| NGC 543 | |
|---|---|
NGC 543 imaged by SDSS | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 01h 25m 50.00503s |
| Declination | −01° 17′ 34.0010″ |
| Redshift | 0.017575 |
| Heliocentric radial velocity | 5223 km/s |
| Distance | 324.66 ± 0.75 Mly (99.54 ± 0.23 Mpc) |
| Group or cluster | Abell 194 |
| Apparent magnitude (B) | 15.0 |
| Characteristics | |
| Type | S0 |
| Size | ~78,300 ly (24.01 kpc) (estimated) |
| Apparent size (V) | 0.6′ × 0.3′ |
| Other designations | |
| MCG +00-04-138, PGC 5311, CGCG 385-130 | |
NGC 543 is an elliptical galaxy located around 324 million light-years away in the constellation Cetus. NGC 543 was discovered by German astronomer Heinrich Louis d'Arrest on October 31, 1864. It is not known to have much star formation, and it is a member of the galaxy cluster Abell 194.