Catalogues

Sagittarius / 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 B-V SB Dim PA z D(z) MD Dreyer Description Identification, Remarks
NGC 6439 17 48 19.8 -16 28 44 PN 13.8 12.6 0.23 6.330 planetary, stellar = 13 m PK 11+5.1, CS=18.5
NGC 6445 17 49 15.1 -20 00 32 PN 13.2 11.2 0.73 1.380 pB, pS, R, gbM, r, * 15 np PK 8+3.1, ESO 589-PN9, CS=19.1, Little Gem nebula
NGC 6537 18 05 13.0 -19 50 32 PN 12.5 11.6 0.17 1.227 planetary, B, S, stellar PK 10+0.1, ESO 590-PN1, CS=19.5
NGC 6563 18 12 02.6 -33 52 04 PN 13.8 11.0 0.8 0.932 planetary, F, L, cE, hazy border PK 358-7.1, ESO 394-PN33, CS=18.3
NGC 6565 18 11 52.5 -28 10 41 PN 13.2 11.6 0.23 2.147 planetary, stellar PK 3-4.5, ESO 456-PN70, CS=19.5
NGC 6567 18 13 45.1 -19 04 32 PN 11.7 11.0 0.2 1.336 planetary, stell, 11 mag, in a Cl PK 11-0.2, ESO 590-PN8, CS=15.0
NGC 6578 18 16 16.5 -20 27 00 PN 13.1 12.9 0.18 1.849 planetary, stellar = 13 mag PK 10-1.1, ESO 590-PN12, CS=11.8
NGC 6620 18 22 54.2 -26 49 16 PN 15.0 12.7 0.13 6.420 planetary, stellar PK 5-6.1, ESO 522-PN22
NGC 6629 18 25 42.4 -23 12 08 PN 11.6 11.3 0.27 2.198 planetary or globular, pB, eeS, R PK 9-5.1, ESO 522-PN26, CS=12.8
NGC 6644 18 32 34.7 -25 07 42 PN 12.2 10.7 0.2 3.067 planetary, stellar PK 8-7.2, ESO 522-PN33, CS=15.9
NGC 6818 19 43 57.8 -14 09 09 PN 9.9 9.3 0.77 1.840 planetary, B, vS, R PK 25-17.1, CS=16.1
IC 4670 17 55 07.0 -21 44 39 PN 13.1 12.0 0.08 stellar, 12.5 magn PK 7+1.1, CS=15.0
IC 4673 18 03 18.4 -27 06 22 PN 12.9 13.0 0.25 3.681 Planetary, 13 mag, * 13 nf 33" PK 3-2.3, ESO 521-PN15, CS=14.6
IC 4732 18 33 54.6 -22 38 39 PN 13.3 12.1 0.22 Planetary, stellar PK 10-6.1, ESO 523-PN1, CS>16.6
IC 4776 18 45 50.7 -33 20 32 PN 11.7 10.8 0.3 7.362 Planetary, stellar PK 2-13.1, ESO 396-PN2, CS>14.6

