Catalogues

Catalogue

Constellation

Monoceros / 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 2346	07 09 22.5	-00 48 22	PN	11.8	11.6	0.87	1.457	* 10 nff with S, vF, neb	PK 215+3.1; CS=11.2

Galactic 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 2149	06 03 30.7	-09 43 50	RN			3 × 2	0.400	F, * 12 inv	vdB 66
NGC 2170	06 07 31.3	-06 23 53	RN			2 × 2	0.740	* 9 in vF, pL neb, E 170°	LBN 994
NGC 2182	06 09 30.9	-06 19 35	RN			2 × 2	0.740	pB *, L neb, E 90° ±	LBN 998
NGC 2183	06 10 46.9	-06 12 43	RN			1 × 1	0.740	eF, S, lE, * 11·12 sp	LBN 996
NGC 2185	06 11 00.4	-06 13 36	RN			1 × 1	0.740	* 11 and 4 S st in vF, L neb	LBN 997; part of N 2185
NGC 2237	06 30 54.6	+05 02 52	EN			80 × 50	1.600	pB, vvL, dif (? = 5361)	w part of Rosette nebula
NGC 2238	06 30 40.3	+05 00 47	EN	6.0		80 × 60	1.600	S * in nebulosity	LBN 948; knot in Rosette nebula
NGC 2245	06 32 41.2	+10 09 24	RN			5 × 4	0.770	pL, com, mbN sf alm , 7·8 nf	LBN 904
NGC 2246	06 32 33.7	+05 07 42	EN				1.600	eeF, L, irrR, e diffic	LBN 948; part of Rosette nebula
NGC 2247	06 33 05.1	+10 19 18	RN			6 × 6	0.770	Neb * in eF, eL neby, nf IV 3	LBN 901
NGC 2261	06 39 09.5	+08 44 40	EN+RN		9.0	3 × 1	0.800	B, vmE 330°, N com = * 11	LBN 920; Hubble's variable nebula
NGC 2282	06 46 51.2	+01 18 54	RN			3 × 3	1.650	* 10 in F, R neby	IC 2172; CED 87; assoc. w OCL 535
NGC 2313	06 58 02.8	-07 56 42	EN				1.150	F, vS, R	LDN 1653
NGC 2316	06 59 40.8	-07 46 38	RN+EN			4 × 3		pF, S, R, r, S st inv	NGC 2317; LBN 1021; part of one neb
IC 446	06 31 06.0	+10 27 35	RN+*			5 × 4	0.760	Neb * 10m	IC 2167; LBN 898; CED 77
IC 447	06 31 04.0	+09 52 00	RN			25 × 20	0.750	vF, eeL, dif	IC 2169; LBN 903
IC 448	06 32 45.0	+07 23 18	RN			15 × 10		Neby, np * 5 mag	LBN 930; DG 107
IC 466	07 08 38.9	-04 19 02	EN			1 × 1	3.000	* 11.5 in vF neb	CED 92; Sh2-288
IC 2177	07 04 25.3	-10 27 13	EN			20 × 20	1.120	pB, eL, iR, v dif	LBN 1027; vdB 93; Sh2-292; Be star

