Catalogues

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

Planetary Nebulae

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
NameRADecTypevMagDimMDDreyer DescriptionIdentification, Remarks
NGC 281809 16 10.0-36 37 34PN+OCL11.21.43.190! planetary, pB, pL, R, vglbM, in L ClPK 261+8.1; ESO 372-PN13; AM 0914-362; OCl 743

Open Clusters

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
NameRADecTypevMagDimMDDreyer DescriptionIdentification, Remarks
NGC 262708 37 15.0-29 57 18OCL (III2m)8.492.034Cl, cL, pRi, pC, st 11…13OCL 714; ESO 431-SC20
NGC 263508 38 25.9-34 46 18OCL (I3p)11.235.754Cl, pmC, irr Δ, st 13…OCL 728; ESO 371-SC1
NGC 265808 43 27.3-32 39 22OCL (II2m)9.2102.000Cl, pS, lRi, lC, iF, st 12·13OCL 723; ESO 432-SC4

Galaxies

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
NameRADecTypebMagvMagB-VSBDimPAzD(z)MDDreyer DescriptionIdentification, Remarks
NGC 261308 33 22.8-22 58 22Gx (Sb)11.210.30.912.96.5 × 1.41130.00559123.6225.790cB, L, vmE 110°ESO 495-18; MCG -4-21-3; UGCA 141; IRAS 08311-2248; AM 0831-224; CGMW 2-3822
NGC 266308 45 08.3-33 47 42Gx (E3)11.610.61.012.93.5 × 2.41100.00701229.6227.500pF, pS, lEESO 371-14; MCG -6-20-1
NGC 271708 57 01.1-24 40 26Gx (E/SB0)13.412.31.113.52.1 × 1.5110.00877637.07pF, S, R, vgpmbMESO 496-21; MCG -4-21-15; AM 0854-242
NGC 277209 07 41.8-23 37 10Gx (Sb)13.813.00.812.31.5 × 0.51700.01142848.2760.940eF, lE, lbMESO 497-14; MCG -4-22-2; AM 0905-232; IRAS 09054-2325
NGC 282109 16 47.8-26 49 00Gx (Sbc)13.913.10.813.02 × 0.51000.00812634.3248.000eF, * 11 attESO 497-34; MCG -4-22-7; IRAS 09145-2636
NGC 288309 25 18.4-34 06 08Gx (IBm)15.014.40.614.92.2 × 0.81760.00392916.60vF, S, vglbM, rrr, st 15ESO 372-24; MCG -6-21-5; VV 768; AM 0923-335; IRAS 09232-3353
NGC 288809 26 19.6-28 02 10Gx (E3)13.612.61.013.01.5 × 1.11580.00810234.2229.400cF, S, R, gmbMESO 434-2; MCG -5-23-1
NGC 289109 26 56.6-24 46 58Gx (E-S0)13.512.60.913.31.5 × 1.41450.00795233.59F, S, R, bMESO 498-8; MCG -4-23-3
IC 246909 23 01.4-32 26 59Gx (SBab)12.011.10.912.64.7 × 1360.00555023.4423.100pF, cS, mE, * 10 sp nrESO 433-17; MCG -5-22-8; UGCA 163; IRAS 09208-3214

Legend

Key to columns [277]
NameNGC/IC Designation
RARight Ascension (J2000.0)
DecDeclination (J2000.0)
TypeObject type
bMagPhotographic (blue) magnitude
vMagVisual magnitude
B-VDifference of visual and blue magnitude
SBSurface brightness (mag/arcmin2)
DimDimensions (arcmin)
PAPosition Angle (°)
zRedshift (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
MDMetric 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 DescriptionSee below
Identification, Remarks

Dreyer Description

Descriptions according to J.L.E. Dreyer [313, 314, 315]
ababout
almalmost
amamong
annulannular or ring nebula
attattached
bbrighter
betbetween
biNbinuclear
bnbrightest to n side
bsbrightest to s side
bpbrightest to p side
bfbrightest to f side
Bbright
cconsiderably
chevchevelure
cocoarse, coarsely
comcometic (cometary form)
compcompanion
connconnected
contin contact
Ccompressed
Clcluster
ddiameter
defdefined
difdiffused
difficdifficult
distdistance, or distant
Ddouble
eextremely, excessively
eemost extremely
ereasily resolvable
excexcentric
Eextended
ffollowing (eastward)
Ffaint
ggradually
glob.globular
grgroup
iirregular
iFirregular figure
invinvolved, involving
llittle (adv.); long (adj.)
Llarge
mmuch
mmagnitude
Mmiddle, or in the middle
nnorth
nebnebula
nebsnebulous
nebynebulosity
nfnorth following
npnorth preceding
nsnorth-south
nrnear
Nnucleus, or to a nucleus
ppreceding (westward)
pfpreceding-following
ppretty (adv., before F. B. L, S)
pgpretty gradually
pmpretty much
pspretty suddenly
planplanetary nebula (same as PN)
probprobably
Ppoor (sparse) in stars
PNplanetary nebula
rresolvable (mottled, not resolved)
rrpartially resolved, some stars seen
rrrwell resolved, clearly consisting of stars
Rround
RRexactly round
Ririch in stars
ssuddenly (abruptly)
ssouth
sfsouth following
spsouth preceding
scscattered
sevseveral
ststars (pl.)
st 9...stars of 9th magnitude and fainter
st 9..13stars of mag. 9 to 13
stellstellar, pointlike
suspsuspected
Ssmall in angular size
S*small (faint) star
traptrapezium
triangletriangle, forms a triangle with
triNtrinuclear
vvery
vv_very_
varvariable
*a single star
*10a star of 10th magnitude
*7-8star 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