| NGC 4363 | |
|---|---|
 NGC 4363 imaged byPan-STARRS | |
| Observation data (J2000epoch) | |
| Constellation | Draco |
| Right ascension | 12h 23m 28.6726s[1] |
| Declination | +74° 57′ 08.515″[1] |
| Redshift | 0.004760[1] |
| Heliocentric radial velocity | 1427 ± 0 km/s[1] |
| Distance | 70.9 ± 5.0 Mly (21.75 ± 1.52 Mpc)[1] |
| Apparent magnitude (V) | 13.5[1] |
| Characteristics | |
| Type | SAb?[1] |
| Size | ~38,300 ly (11.73 kpc) (estimated)[1] |
| Apparent size (V) | 1.4′ × 1.4′[1] |
| Other designations | |
| IRAS F12212+7513,PGC 40233,CGCG 352-032[1] | |
NGC 4363 is aspiral galaxy in theconstellation ofDraco. Its velocity with respect to thecosmic microwave background is 1474 ± 3 km/s, which corresponds to aHubble distance of 21.75 ± 1.52Mpc (~71 millionlight-years).[1] The galaxy was discovered by German-British astronomerWilliam Herschel on 10 December 1797.[2]
On 31 October 2023,Kōichi Itagaki discovered asupernova in NGC 4363:SN 2023wcr (Type II, mag. 16).[3]
NGC 4363 is a bright galaxy in theX-ray range and is part of the NGC 4589group which includes at least 17 other galaxies also bright in the X-ray range:NGC 4127,NGC 4133,NGC 4159,NGC 4291,NGC 4319,NGC 4331,NGC 4386,NGC 4589,NGC 4648, UGC 7086, UGC 7189, UGC 7238, UGC 7265, UGC 7844, UGC 7872 and UGC 7908.[4]
