NGC 3552 | |
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SDSS image of NGC 3552 (red arrow) | |
Observation data (J2000 epoch) | |
Constellation | Ursa Major |
Right ascension | 11h 10m 42.843s [1] |
Declination | +28° 41′ 34.82″ [1] |
Redshift | 0.03317 [2] |
Heliocentric radial velocity | 9779 km/s [2] |
Group or cluster | Abell 1185 [3] |
Apparent magnitude (V) | 14.3 [3] |
Apparent magnitude (B) | 15.1 [2] |
Characteristics | |
Type | E-S0 [4] |
Size | ~134,000 ly (41.09 kpc) (estimated) [5] |
Apparent size (V) | 0.7′ × 0.7′ [5] |
Other designations | |
MCG +05-27-003, PGC 33932, CGCG 155-085 NED01 [2] |
NGC 3552 is a lenticular galaxy in the constellation Ursa Major. [6] It was discovered on April 11, 1785 by William Herschel. [7] It is a member of the galaxy cluster Abell 1185. [3]
One supernova has been observed in NGC 3552: SN 2025fxi (type Ia, mag. 17.756) was discovered by ATLAS on March 27, 2025. [8]