Catalogues

Catalogue

Constellation

Ophiuchus / 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 6309	17 14 04.3	-12 54 37	PN	10.8	11.5	0.32	1.994	B, S, bet 2 st v nr	PK 9+14.1; CS=14.4, Box nebula
NGC 6369	17 29 20.4	-23 45 33	PN	12.9	11.4	0.63	1.139	!! annular, pB, S, R	PK 2+5.1; ESO 520-PN3; AM 1726-234; CS=14.7
NGC 6572	18 12 06.4	+06 51 15	PN	9.0	8.1	0.25	0.767	planetary, vB, vS, R, l hazy	PK 34+11.1; CS=13.6
IC 4634	17 01 33.6	-21 49 32	PN	10.7	10.9	0.4	2.301	Planetary, stellar	PK 0+12.1; ESO 587-PN1; CS=13.8

Galactic Nebulae

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke ^[277]
Name	RA	Dec	Type	Dim	MD	Dreyer Description	Identification, Remarks
IC 4603	16 25 24.0	-24 28 00	RN+*	35 × 20	0.120	eF, vL, dif, st inv	LBN 1109; ESO 517-*N2; CED 131A
IC 4604	16 25 33.0	-23 26 36	RN+*	60 × 50	0.120	ρ Ophiuchi in eL neb	LBN 1112; ESO 517-*N3; CED 131B; Rho Oph nebula

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 6525	18 02 06.0	+11 01 31	OCL		4	1.436	Cl, P, st L
NGC 6633	18 27 15.1	+06 30 30	OCL (III2m)	4.6	20	0.385	Cl, lC, st L	OCL 90
IC 4665	17 46 12.0	+05 43 00	OCL (III2p)	4.2	70	0.352	Cl, co	OCL 85

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 6171	16 32 31.9	-13 03 11	GCL (X)	7.8	13	6.400	globular, L, vRi, vmC, R, rrr	M 107; GCL 44
NGC 6218	16 47 14.5	-01 56 50	GCL (IX)	6.1	16	4.800	!! globular, vB, vL, iR, gmbM, rrr, st 10…	M 12; GCL 46
NGC 6235	16 53 25.4	-22 10 36	GCL (X)	8.9	5	11.500	pB, cL, iR, rrr, st 14…16	GCL 48; ESO 586-SC5
NGC 6254	16 57 08.9	-04 05 56	GCL (VII)	6.6	20	4.400	! globular, B, vL, R, gvmbM, rrr, st 10…15	M 10; GCL 49
NGC 6266	17 01 12.6	-30 06 42	GCL (IV)	6.4	15	6.800	! globular, vB, L, gmbM, rrr, st 14…16	M 62; GCL 51; ESO 453-SC14
NGC 6273	17 02 37.7	-26 16 03	GCL (VIII)	6.8	17	8.800	globular, vB, L, R, vCM, rrr, st 16	M 19; GCL 52; ESO 518-SC7
NGC 6284	17 04 28.8	-24 45 51	GCL (IX)	8.9	6.2	15.300	globular, B, L, R, CM, rrr, st 16…	GCL 53; ESO 518-SC9
NGC 6287	17 05 09.4	-22 42 27	GCL (VII)	9.3	4.8	9.400	globular, cB, L, R, gpmCM, rrr, st 16	GCL 54; ESO 518-SC10
NGC 6293	17 10 10.4	-26 34 52	GCL (IV)	8.3	8.2	9.500	globular, vB, L, R, psbM, rrr, st 16	GCL 55; ESO 519-SC5
NGC 6304	17 14 32.5	-29 27 42	GCL (VI)	8.3	8	5.900	globular, B, cL, R, lbM, rrr, st 16	GCL 56; ESO 454-SC2
NGC 6316	17 16 37.4	-28 08 22	GCL (III)	8.1	5.4	10.400	globular, cB, pS, R, gvmbM, rrr, st 16	GCL 57; ESO 454-SC4
NGC 6325	17 17 59.2	-23 45 55	GCL (IV)	10.2	4.1	7.800	pF, L, R, rr	GCL 58; ESO 519-SC11
NGC 6333	17 19 11.8	-18 30 57	GCL (VIII)	7.8	12	7.900	globular, B, L, R, eCM, rrr, st 14	M 9; GCL 60; ESO 587-SC5
NGC 6342	17 21 10.2	-19 35 12	GCL (IV)	9.5	4.4	8.500	cB, pS, lE, er	GCL 61; ESO 587-SC6
NGC 6355	17 23 58.6	-26 21 11	GCL	8.6	4.2	9.200	cF, L, R, gbM, rrr	GCL 63; ESO 519-SC15
NGC 6356	17 23 35.0	-17 48 45	GCL (II)	8.2	10	15.100	globular, vB, cL, vgvmbM, rrr, st 20	GCL 62; ESO 588-SC1
NGC 6366	17 27 44.3	-05 04 34	GCL (XI)	9.5	13	3.500	F, L, vlbM (Auw 36)	GCL 65
NGC 6401	17 38 36.9	-23 54 30	GCL (VIII)	7.4	4.8	10.600	pB, pL, R, * 12 f inv	GCL 73; ESO 520-SC11
NGC 6402	17 37 36.1	-03 14 43	GCL (VIII)	7.6	11	9.300	! globular, B, vL, R, eRi, vgmbM, rrr, st 15	M 14; GCL 72
NGC 6426	17 44 54.7	+03 10 15	GCL (IX)	10.9	4.2	20.600	vF, cL, E, vlbM	GCL 76
NGC 6517	18 01 50.6	-08 57 30	GCL (IV)	10.1	4	10.600	pB, pL, R, rr	GCL 81
IC 1257	17 27 08.4	-07 05 37	GCL (V)	13.1	5	25.000	F, pL, lbM	OCL 51

