NGC 304

NGC 304 is a lenticular galaxy in the constellation Andromeda. It was discovered on October 23, 1878, by Édouard Stephan.[3]

NGC 304
SDSS image of NGC 304
Observation data (J2000 epoch)
Constellation	Andromeda
Right ascension	00^h 56^m 06.0^s[1]
Declination	+24° 07′ 37″[1]
Redshift	0.016648[1]
Heliocentric radial velocity	4,991 km/s[1]
Apparent magnitude (V)	14.01[1]
Characteristics
Type	S0[2]
Apparent size (V)	1.1' × 0.7'[1]
Other designations
UGC 00573, CGCG 480-023, MCG +04-03-018, 2MASX J00560603+2407367, 2MASXi J0056060+240735, PGC 3326.[1]

One supernova, SN 2021dnn (type Ia, mag. 15.3), was discovered in NGC 304 on 22 February, 2021.[4]

References

"NASA/IPAC Extragalactic Database". Results for NGC 0304. Retrieved September 2, 2016.
"NGC 304". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved December 31, 2016.
"New General Catalog Objects: NGC 300 - 349". Cseligman. Retrieved October 19, 2016.
Transient Name Server entry for SN 2021dnn. Retrieved 23 March 2023.

External links

Media related to NGC 304 at Wikimedia Commons

Astronomical catalogs
NGC	NGC 299 NGC 300 NGC 301 NGC 302 NGC 303 NGC 304 NGC 305 NGC 306 NGC 307 NGC 308 NGC 309
PGC	PGC 3322 PGC 3323 PGC 3324 PGC 3325 PGC 3326 PGC 3327 PGC 3328 PGC 3329 PGC 3330
UGC	UGC 569 UGC 570 UGC 571 UGC 572 UGC 573 UGC 574 UGC 575 UGC 576 UGC 577

Constellation of Andromeda

Bayer	α (Alpheratz) β (Mirach) γ (Almach) δ ε ζ η θ ι κ λ μ ν ξ (Adhil) ο π ρ σ τ υ (Titawin) φ χ ψ ω
Flamsteed	2 3 4 5 6 7 8 9 10 11 12 13 14 (Veritate) 15 18 22 23 26 28 32 36 39 41 44 45 47 49 (A) 51 (Nembus) 55 56 58 59 60 (b) 62 (c) 63 64 65 66 6 Per
Variable	R T U W Z RT RV RX SU SW TU TW WZ XZ AB AC AD AE AF AR BM BX CC CG CN DS DX EG ET EU FF GP GQ GX GR GY HH HN IW KK KX KZ LL LN LP LQ OP OS OU PX QR QV QX V385 V455 V529 V807
HD	3 166 895 1185 1606 2421 2767 2942 3322 3346 3883 4778 5608 5788 5789 6114 7853 8673 10307 13931 14622 16004 16028 16175 (Buna) 217811 220105 221246 221776 222109 222155 222399 223229 224365 225218
Other	3XMM J004232.1+411314 ADS 48 HAT-P-6 (Sterrennacht) HAT-P-16 HAT-P-19 HAT-P-28 M31-RV KELT-1 NGC 44 NGC 82 NGC 84 NGC 91 NGC 162 NGC 464 Qatar-3 Qatar-4 PA-99-N2 WASP-1 WISE 0146+4234 WISE J0005+3737 WISE J004945.61+215120.0

Exoplanets	14 Andromedae b κ Andromedae b υ Andromedae b c d e Gliese 15 Ab c HD 13931 b HD 16175 b HAT-P-6b HAT-P-32b WASP-1b WASP-33b Qatar-4b Qatar-5b

NGC	206 272 752 956 7686
Other	Mayall II RBC EXT8

NGC	7662

Messier	32 110
NGC	5 11 13 19 20 21 27 39 43 48 49 51 67 68 69 70 71 72 74 76 79 80 81 83 85 86 90 93 94 96 97 108 109 112 140 149 160 169 181 183 184 214 218 226 228 229 233 243 252 258 260 262 280 304 317 389 393 404 425 431 477 512 513 523 528 529 531 536 542 605 620 668 679 687 700 703 704 705 708 709 710 712 714 717 721 732 753 759 801 812 834 891 906 910 911 912 913 920 937 980 995 996 999 1000 7640 7836
Numbered	I III IV V VIII IX X XI XVIII XIX XXI
Other	3C 66A 3C 66B Andromeda Galaxy Arp 273 Donatiello I

Galaxy clusters	Abell 262 NGC 68 group

Astronomical events	GRB 101225A SN 1885A (S)

Category

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