Galactic Nebulae

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 6514 18 02 42.0 -22 58 18 EN+OCL 8.5 20 × 20 1.600 !!! vB, vL, trifid, D * inv M 20, OCL 23, ESO 521-N*13, LBN 27, Trifid nebula
NGC 6523 18 03 42.0 -24 22 48 EN 5.8 45 × 30 1.250 !!! vB, eL, eiF, with L Cl M 8, NGC 6533, LBN 25, Lagoon nebula
NGC 6559 18 09 57.6 -24 06 35 EN 8 × 5 1.500 vF, vL, lE, ** inv LBN 29, ESO 521-*N40, Sh2-29
NGC 6589 18 16 51.7 -19 46 41 RN 5 × 3 D * in centre of eF, pL neby IC 4690, LBN 46, ESO 590-N14
NGC 6595 18 17 04.8 -19 51 58 EN+OCL 7.0 11 1.640 F, pL, cE, ** inv NGC 6590, IC 4700, ESO 590-SC15, OCL 31, CED 157B, LBN 43, DG 150
NGC 6618 18 20 47.0 -16 10 18 EN+OCL 6.0 20 × 15 1.700 !!!, B, eL, eiF, 2 hooked M 17, OCL 44, LBN 60, Sh2-45, Omega nebula
IC 1271 18 05 13.0 -24 24 38 EN+* eF, vL, B * inv ESO 521-*N22, LBN 26 ?
IC 1274 18 09 50.0 -23 38 54 EN+* 6 × 5 3 st 8.5 to 9m in pL neb LBN 33, ESO 521-N*41, CED 154D, Sh2-31
IC 1275 18 10 07.0 -23 45 42 EN+* 2 st 8 & 8.5 in pL neb
IC 1283 18 17 16.7 -19 45 44 EN 3 × 3 1.800 * 9.3 nebulous in Sh2-37, part of IC 1284
IC 1284 18 17 39.5 -19 40 19 EN+* 17 × 15 1.700 * 7.6 in neb, 15' diam ESO 590-*N16, CED 157D, in Sh2-37
IC 4678 18 06 33.4 -23 57 16 EN+* 1.500 B, S, E ESO 521-N*26, CED 152B, NE of Lagoon nebula (M 8)
IC 4684 18 09 08.6 -23 26 09 EN+* 3 × 2 S neb or neb * LBN 34, ESO 521-N*33
IC 4701 18 16 00.0 -16 38 00 EN 60 × 40 1.300 eL, conn with cloud I.C. 4715 LBN 56, COU 25
IC 4706 18 19 36.0 -16 01 54 EN 5 × 5 1.700 * 9.2 in S neb, conn with M 17 CED 160A
IC 4707 18 19 54.0 -16 00 06 EN 3.5 × 3.5 1.700 * 9.4 in S neb, conn with M 17 CED 160B

Open Clusters

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 6469 17 52 56.5 -22 18 43 OCL (III2p) 8.2 8 0.550 Cl, pRi (in M Way) OCL 21, ESO 589-SC18
