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EntityQ1104794· pop 29· linked from 452 articles

galaxy

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.