NGC 2491: Difference between revisions
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NGC 2491 | |
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Observation data | |
Constellation | Canis Minor |
Right ascension | 119.61 degree |
Declination | 7.983 degree |
Redshift | 0.039290 |
Heliocentric radial velocity | 18,476 km/s |
Distance | 583 Mly (178.74 Mpc) |
Apparent magnitude (V) | 14.8 |
Surface brightness | 11.75 magnitude |
Characteristics | |
Type | S |
Size | 130,000 ly |
Other designations | |
PGC 22353, 2MASX J07582739+0759018, SDSS J075827.37+075901.7, CGCG 031-007, 2MASS J07582738+0759019, NPM1G+08.0123, LEDA 22353 |
NGC 2491 is a spiral galaxy located in Canis Minor constellation.[1] It is located 580 million light-years from Earth and has an approximate diameter of 130,000 thousand light-years.[2] NGC 2491 was first discovered by astronomer, Lewis Swift on November 15, 1885.[3] According to Swift, who found the object, he described it as extremely faint, small with a round irregular shape and a bright star to the west.[3] With a surface brightness of magnitude of 11.75, NGC 2491 is classified as a high surface brightness galaxy.[4]
References
- ^ "Revised NGC Data for NGC 2491". spider.seds.org. Retrieved 2024-04-23.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2024-04-23.
- ^ a b "New General Catalog Objects: NGC 2450 - 2499". cseligman.com. Retrieved 2024-04-23.
- ^ astrovalleyfield.ca http://astrovalleyfield.ca/AstronomieCompl/NGC%20et%20autres/WolfgangS/N2400_exc_web.htm. Retrieved 2024-04-23.
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