NGC 6494 17 56 56.0 -19 00 42 OCL (III1m) 5.5 25 0.628 Cl, B, vL, pRi, lC, st 10… M 23, OCL 30, ESO 589-SC22
NGC 6506 17 59 53.4 -24 41 07 OCL (III2p) 0.930 Cl, Ri, eL, vlC OCL 16, ESO 521-SC6
NGC 6507 17 59 50.0 -17 27 00 OCL (IV2p) 9.6 7 1.230 Cl, pS, lRi, lC OCL 32
NGC 6520 18 03 25.0 -27 53 28 OCL (I2m) 7.6 5 1.577 Cl, pS, Ri, lC, st 9…13 OCL 10, ESO 456-SC42
NGC 6530 18 04 30.0 -24 21 30 OCL (II2mn) 4.6 15 1.322 Cl, B, L, pRi, f M 8 OCL 19, ESO 521-SC21, in Lagoon nebula (M 8)
NGC 6531 18 04 13.3 -22 30 00 OCL (I3m) 5.9 16 1.205 Cl, pRi, lC, st 9…12 M 21, OCL 26, ESO 521-SC19
NGC 6546 18 07 22.0 -23 17 48 OCL (III2m) 8.0 15 0.938 Cl, vL, vRi OCL 24, ESO 521-SC29
NGC 6568 18 12 44.0 -21 35 00 OCL (III1m) 8.6 12 1.000 Cl, vL, lC OCL 28, ESO 590-SC6
NGC 6583 18 15 48.8 -22 08 15 OCL (II1m) 10.0 5 2.040 Cl, pRi, pC, cE, st 13… OCL 27, ESO 590-SC11
NGC 6596 18 17 33.0 -16 39 00 OCL (III2m) 10 1.100 Cl, lC OCL 41
NGC 6603 18 18 24.0 -18 24 24 OCL (I1r) 11.1 4 2.880 !, Cl, vRi, vmC, R, st 15 (M Way) OCL 36, ESO 590-SC17, in M 24
NGC 6613 18 19 58.0 -17 06 06 OCL (II3pn) 6.9 7 1.296 Cl, P, vlC M 18, OCL 40
NGC 6645 18 32 37.8 -16 53 02 OCL (III1m) 8.5 15 1.245 Cl, pL, vRi, pC, st 11…15 OCL 48
NGC 6647 18 32 49.0 -17 13 42 OCL 8.0 2.200 Cl, L, Ri, lC, st vS
NGC 6716 18 54 34.0 -19 54 30 OCL (IV1p) 7.5 10 0.789 Cl, pRi, st 9…13 OCL 46, ESO 592-SC5
NGC 6774 19 16 18.0 -16 19 30 OCL (III2m) 20 0.300 Cl, vL, lC OCL 65, Ruprecht 147
IC 4685 18 09 17.4 -23 59 14 OCL (IV3pn) 15 × 10 1.200 * 7.5 in L, dif neb OCL 22, ESO 521-*N37, a x b of nebula
IC 4715 18 18 48.0 -18 33 00 OCL (*Cloud) 0.180 eeL cloud of st and neb M 24, ESO 591-**1, Sagittarius Star Cloud
IC 4725 18 31 45.0 -19 07 12 OCL (I2p) 4.6 26 0.620 Cl, pC M 25, OCL 38, ESO 591-SC6