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 6220	16 47 13.2	-00 16 30	Gx (Sab)	14.5	13.7	0.8	13.9	1.7 × 0.9	135	0.023026	97.26		eeF, pS, iR, 3 F st s	UGC 10541; CGCG 25-4; NPM1G -00.0524
NGC 6234	16 51 57.2	+04 23 03	Gx (E0)	15.4	14.4	1.0	12.5	0.4 × 0.4		0.031772	134.2		F, S, R	MCG 1-43-7; CGCG 53-18; ARAK 508; NPM1G +04.0508
NGC 6240	16 52 58.8	+02 24 11	Gx (E?)	13.8	12.9	0.9	13.8	2.1 × 1	20	0.024480	103.4		vF, pL, lE, dif	IC 4625; UGC 10592; MCG 0-43-4; IRAS 16504+0228; CGCG 25-11; PRC D-28; VV 617
NGC 6280 1	17 01 57.5	+06 39 59	Gx (S0)	15.6	14.6	1.0	12.4	0.5 × 0.3	144	0.031115	131.4		pB, S, lE	MCG 1-43-8; CGCG 53-26; ARAK 512
NGC 6280 2	17 01 58.1	+06 40 03	Gx (C)	16.0	15.0	1.0	11.4	0.2 × 0.2		0.031115	131.4		pB, S, lE	MCG 1-43-8; CGCG 53-26; ARAK 512
NGC 6296	17 08 44.6	+03 53 40	Gx (SBbc)	14.2	13.4	0.8	12.7	0.9 × 0.7	130	0.022459	94.87		pB	UGC 10719; MCG 1-44-2; CGCG 54-3; IRAS 17062+0357
NGC 6368	17 27 11.4	+11 32 35	Gx (Sb)	13.1	12.3	0.8	13.0	3.5 × 0.6	42	0.009220	38.94	31.810	F, S, E	UGC 10856; MCG 2-44-4; CGCG 82-32; IRAS 17248+1135
NGC 6378	17 30 41.8	+06 16 53	Gx (Sbc)	14.3	13.5	0.8	13.5	1.3 × 0.9	5	0.022315	94.26		v difficult	UGC 10884; MCG 1-44-9; CGCG 55-1
NGC 6384	17 32 24.2	+07 03 39	Gx (SBbc)	11.1	10.4	0.7	13.8	6.2 × 4.1	30	0.005554	23.46	24.820	pB, S, vlE	UGC 10891; MCG 1-45-1; CGCG 55-7; IRAS 17299+0705
NGC 6509	17 59 25.3	+06 17 14	Gx (SBcd)	13.2	12.5	0.7	13.1	1.6 × 1.2	105	0.006046	25.54	28.200	vF, pL, irrR, lbM	UGC 11075; MCG 1-46-2; CGCG 56-6; IRAS 17569+0617
NGC 6570	18 11 07.3	+14 05 34	Gx (SBm)	13.3	12.7	0.6	13.3	1.9 × 1.1	30	0.007609	32.14	25.820	pF, pL, R	UGC 11137; MCG 2-46-8; CGCG 84-22; VV 537; IRAS 18088+1404
NGC 6615	18 18 33.4	+13 15 55	Gx (SB0-a)	14.0	13.1	0.9	13.1	1.3 × 0.9	165	0.008950	37.80		vF, vS	UGC 11196; MCG 2-46-13; CGCG 84-34
IC 1242	17 08 42.9	+04 02 59	Gx (Sb)	14.6	13.8	0.8	13.0	0.9 × 0.6	130	0.022509	95.08		vS, R, vlbM	UGC 10718; MCG 1-44-1; CGCG 54-2; IRAS 17062+0406
IC 1255	17 23 05.4	+12 41 46	Gx (Sc)	14.1	13.4	0.7	12.6	1 × 0.5	12	0.030481	128.7	110.50	vF, pS, R, forms trap with 3 st	UGC 10826; MCG 2-44-3; CGCG 82-23; IRAS 17207+1244
IC 4627	16 54 08.6	-07 38 09	Gx (P)	15.5	14.7	0.8	13.0	0.8 × 0.3	50	0.034657	146.3		eF, eS, dif, * 12 s 12"	IRAS 16514-0733
IC 4676	18 02 53.0	+11 49 23	Gx (S)	15.6	14.8	0.8	12.0	0.3 × 0.3		0.025787	108.9		eF, vS	CGCG 84-13
IC 4688	18 08 11.9	+11 42 43	Gx (Scd)	13.8	13.1	0.7	13.5	1.5 × 1.1	164	0.020104	84.92	67.750	vF, pS, dif, * 12 close f	UGC 11125; MCG 2-46-6; CGCG 84-18
IC 4691	18 08 45.6	+11 49 44	Gx (S)	15.5	14.7	0.8	13.8	0.8 × 0.6	170	0.020844	88.04		F, S, iF, 1 or 2 F st inv	CGCG 84-19

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

Catalogues

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

Planetary Nebulae

Galactic Nebulae

Open Clusters

Globular Clusters

Galaxies

Legend

Dreyer Description

References