C/2003 A2 (Gleason)
C/2003 A2 (Gleason) is a hyperbolic comet discovered on January 10, 2002 by Arianna E. Gleason of the Lunar and Planetary Laboratory using the Spacewatch II telescope at the Kitt Peak National Observatory.[1] It has a heliocentric semimajor axis of -1641 AU (indicating its hyperbolic orbit) and reached its perihelion of 11.43 AU on November 4, 2003.[2] C/2003 A2 (Gleason) was the first comet discovered with a perihelion beyond 10 AU.[3]
| Discovery[1] | |
|---|---|
| Discovered by | Arianna E. Gleason |
| Discovery site | Kitt Peak National Observatory |
| Discovery date | 10 January 2002 |
| Designations | |
| C/2003 A2 | |
| comet | |
| Orbital characteristics[2] | |
| Epoch 09 May 2003 | |
| Observation arc | 1178 days (3.23 yr) |
| Perihelion | 11.42731 AU |
| Eccentricity | 1.00696 |
| −0.0026585° | |
| Inclination | 8.06155° |
| 154.5447° | |
| 346.6108° | |
| Physical characteristics | |
| 7.1 (total)[2] | |
References
- "IAUC 8049: C/2003 A2; 2003I; 2003H". Central Bureau for Astronomical Telegrams. Retrieved 3 June 2019.
- "C/2003 A2 (Gleason)". JPL Small-Body Database Browser. Retrieved 3 June 2019.
- Fernandez, Yan. "List of Jupiter-Family and Halley-Family Comets". Retrieved 1 June 2019.
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