
|
Reflection nebula;
VDB 66 = NGC 2149
|
1
|
|
VMT
|
van den Bergh,
Marschner & Terzian (supernova remnant); VMT 9 = IC 443
|
1
|
|
VV
|
Vorontsov-Velyaminov
(interacting galaxy) [33]
|
319
|
|
WAS
|
Wasilewski (emission
line galaxy)
|
18
|
|
Z
|
Galaxy listed in the
Catalogue of Selected Compact Galaxies and of Post-Eruptive Galaxies [35]
only by 1950-coordinates, which are appended.
|
22
|
|
ZH
|
Zwicky-Humason
(galaxy in Abell 194); IC 1693 = ZH 32
|
1
|
|
ZWG
|
Zwicky's Catalogue
of Galaxies and of Clusters of Galaxies [34]; the desgination CGCG is also in
use (with '-' instead of our '.'); Format: first number = field, second
number = galaxy in field
|
6135
|
|
1ZW..7ZW
|
Catalogue of
Selected Compact Galaxies and of Post-Eruptive Galaxies [35], based on 7
lists
|
154
|
|
8ZW
|
Eighth List of
Compact Galaxies [36]
|
28
|
|
Total
|
|
41963
|
|
Description
|
Explanation
|
|
*, *2,..,*Grp
|
Etoile, étoile double, ...,
groupe d'étoiles (astérisme)
Star, double star, ..., group of stars (asterism)
|
|
C, D, E, I, P, S
|
Galaxie: compacte,
naine, elliptique, irrégulière, particulière, spirale (d=naine, B=barrée,
R=anneau , M=mixte); autres lettres : depuis type de Hubble ou ses
extensions
Galaxy: compact, dwarf, elliptical, irregular, peculiar(?),
spiral (d=dwarf, B=Barred, R=Ring, M=Mixed);
other letters: through(?) Hubble type or
its extensions
|
|
R.., PRG
|
Galaxie anneau,
galaxie anneau polaire
Ring galaxy, polar ring galaxy
|
|
GxyP
|
Partie d'une galaxie
(e.g. région HII brillante)
Part of a galaxy (e.g. a bright HII region)
|
|
OCL
|
Amas ouvert
Open cluster
|
|
GCL
|
Amas globulaire (si
classe I à XII non disponible)
Globular clauster (if class I to XII not available)
|
|
DN, EN, RN, PN
|
Nébuleuse: sombre, à émission,
à réflexion, planétaire
Nebula: dark, emission, reflection, planetary
|
|
SNR
|
Reste de Supernovae
Super nova remnant
|
|
NF
|
Non trouvé Not
found
|
The image below shows the outlines associated with the Rosetta Nebula (which contains several NGC objects):
The extended objects not directly associated with NGS and IC objects are as follows:
