Arp 220
's information is
Birth and death years unknown
Arp 220 is the result of a collision between two galaxies which are now in the process of merging. It is the 220th object in Halton Arp's Atlas of Peculiar Galaxies.
* Calculated from Wikipedia data.
Accuracy is not guaranteed.
| Arp 220 | |
|---|---|
 A combination of James Webb Space Telescope and Hubble Space Telescope data showing a new view infrared galaxy Arp 220 | |
| Observation data (J2000 epoch) | |
| Constellation | Serpens |
| Right ascension | 15 34 57.1 |
| Declination | +23° 30′ 11″ |
| Redshift | 0.01840±0.00002 |
| Heliocentric radial velocity | 5434 ± 7 km/s |
| Apparent magnitude (V) | 13.9 |
| Characteristics | |
| Type | S? |
| Size | 33.7 kpc (110,000 ly) |
| Apparent size (V) | 1.5′ × 1.2′ |
| Other designations | |
| IC 1127, IC 4553, UGC 9913, PGC 55497 | |
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