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 2215	06 20 49.2	-07 17 02	OCL (II2p)		8.4	8	1.293	Cl, cL, pRi, pC, st 11…15	OCL 550
NGC 2219	06 23 44.3	-04 40 36	OCL			10		Cl, P, vlC, st 6, 11…12
NGC 2225	06 26 37.5	-09 38 32	OCL			40	3.200	Cl, P, lCM, st 12…15	NGC 2226
NGC 2232	06 27 15.0	-04 45 30	OCL (IV3p)		4.2	45	0.325	B * (10 Monoc) + CL	OCL 545
NGC 2236	06 29 39.6	+06 49 51	OCL (III2p)		8.5	8	2.930	Cl, pRi, pC, st 10, 12…15	OCL 501
NGC 2244	06 32 19.0	+04 51 24	OCL (II3p)	5.3	4.8	24	1.445	Cl, beautiful, st sc (12 Monoc)	NGC 2239; OCL 515; in Rosette nebula
NGC 2250	06 33 49.8	-05 05 04	OCL (IV2p)		8.9	10	1.795	Cl, pRi, lC, iF, st 8, 12…14	OCL 547; *Grp ?
NGC 2251	06 34 38.4	+08 21 59	OCL (III2p)		7.3	10	1.329	Cl, vL, E, Ri, lC	OCL 499
NGC 2252	06 34 19.8	+05 19 22	OCL (IV2p)	7.7		18	0.900	Cl, vL, pRi, lC, st S	OCL 514
NGC 2254	06 35 46.6	+07 40 15	OCL (I2p)		9.1	6	2.364	Cl, S, pC, iF, st 11…13	OCL 500
NGC 2259	06 38 33.3	+10 52 57	OCL (II2p)		10.8	3.5	3.311	Cl, cRi, eC, iF, st eS	OCL 492
NGC 2260	06 38 03.0	-01 28 20	OCL			20	1.985	Cl, vL, P, vlC, st L & S
NGC 2262	06 39 38.7	+01 08 30	OCL (I2p)		11.3	4	3.600	Cl, vC, iR, bM, st eS	OCL 531
NGC 2264	06 40 58.2	+09 53 44	OCL (IV3pn)		4.1	40	0.660	15 Monoc, Cl, **, ? Neb	OCL 495; LBN 911; Christmas Tree cluster
NGC 2269	06 43 17.0	+04 37 28	OCL (II2p)		10.0	3	1.687	Cl, vmC, not Ri, st vS	OCL 524
NGC 2270	06 43 57.7	+03 28 45	OCL				1.400	Cl, lC, not Ri
NGC 2286	06 47 40.1	-03 08 52	OCL (IV3m)		7.5	15	2.897	Cl, L, C, ab 100 st 9…15	OCL 548
NGC 2301	06 51 45.2	+00 27 33	OCL (I3m)		6.0	15	0.858	Cl, Ri, L, iF, st L & S	OCL 540
NGC 2302	06 51 56.6	-07 05 04	OCL (II2p)	9.1	8.9	2.5	1.182	Cl, L, P, lC	NGC 2299; OCL 554
NGC 2306	06 54 29.5	-07 11 55	OCL				1.200	Cl, P, vlC	* cloud?
NGC 2309	06 56 03.6	-07 10 28	OCL (II2m)		10.5	5	2.511	Cl, pL, pRi, mC, st 13	OCL 557
NGC 2311	06 57 47.5	-04 36 41	OCL (III2p)		9.6	7	2.000	Cl, lC, not Ri	OCL 553
NGC 2323	07 02 47.8	-08 22 33	OCL (II3m)		5.9	15	0.881	! Cl, vL, Ri, pC, E, st 12…16	M 50; OCL 559
NGC 2324	07 04 07.9	+01 02 41	OCL (II2r)		8.4	8	3.800	Cl, L, Ri, cC, st 12…16	OCL 542
NGC 2335	07 06 49.4	-10 01 43	OCL (III3m)		7.2	7	1.417	Cl, L, lC	OCL 562
NGC 2338	07 07 43.0	-05 43 00	OCL				1.800	Cl, vlC	*Grp ?
NGC 2343	07 08 06.7	-10 37 00	OCL (III3p)		6.7	6	1.056	Cl, cL, P, lC	OCL 565
NGC 2349	07 10 48.1	-08 35 34	OCL				1.628	Cl, cL, P, cC
NGC 2353	07 14 30.3	-10 15 57	OCL (II2p)		7.1	18	1.119	Cl, L, lC, one vB *	OCL 567
NGC 2364	07 20 46.4	-07 32 58	OCL				1.919	Cl, pC, st pL, bifid
NGC 2368	07 21 02.2	-10 22 28	OCL (IV2p)		11.8	3	1.771	Cl, S, pRi, st 15	OCL 571
NGC 2506	08 00 01.7	-10 46 11	OCL (I2r)		7.6	12	3.460	Cl, pL, vRi, C, st 11…20	OCL 593

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 2377	07 24 56.7	-09 39 38	Gx (Sc)	13.5	12.7	0.8	13.4	1.7 × 1.3	170	0.008189	34.59	31.800	eF, vS * inv, * 11 s	UGCA 132; 3C 178; IRAS 07225-0933; CGMW 1-839
NGC 2494	07 59 07.2	-00 38 15	Gx (SB0-a)	14.0	13.1	0.9	12.4	0.9 × 0.7	95	0.012082	51.03		F, S, lE	IC 487; UGC 4141; MCG 0-21-1; CGCG 3-2; IRAS 07565-0030

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

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

Planetary Nebulae

Galactic Nebulae

Open Clusters

Galaxies

Legend

Dreyer Description

References