Globular Clusters

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 6440 17 48 52.6 -20 21 32 GCL (V) 9.3 4.4 8.500 pB, pL, R, bM GCL 77, ESO 589-SC8
NGC 6522 18 03 34.1 -30 02 00 GCL (VI) 9.9 9.4 7.700 globular, B, pL, R, gvmbM, rrr, st 16 GCL 82, ESO 456-SC43
NGC 6528 18 04 49.6 -30 03 19 GCL (V) 9.6 5 7.900 globular, pF, cS, R, gbM, rrr, st 16 GCL 84, ESO 456-SC48
NGC 6540 18 06 08.6 -27 45 53 GCL 9.3 1.5 5.300 pF, S, iE, er or Cl OCL 11, ESO 456-SC53, Djorgovsky 3
NGC 6544 18 07 20.6 -24 59 49 GCL (V) 7.5 9.2 3.000 cF, pL, iR, r GCL 87, ESO 521-SC28
NGC 6553 18 09 15.6 -25 54 26 GCL (XI) 8.3 9.2 6.000 globular, F, L, lE, vglbM, rr, st 20 GCL 88, ESO 521-SC36
NGC 6558 18 10 18.4 -31 45 47 GCL 8.6 4.2 7.400 globular, pB, pL, R, glbM, rrr, st 16 GCL 89, ESO 456-SC62
NGC 6569 18 13 38.9 -31 49 33 GCL (VIII) 8.4 6.4 10.900 globular, cB, L, R, rrr, st 15… GCL 91, ESO 456-SC77
NGC 6624 18 23 40.5 -30 21 38 GCL (VI) 7.6 8.8 7.900 globular, vB, pL, R, rrr, st 16 GCL 93, ESO 457-SC11
NGC 6626 18 24 32.9 -24 52 10 GCL (IV) 6.9 13.8 5.500 !, globular, vB, L, R, geCM, rrr, st 14…16 M 28, GCL 94, ESO 522-SC23
NGC 6637 18 31 23.2 -32 20 51 GCL (V) 9.3 8.3 7.1 8.800 globular, B, L, R, rrr, st 14…16 M 69, GCL 69, ESO 457-SC14
NGC 6638 18 30 56.2 -25 29 45 GCL (VI) 9.2 7.3 9.400 globular, B, S, R, rr GCL 95, ESO 522-SC30
NGC 6642 18 31 54.3 -23 28 33 GCL (IV) 8.9 5.8 8.100 globular, pB, pL, iR, gpmbM, rrr, st 16 GCL 97, ESO 522-SC32
NGC 6652 18 35 45.7 -32 59 23 GCL (VI) 8.5 6 10.000 B, S, lE, rrr, st 15 GCL 98, ESO 395-SC11
NGC 6656 18 36 24.2 -23 54 10 GCL (VII) 5.2 32 3.200 !!, globular, vB, vL, R, vRi, vmC, st 11…15 M 22, GCL 99, ESO 523-SC4
NGC 6681 18 43 12.7 -32 17 29 GCL (V) 7.8 8 9.000 globular, B, pL, R, gbM, st 14…17 M 70, GCL 101, ESO 458-SC3
NGC 6715 18 55 03.3 -30 28 40 GCL (III) 7.7 12 26.500 globular, vB, L, R, g, smbM, rrr, st 15 M 54, GCL 104, ESO 458-SC8
NGC 6717 18 55 06.2 -22 42 01 GCL (VIII) 8.4 5.4 7.100 F, S, rr, Cl + neb Pal 9, GCL 105, ESO 523-SC14
NGC 6723 18 59 33.2 -36 37 52 GCL (VII) 6.8 13 8.700 globular, vL, vlE, vgbM, rrr, st 14…16 GCL 106, ESO 396-SC10
NGC 6809 19 39 59.4 -30 57 42 GCL (XI) 6.3 19 5.400 globular, pB, L, R, vRi, vgbM, st 12…15 M 55, GCL 113, ESO 460-SC21
NGC 6864 20 06 04.8 -21 55 15 GCL (I) 8.6 6.8 20.900 globular, B, pL, R, vmbMBN, rr M 75, GCL 116, ESO 595-SC13

