Catalogues

Cassiopeia / 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
IC 289 03 10 19.2 +61 19 03 PN 12.3 13.2 0.8 1.592 pB, pL, R, bet 2 vF st PK 138+2.1; CS=16.8
IC 1747 01 57 35.8 +63 19 22 PN 13.6 12.0 0.32 3.245 Planetary, stell PK 130+1.1; CS=15.8

Galactic Nebulae

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type bMag Dim MD Dreyer Description Identification, Remarks
NGC 281 00 52 53.8 +56 37 30 EN 35 × 30 2.900 F, vL, dif, S triple * on np edge IC 11; LBN 616; in OCL 313
NGC 896 02 25 27.8 +62 01 10 EN 10 × 10 2.300 eF, pL, iF IC 1795; LBN 645; CED 6; SG 1.04; Min 2-57; narrrow dark lane n-s, SNR ?
NGC 7635 23 20 45.0 +61 12 42 EN 11.0 15 × 8 3.400 vF, * 8 inv l excentric LBN 549; in Sh2-162, Bubble nebula
IC 59 00 57 28.5 +61 08 37 EN 10 × 5 0.610 pF, eL ! (nf γ Cassiop) LBN 620; Gamma Cas nebula
IC 63 00 59 29.0 +60 54 40 EN 10 × 3 0.610 pF, eL ! conn with np one LBN 623; CED 4B; Gamma Cas nebula
IC 1831 02 44 00.0 +63 00 36 EN 120 2.000 vF, eeL CED 8
IC 1871 02 57 21.7 +60 40 20 EN 2.000 * 9.3 nebs, chiefly f LBN 675

Open Clusters

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 103 00 25 17.3 +61 19 19 OCL (II2p) 9.8 5 1.100 Cl, pS, pC, st 11…18 OCL 291
NGC 110 00 27 25.4 +71 23 26 OCL (IV1p) 19 Cl, pR, lC, st 9…12 OCL 300
NGC 129 00 29 58.0 +60 12 42 OCL (IV2p) 6.5 12 1.625 Cl, vL, pR, lC, st 9…13 OCL 294
NGC 133 00 31 18.0 +63 21 06 OCL (IV1p) 9.4 3 0.780 Cl, pL, st 10…, D * inv OCL 296
NGC 136 00 31 30.7 +61 30 33 OCL (II2p) 11.5 11.5 1.5 5.220 globular, vF, S, eC OCL 295
NGC 146 00 33 03.0 +63 18 06 OCL (IV3p) 9.1 5 3.032 Cl, pL, lC, st 11-12, D * OCL 299
NGC 189 00 39 35.6 +61 05 42 OCL (III2p) 8.8 5 1.300 Cl, pL, R, st 11…15 OCL 301
NGC 225 00 43 36.0 +61 46 00 OCL (III1p) 7.0 15 0.657 Cl, L, lC, st 9…10 OCL 305
NGC 366 01 06 25.9 +62 13 44 OCL (II3p) 4 Cl, S OCL 316
NGC 381 01 08 20.0 +61 35 00 OCL (III2p) 9.3 7 1.058 Cl, pC OCL 317
NGC 433 01 15 09.2 +60 07 33 OCL (III2p) 4 2.000 Cl, S, lC OCL 319
NGC 436 01 15 58.0 +58 48 42 OCL (I3m) 8.8 5 3.014 Cl, S, iF, pC OCL 320
NGC 457 01 19 33.0 +58 17 42 OCL (I3r) 6.4 20 2.429 Cl, B, L, pRi, st 7, 8, 10 OCL 321
NGC 559 01 29 31.0 +63 18 06 OCL (II2m) 9.5 7 1.258 Cl, B, pL, pRi OCL 322
NGC 581 01 33 23.0 +60 39 30 OCL (III2p) 7.4 6 2.194 Cl, pL, B, R, Ri, st 10…11 M 103; OCL 326
NGC 609 01 36 23.7 +64 32 12 OCL (II3r) 11.0 3 4.000 Cl, S, pRi, st 14 .. OCL 325
NGC 637 01 43 03.0 +64 02 12 OCL (I3p) 8.2 3 2.160 Cl, pS, B & vF st OCL 329
NGC 654 01 43 59.4 +61 52 58 OCL (II3m) 6.5 6 2.041 Cl, iF, Ri, one * 6·7, st 11…14 OCL 330
NGC 657 01 43 29.8 +55 52 30 OCL 7 1.372 Cl, pRi, st 12 OCL 337; *Grp ?
NGC 659 01 44 24.0 +60 40 12 OCL (III1p) 7.9 6 1.938 Cl, lRi, st B OCL 332
NGC 663 01 46 17.0 +61 13 06 OCL (III2m) 7.1 15 1.952 Cl, B, L, eRi, st pL OCL 333
NGC 743 01 58 37.0 +60 10 00 OCL (II1p) 7 1.618 Cl, not Ri, D * (h 1098) OCL 343
NGC 886 02 23 28.1 +63 46 16 OCL 14 1.700 Cl, L, lC, sc, st 9…13 *Grp ?
NGC 1027 02 42 36.0 +61 35 42 OCL (III2p) 6.7 15 0.772 Cl, L, sc st, one 10 m IC 1824; OCL 357
NGC 7654 23 24 48.0 +61 36 00 OCL (I2r) 6.9 16 1.421 Cl, L, Ri, mCM, R, st 9…13 M 52; OCL 260
NGC 7788 23 56 46.0 +61 24 00 OCL (I2p) 9.4 4 2.374 Cl, S, pRi, vC, st 10, 13… OCL 275
NGC 7789 23 57 28.6 +56 42 52 OCL (II2r) 6.7 25 2.337 Cl, vL, vRi, vmC, st 11…18 OCL 269
NGC 7790 23 58 24.2 +61 12 30 OCL (III2p) 8.5 5 2.944 Cl, pRi, pC OCL 276
IC 166 01 52 22.0 +61 51 12 OCL (III1r) 11.7 8 4.800 S Cl, nebulous ? OCL 334
IC 1590 00 52 48.0 +56 37 54 OCL (OCL+EN) 2.384 Cl, vL, st sc, 281 f in N 281
IC 1805 02 32 48.0 +61 27 42 OCL (III3pn) 6.5 20 1.886 Cl, co, eL neby extends f OCL 352; Mel 15; LBN 654
IC 1848 02 51 18.0 +60 24 30 OCL (IV3pn) 6.5 18 2.002 Cl, st F, extends 8m f, in F neby OCL 364; LBN 667

