| NGC 3443 | |
|---|---|
 The spiral galaxy NGC 3443. | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 10h 53m 00.12s[1] |
| Declination | +17° 34′ 25.1″[1] |
| Redshift | 0.003776[1] |
| Heliocentric radial velocity | 1132 ± 1 km/s[1] |
| Distance | 70.6 ± 5.1 Mly (21.66 ± 1.56 Mpc)[1] |
| Apparent magnitude (V) | 13.1[1] |
| Characteristics | |
| Type | SAd[1] |
| Size | ~68,000 ly (20.8 kpc) (estimated)[1] |
| Apparent size (V) | 2.8' x 1.4'[1] |
| Other designations | |
| 2MASX J10530011+1734250, UGC 6000, MCG +03-28-025, PGC 32671, CGCG 095-056[1] | |
NGC 3443 is a spiral galaxy in the constellation of Leo. Its velocity with respect to the cosmic microwave background is 1468 ± 24 km/s, which corresponds to a Hubble distance of 21.66 ± 1.56 Mpc (∼70.6 million light-years).[1] It was discovered by American astronomer Lewis Swift on April 24, 1887.
One supernova has been observed in NGC 3443: SN 2024ehs (type II, mag. 18.1).[2]