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 6794 19 28 03.8 -38 55 07 Gx (Sab) 13.9 12.9 1.0 13.7 1.7 × 1.4 80 0.020077 84.80 eF, pS, R, vgvlbM ESO 338-5, MCG -7-40-1
NGC 6805 19 36 45.8 -37 33 14 Gx (E1) 13.8 12.8 1.0 12.8 1.1 × 0.9 163 0.019880 83.97 eF, R, vgbM ESO 338-14, MCG -6-43-2
NGC 6806 19 37 04.8 -42 17 45 Gx (SBc) 13.7 13.2 0.5 13.5 1.2 × 0.8 24 0.019123 80.77 eF, vS, * 14 att ESO 338-15, MCG -7-40-3, FAIR 1162, IRAS 19336-4224, VV 411, AM 1933-422
NGC 6816 19 44 02.4 -28 24 03 Gx (E-S0) 14.1 12.9 1.2 13.5 1.2 × 0.8 77 0.020084 84.83 eF, pS, R, vlbM, * np ESO 460-30, MCG -5-46-6
NGC 6822 19 44 56.6 -14 48 23 Gx (IBm) 9.3 8.7 0.6 14.4 15.4 × 14.2 5 -0.000190 0.500 vF, L, E, dif IC 4895, MCG -2-50-6, DDO 209, IRAS 19421-1455, Barnard's galaxy
NGC 6835 19 54 32.8 -12 34 03 Gx (SBa) 13.4 12.5 0.9 12.6 2.4 × 0.7 72 0.005374 22.70 22.800 F, pL, mE MCG -2-50-9, IRAS 19517-1241
NGC 6836 19 54 40.3 -12 41 18 Gx (SBm) 13.4 12.9 0.5 13.5 1.7 × 1.5 140 0.005427 22.92 23.300 vF, pL, R, dif MCG -2-50-10, IRAS 19518-1249
NGC 6841 19 57 49.1 -31 48 39 Gx (E1) 13.8 12.7 1.1 13.3 1.5 × 1.4 149 0.019490 82.32 vF, S, R, psbM ESO 461-23, MCG -5-47-11
NGC 6849 20 06 15.6 -40 11 54 Gx (E/SB0) 13.0 12.1 0.9 12.7 1.9 × 1.1 18 0.020147 85.10 54.600 pB, S, R, vS * np ESO 339-32, MCG -7-41-7
NGC 6878 20 13 53.2 -44 31 36 Gx (SBb) 13.5 12.7 0.8 13.3 1.6 × 1.3 111 0.019443 82.13 vF, pL, R, glbM ESO 284-31, MCG -7-41-15, IRAS 20104-4440
NGC 6878 A 20 13 36.1 -44 48 59 Gx (SBb) 13.8 13.2 0.6 13.5 1.8 × 0.8 68 0.017435 73.64 60.470 vF, pL, R, glbM ESO 284-29, MCG -7-41-13
NGC 6890 20 18 18.0 -44 48 23 Gx (SBb) 13.0 12.3 0.7 12.8 1.6 × 1.3 152 0.008069 34.08 31.800 pF, S, R, vglbM ESO 284-54, MCG -7-41-23, IRAS 20148-4457
NGC 6902 20 24 27.9 -43 39 11 Gx (SBa) 11.6 10.9 0.7 14.1 5.6 × 3.9 153 0.009326 39.39 37.530 F, cS, R, bM IC 4948, ESO 285-8, MCG -7-42-2, AM 2021-434
NGC 6902 A1 20 23 00.4 -44 16 14 Gx (SBm) 14.4 13.8 0.6 13.9 1.3 × 1 48 0.055585 234.7 F, cS, R, bM ESO 285-4, MCG -7-41-32, AM 2019-442
NGC 6902 A2 20 22 58.8 -44 16 22 Gx (SB0) 15.8 14.8 1.0 13.3 0.6 × 0.5 0.055538 234.5 F, cS, R, bM ESO 285-4A, MCG -7-41-32, AM 2019-442
NGC 6902 B 20 23 06.8 -43 52 08 Gx (SBcd) 14.1 13.6 0.5 14.2 1.5 × 1.2 99 0.009875 41.71 38.200 F, cS, R, bM ESO 285-5, MCG -7-41-33, AM 2019-442
IC 1309 20 03 01.4 -17 13 57 Gx (SBbc) 15.0 14.2 0.8 13.5 0.9 × 0.7 35 0.026452 111.7 F, vS, R, r
IC 4816 19 01 44.4 -13 08 50 Gx (S) 17.0 16.2 0.8 11.8 0.2 × 0.1 60 Planetary, stellar
IC 4913 19 56 47.5 -37 19 43 Gx (E-S0) 14.0 13.0 1.0 12.8 1.1 × 0.7 130 0.012085 51.05 eeF, pS, e diffic, 3 st 10 s 8' ESO 399-5, MCG -6-43-13
IC 4926 20 00 12.2 -38 34 41 Gx (E2) 13.7 12.7 1.0 13.0 1.2 × 1 40 0.018740 79.16 eeF, S, lE, v diffic, p of 2 ESO 339-18, MCG -6-44-5
IC 4931 20 00 50.1 -38 34 30 Gx (E2) 13.0 11.8 1.2 13.4 2.4 × 2 127 0.020040 84.65 eeF, pS, R, * 8 f 20s, f of 2 ESO 339-23, MCG -6-44-8
IC 4946 20 23 58.0 -43 59 43 Gx (SB0-a) 12.6 11.8 0.8 12.7 2.4 × 1 68 0.009680 40.89 37.900 eF, S, R ESO 285-7, MCG -7-42-1, A 2020-44, New 5
IC 4998 20 22 10.6 -38 18 31 Gx (SBc) 13.9 13.2 0.7 13.5 1.6 × 1.2 105 0.022349 94.40 97.000 eF, pS, R, bet 2 st 8.5 sp, nf IC 5018, ESO 340-20, MCG -6-44-30, IRAS 20188-3828

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