C/2012 E2 (SWAN)
< C
| Discovery | |
|---|---|
| Discovered by | SOHO Vladimir Bezugly |
| Discovery date | 8 March 2012 |
| Orbital characteristics | |
| Epoch | 13 March 2012 (JD 2455999.5) |
| Observation arc | 2 days |
| Number of observations | 43 |
| Perihelion | 0.0069 AU |
| Semi-major axis | –14.169 AU |
| Eccentricity | 1.0005 |
| Inclination | 144.431° |
| 6.576° | |
| Argument of periapsis | 82.412° |
| Mean anomaly | –0.037° |
| Last perihelion | 15 March 2012 |
| Earth MOID | 0.543 AU |
| Jupiter MOID | 2.982 AU |
| Physical characteristics | |
Mean diameter | 0.08–0.68 km (0.050–0.423 mi) |
| 1.0 (2012 apparition) | |
Comet C/2012 E2 (SWAN) was a Kreutz group sungrazing comet discovered by Vladimir Bezugly in publicly available images taken by the SWAN instrument (Solar Wind ANisotropies) on board the SOHO spacecraft. It is recognized for being the first Kreutz sungrazer observed in SWAN imagery.