Kataloge

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

Offene Sternhaufen

Revised+Historic NGC/IC, Version 22/9, © Dr. Wolfgang Steinicke [277]
NameRADecTypbMagvMagB-VSBDimPAzD(z)MDDreyer BeschreibungIdentifikation, Anmerkungen
NGC 234807 03 02.7-67 23 39OCL111.070Cl, P, lC, 30 st ±ESO 88-SC1

Galaxien

Revised+Historic NGC/IC, Version 22/9, © Dr. Wolfgang Steinicke [277]
NameRADecTypbMagvMagB-VSBDimPAzD(z)MDDreyer BeschreibungIdentifikation, Anmerkungen
NGC 230506 48 37.3-64 16 22E2/P12.711.71.012.92.1 × 1.51420.01167149.3035.250vF, vS, R, 2 st ΔESO 87-44, AM 0648-641
NGC 230706 48 51.0-64 20 06SBb12.912.00.913.01.7 × 1.61450.01520464.22vF, pS, vlE 90°ESO 87-45, AM 0648-641, IRAS 06485-6416
NGC 239707 21 19.5-69 00 05Sb12.711.80.912.82.5 × 1.21230.00454619.2022.660pB, cL, cE 117°, lbMESO 58-30, IRAS 07214-6854
NGC 2397 A07 21 07.9-69 06 55Sc14.814.10.713.91.1 × 0.9360.01473262.23pB, cL, cE 117°, lbMESO 58-29, AM 0721-685, IRAS 07212-6901
NGC 2397 B07 21 55.7-68 50 45IBm/P15.014.40.613.40.9 × 0.5970.00459019.39pB, cL, cE 117°, lbMESO 58-31, AM 0722-684
NGC 243407 34 51.5-69 17 04E112.311.21.113.12.4 × 2.21330.00463719.5921.950pB, S, R, pmbM, 3 st 11 nESO 59-5
NGC 244207 36 23.8-69 31 51SBbc11.210.40.813.96 × 5270.00489020.6617.100cL, vF, R, D neb, 40°NGC 2443, ESO 59-8, AM 0736-692, IRAS 07367-6924, SW part
NGC 246607 45 15.6-71 24 39Sc13.513.00.513.71.6 × 1.470.01772274.86vF, S, R, lbMESO 59-18, IRAS 07456-7117
NGC 260108 25 30.4-68 07 04SBa13.412.50.913.01.6 × 1.11200.01111146.9340.000F, pS, R, gbMESO 60-5, IRAS 08251-6757
NGC 2788 A09 02 40.0-68 13 36Sb13.913.10.813.12.9 × 0.4550.01334656.3762.080vF, vS, mE 105°ESO 60-24, IRAS 09020-6801
NGC 2788 B09 03 35.0-67 57 59Sb14.513.70.813.01.5 × 0.41650.00473319.9914.070vF, vS, mE 105°ESO 60-25
IC 220207 27 54.9-67 34 28Sbc13.712.90.813.12 × 0.71650.01201150.7347.700eF, eS, RESO 88-16, AM 0727-672, IRAS 07278-6728

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

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