C/2012 J1 (Catalina)
(Redirected from C/2012 J1)
| Discovery[1] | |
|---|---|
| Discovered by | Catalina Sky Survey |
| Discovery site | Steward Observatory |
| Discovery date | 14 May 2012 |
| Orbital characteristics[2] | |
| Observation arc | 1.85 years |
| Number of observations | 4,401 |
| Perihelion | 3.159 AU |
| Eccentricity | 1.00133 |
| Inclination | 34.186° |
| 235.22° | |
| Argument of periapsis | 147.27° |
| Last perihelion | 7 December 2012 |
| TJupiter | 1.824 |
| Earth MOID | 2.219 AU |
| Jupiter MOID | 1.382 AU |
| Physical characteristics[3] | |
Mean diameter | 6.6 km (4.1 mi) |
| Comet total magnitude (M1) | 7.2 |
| Comet nuclear magnitude (M2) | 10.5 |
C/2012 J1 (Catalina) is a distant hyperbolic comet that only came within 3.16 AU (473 million km) from the Sun during its perihelion in December 2012. It is one of several comets discovered by the Catalina Sky Survey.
References
[edit]- ^ A. R. Gibbs; P. Birtwhistle; H. Sato; R. Holmes; T. Vorobjov; et al. (May 2012). D. W. Green (ed.). "Comet C/2012 J1 (Catalina)". Central Bureau Electronic Telegrams. 3104. Bibcode:2012CBET.3104....1G.
- ^ "C/2012 J1 (Catalina) – JPL Small-Body Database Lookup". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 31 May 2025.
- ^ A. S. Betzler; O. F. de Sousa (2023). "Photometric BVR observations of comet C/2012 J1 (Catalina) before and after perihelion". Astronomische Nachrichten. 344 (5). Bibcode:2023AN....34420084B. doi:10.1002/asna.20220084.
External links
[edit]- C/2012 J1 at the JPL Small-Body Database
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