Astronomical data · SIMBAD
- Object type
- GiG
- Redshift
- z = 0.003776404841849823
- Morphology
- Sd-Im
- Coordinates
- RA 163.2505° · Dec 17.5736°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Leo
- Right ascension
- 10 53 00.1481
- Declination
- +17 ° 34 ′ 26.497 ″
- Heliocentric radial velocity
- 1132 ± 1 km/s
- Distance
- 70.6 ± 5.1 Mly (21.66 ± 1.56 Mpc )
- Type
- SAd
- Size
- ~68,000 ly (20.8 kpc ) (estimated)
- Apparent size v
- 2.8′ × 1.4′
via Wikipedia infobox
~1 min read
Encyclopedic overview
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). 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. 18.098) was discovered by ATLAS on March 15, 2024.
Excerpted from Wikipedia’s “NGC 3443” article, available under the CC BY-SA 4.0 licence.
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