Catalogues

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

Planetary Nebulae

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type bMag vMag Dim MD Dreyer Description Identification, Remarks
NGC 6741 19 02 37.0 -00 26 56 PN 10.8 11.5 0.13 2.147 planetary, stellar PK 33-2.1; J 475; CS=14.7
NGC 6751 19 05 55.5 -05 59 30 PN 12.5 11.9 0.43 1.994 pB, S NGC 6748; PK 29-5.1; CS=13.9
NGC 6772 19 14 36.4 -02 42 22 PN 14.2 12.7 1.43 1.085 vF, L, R, vvlbM, r PK 33-6.1; CS=18.4
NGC 6781 19 18 28.3 +06 32 25 PN 11.8 11.4 1.9 0.489 planetary, F, L, R, vsbM disc, S * nf PK 41-2.1; CS=15.0
NGC 6785 19 18 24.9 -01 35 45 PN 13.3 12.3 0.62 0.982 eS, stellar NGC 6778; PK 34-6.1; CS=15.0
NGC 6790 19 22 57.0 +01 30 49 PN 10.2 10.5 0.17 3.067 planetary, B, eS, stell = 9.5 mag PK 37-6.1; CS=13.5
NGC 6803 19 31 16.3 +10 03 26 PN 11.3 11.4 0.17 8.000 planetary, stellar PK 46-4.1; CS=15.2
NGC 6804 19 31 35.4 +09 13 33 PN 12.2 12.0 1.1 0.878 cB, S, iR, rrr PK 45-4.1; CS=14.3
NGC 6807 19 34 33.5 +05 41 04 PN 13.8 12.0 0.13 planetary, stellar PK 42-6.1; CS=14.0
NGC 6852 20 00 39.2 +01 43 43 PN 12.8 12.6 0.47 F neb, am st PK 42-14.1
IC 4846 19 16 28.3 -09 02 35 PN 12.7 11.9 0.18 Planetary, stellar PK 27-9.1; CS=13.7

Open Clusters

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type vMag Dim MD Dreyer Description Identification, Remarks
NGC 6709 18 51 30.0 +10 20 00 OCL (III2m) 6.7 15 1.075 Cl, pRi, lC, iF OCL 100
NGC 6755 19 07 49.0 +04 16 00 OCL (IV2m) 7.5 15 1.785 Cl, vL, vRi, pC, st 12…14 OCL 96
NGC 6756 19 08 42.5 +04 42 21 OCL (I2m) 10.6 4 1.507 Cl, S, Ri, lC, st 11…12 OCL 99
NGC 6837 19 53 08.0 +11 41 54 OCL 12.0 3 0.943 Cl, S, P OCL 108

Globular Clusters

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type vMag Dim MD Dreyer Description Identification, Remarks
NGC 6749 19 05 15.3 +01 54 05 GCL 12.4 4 7.900 Cl, L, lC, st L & S GCL 107; OCL 91; Berkeley 42; not OCL (I3r)
NGC 6760 19 11 12.1 +01 01 52 GCL (IX) 9.0 9.6 7.400 pB, pL, vglbM (Auw. 44) GCL 109

Galaxies

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type bMag vMag B-V SB Dim PA z D(z) MD Dreyer Description Identification, Remarks
NGC 6814 19 42 40.5 -10 19 28 Gx (SBbc) 12.1 11.2 0.9 13.4 3 × 2.8 0.005214 22.02 22.800 pF, pL, R, bM, r MCG -2-50-1; IRAS 19399-1026
NGC 6821 19 44 24.2 -06 50 04 Gx (SBcd) 13.6 13.1 0.5 13.1 1.3 × 1.1 135 0.005089 21.50 22.500 F, pL, R MCG -1-50-2; IRAS 19417-0657
NGC 6865 20 05 56.4 -09 02 26 Gx (S0) 16.0 15.0 1.0 14.1 0.8 × 0.6 130 0.015768 66.60 F, S, E
NGC 6900 20 21 35.1 -02 34 11 Gx (Sb) 14.3 13.5 0.8 13.1 1 × 0.8 178 0.016930 71.51 vF, S, R MCG 0-52-1; MCG -1-52-1; IRAS 20189-0243
NGC 6901 20 22 21.6 +06 25 47 Gx (SBab) 14.5 13.7 0.8 13.1 1.4 × 0.5 63 0.015881 67.08 eF IC 5000; UGC 11542; MCG 1-52-2; CGCG 399-2; IRAS 20199+0616
NGC 6906 20 23 34.0 +06 26 40 Gx (SBbc) 13.2 12.3 0.9 12.4 1.6 × 0.8 36 0.016175 68.32 65.800 pF, pL, R UGC 11548; MCG 1-52-3; CGCG 399-6; IRAS 20211+0616
NGC 6915 20 27 46.0 -03 04 36 Gx (Sab) 13.0 12.2 0.8 12.4 1.5 × 0.9 80 0.018903 79.84 pB, S, R IRAS 20251-0314
NGC 6922 20 29 52.8 -02 11 30 Gx (Sc) 14.0 13.5 0.5 13.7 1.3 × 1 150 0.018900 79.83 vF, pL, R UGC 11574; MCG 0-52-18; CGCG 373-17; IRAS 20272-0221
NGC 6926 20 33 05.9 -02 01 44 Gx (SBc/P) 13.2 12.4 0.8 13.3 2 × 1.4 0 0.019613 82.84 vF, pL, E 176°, p of 2 UGC 11588; MCG 0-52-33; CGCG 373-33; VV 621; IRAS 20305-0211
NGC 6929 20 33 21.6 -02 02 12 Gx (S0-a) 14.4 13.4 1.0 12.6 0.8 × 0.7 77 0.020594 86.99 vF, vS, sf of 2 MCG 0-52-35; CGCG 373-35; NPM1G -02.0441
NGC 6941 20 36 23.5 -04 37 08 Gx (Sb) 13.6 12.8 0.8 13.8 2 × 1.4 115 0.020761 87.69 eF, lE, lbM MCG -1-52-10; IRAS 20337-0447
IC 1317 20 23 15.5 +00 39 53 Gx (E1) 14.6 13.8 0.8 12.9 0.7 × 0.6 80 0.012679 53.56 Planetary = * 12, diam 10"-15" UGC 11546; MCG 0-52-4; CGCG 373-5; 2ZW 82
IC 1327 20 35 41.3 -00 00 19 Gx (S0-a) 14.9 14.0 0.9 13.5 0.9 × 0.8 170 0.032386 136.8 vF, * 8 1' f CGCG 373-38; KARA 881

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

References

  • [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