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 147 00 33 11.7 +48 30 26 Gx (E5/P) 10.5 9.5 1.0 14.5 13.2 × 7.8 25 -0.000644 0.730 vF, vL, iR, gsmbM * 11 UGC 326; MCG 8-2-5; DDO 3; CGCG 550-6
NGC 185 00 38 57.6 +48 20 14 Gx (E3) 10.1 9.2 0.9 14.4 8 × 7 35 -0.000674 0.670 pB, vL, iR, vgmbM, r UGC 396; MCG 8-2-10; CGCG 550-9; IRAS 00362+4803
NGC 278 00 52 04.5 +47 33 03 Gx (SBb) 11.5 10.8 0.7 12.2 2.1 × 2 12 0.002090 8.83 11.800 cB, pL, R, 2 st 10 nr UGC 528; MCG 8-2-16; CGCG 550-16; IRAS 00492+4716
NGC 1343 03 37 49.8 +72 34 17 Gx (SBb/P) 13.5 12.7 0.8 14.1 2.6 × 1.6 80 0.007388 31.21 4.250 F, vS, iR, gbM, D * v nr UGC 2792; MCG 12-4-1; CGCG 327-5; 7ZW 8; IRAS 03324+7224
IC 10 00 20 24.5 +59 17 33 Gx (IBm) 11.8 10.4 1.4 14.0 6.4 × 5.3 135 -0.001161 0.860 F * inv in eF, vL neb UGC 192; MCG 10-1-1; IRAS 00177+5900

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; 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.; Memoirs of the Royal Astronomical Society. 49: 1–237 (1888); 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.; Memoirs of the Royal Astronomical Society. 59: 105–198 (1910); Bibcode:1910MmRAS..59..105D