Kataloge

Equuleus / New General & Index Catalogue (NGC/IC)

Galaxien

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Typ bMag vMag B-V SB Dim PA z D(z) Dreyer Beschreibung Identifikation, Anmerkungen
NGC 7015 21 05 37.3 +11 24 49 Gx (Sbc) 13.3 12.5 0.8 13.6 1.8 × 1.6 165 0.016281 68.77 vF, pS, glbM UGC 11674; MCG 2-53-12; CGCG 425-40; IRAS 21032+1112
NGC 7040 21 13 16.5 +08 51 54 Gx (S?) 14.9 14.0 0.9 13.5 0.9 × 0.8 150 0.020399 86.16 eF, vL, mE ns (A.N. 2479) UGC 11701; MCG 1-54-4; CGCG 401-8; IRAS 21108+0839
NGC 7046 21 14 56.0 +02 50 04 Gx (SBc) 13.8 13.1 0.7 13.9 1.9 × 1.4 115 0.013890 58.67 eF, pL, R, lbM UGC 11708; MCG 0-54-9; CGCG 375-20; IRAS 21123+0237
IC 1360 21 10 50.3 +05 04 18 Gx (S) 15.3 14.5 0.8 12.7 0.7 × 0.3 20 0.028366 119.8 F, dif CGCG 401-3
IC 1361 21 11 29.1 +05 03 17 Gx (S?) 15.1 14.2 0.9 13.4 0.9 × 0.6 45 0.013216 55.82 vF, vS, dif UGC 11692; MCG 1-54-2; CGCG 401-5; NPM1G +04.0529; IRAS 21089+0450
IC 1364 21 13 24.6 +02 46 13 Gx (C) 14.8 13.8 1.0 13.1 1 × 0.6 130 0.013606 57.47 pB, pS, R, sbM MCG 0-54-6; CGCG 375-13; 2ZW 107; NPM1G +02.0486
IC 1365 21 13 56.0 +02 33 55 Gx (E4) 14.7 13.7 1.0 13.5 1.1 × 0.7 57 0.049224 207.9 eF, pS, R (Spit. another p ?) MCG 0-54-7; CGCG 375-15; 2ZW 108; VV 508; multiple system
IC 1367 21 14 09.6 +02 59 40 Gx (S) 14.9 14.1 0.8 10.9 0.3 × 0.2 140 0.013373 56.49 vF, vS, R, F * nr CGCG 375-19; NPM1G +02.0489
IC 1375 21 20 59.7 +03 59 09 Gx (C) 15.1 14.2 0.9 13.7 1 × 0.7 138 0.038470 162.4 F, S, 2 F st inv CGCG 401-15; NPM1G +03.0550
IC 1377 21 25 26.8 +04 18 51 Gx (Sc) 15.0 14.3 0.7 13.5 0.8 × 0.7 120 0.030284 127.9 pB, S, R MCG 1-54-9; CGCG 401-21; KARA 915; IRAS 21229+0405
IC 1379 21 26 01.1 +03 05 50 Gx (E0) 15.5 14.5 1.0 12.0 0.3 × 0.3 0.042507 179.5 vF, bM, stellar CGCG 375-34
IC 5083 21 03 51.5 +11 45 50 Gx (E0) 15.2 14.2 1.0 12.8 0.5 × 0.5 0.042716 180.4 eeF, vS, v diffic, * 8 f 13s CGCG 425-38

Legend

Key to columns [277]
Name NGC/IC Designation
RA Right Ascension (J2000.0)
Dec Declination (J2000.0)
Type Object type
bMag Photographic (blue) magnitude
vMag Visual magnitude
B-V Difference of visual and blue magnitude
SB Surface brightness (mag/arcmin2)
Dim Dimensions (arcmin)
PA Position Angle (°)
z Redshift (from NED or LEDA)
D(z) Distance derived from z in Mpc, using D(z) = cz/H0, with Hubble Parameter H0 = 71 (km/s)/Mpc
MD Metric distance: for galaxies with S = 1, 6, 7 or 8 in Mpc (from NED); for other types with S = 2, 3, 4, or 5 in kpc
Dreyer Description See below
Identification, Remarks

Dreyer Description

Descriptions according to J.L.E. Dreyer [313, 314, 315]
ab about
alm almost
am among
annul annular or ring nebula
att attached
b brighter
bet between
biN binuclear
bn brightest to n side
bs brightest to s side
bp brightest to p side
bf brightest to f side
B bright
c considerably
chev chevelure
co coarse, coarsely
com cometic (cometary form)
comp companion
conn connected
cont in contact
C compressed
Cl cluster
d diameter
def defined
dif diffused
diffic difficult
dist distance, or distant
D double
e extremely, excessively
ee most extremely
er easily resolvable
exc excentric
E extended
f following (eastward)
F faint
g gradually
glob. globular
gr group
i irregular
iF irregular figure
inv involved, involving
l little (adv.); long (adj.)
L large
m much
m magnitude
M middle, or in the middle
n north
neb nebula
nebs nebulous
neby nebulosity
nf north following
np north preceding
ns north-south
nr near
N nucleus, or to a nucleus
p preceding (westward)
pf preceding-following
p pretty (adv., before F. B. L, S)
pg pretty gradually
pm pretty much
ps pretty suddenly
plan planetary nebula (same as PN)
prob probably
P poor (sparse) in stars
PN planetary nebula
r resolvable (mottled, not resolved)
rr partially resolved, some stars seen
rrr well resolved, clearly consisting of stars
R round
RR exactly round
Ri rich in stars
s suddenly (abruptly)
s south
sf south following
sp south preceding
sc scattered
sev several
st stars (pl.)
st 9... stars of 9th magnitude and fainter
st 9..13 stars of mag. 9 to 13
stell stellar, pointlike
susp suspected
S small in angular size
S* small (faint) star
trap trapezium
triangle triangle, forms a triangle with
triN trinuclear
v very
vv _very_
var variable
* a single star
*10 a star of 10th magnitude
*7-8 star of mag. 7 or 8
** double star (same as D*)
*** triple star
! remarkable
!! very much so
!!! a magnificent or otherwise interesting object

Quellenangaben

  • [277] «Historische Deep-Sky Kataloge» von Dr. Wolfgang Steinicke; klima-luft.de/steinicke (2021-02-17)
  • [313] «A New General Catalogue of Nebulae and Clusters of Stars, being the Catalogue of the late Sir John F.W. Herschel, Bart., revised, corrected, and enlarged» Dreyer, J. L. E. (1888); Memoirs of the Royal Astronomical Society. 49: 1–237; Bibcode:1888MmRAS..49....1D
  • [314] «Index Catalogue of Nebulæ found in the years 1888 to 1894, with Notes and Corrections to the New General Catalogue» Dreyer, J. L. E.; Memoirs of the Royal Astronomical Society, Vol. 51, p.185; 1895; Bibcode:1895MmRAS..51..185D
  • [315] «Second Index Catalogue of Nebulae and Clusters of Stars; containing objects found in the years 1895 to 1907, with Notes and Corrections to the New General Catalogue and to the Index Catalogue for 1888–94» Dreyer, J. L. E. (1910); Memoirs of the Royal Astronomical Society. 59: 105–198; Bibcode:1910MmRAS..59..105D