C/2014 E2 (Jacques)
C/2014 E2 (Jacques), provisionally designated as S002692, is a long-period comet discovered by the Brazilian astronomers Cristóvão Jacques Lage de Faria, Eduardo Pimentel, João Ribeiro de Barros and Marcelo Dias on the night of 13 March 2014. It was the second comet discovered by the SONEAR Observatory team after comet C/2014 A4.
Image of 2014 E2 (Jacques) in 24 August 2014 | |
| Discovery | |
|---|---|
| Discovered by | Cristóvão Jacques Eduardo Pimentel João Ribeiro de Barros Marcelo Dias |
| Discovery date | 13 March 2014 |
| Orbital characteristics | |
| Epoch | 2014 May 23.0 TT (JD 2456800.5) |
| Aphelion | ~1600 AU (epoch 1950) |
| Perihelion | 0.6638 AU (q) |
| Eccentricity | 0.99912 (e) |
| Orbital period | ~22,000 years inbound (Barycentric solution for epoch 1950) ~12,000 years outbound (Barycentric solution for epoch 2050) |
| Avg. orbital speed | 27 km/s |
| Max. orbital speed | 51.7 km/s |
| Inclination | 156.4° (i) |
| Last perihelion | 2014 July 2 |
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