Back 2063 Bacchus (كويكب) ARZ (2063) Бахус Byelorussian (2063) Бахус CE (2063) Bacchus German 2063 Βάκχος Greek 2063 Bakĥo Esperanto (2063) Baco Spanish 2063 Bacchus Basque دیونیسوس ۲۰۶۳ Persian (2063) Bacchus French
| Discovery [1] | |
|---|---|
| Discovered by | C. Kowal |
| Discovery site | Palomar Obs. |
| Discovery date | 24 April 1977 |
| Designations | |
| (2063) Bacchus | |
| Pronunciation | /ˈbækəs/ BAK-əs |
Named after | Bacchus (Dionysus in Greek) (Roman god)[2] |
| 1977 HB | |
| NEO · Apollo [3][1] Venus-crosser | |
| Adjectives | Bacchian /ˈbækiən/[4] |
| Symbol | .svg){kind=small} (astrological) |
| Orbital characteristics [3] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 39.10 yr (14,282 days) |
| Aphelion | 1.4545 AU |
| Perihelion | 0.7013 AU |
| 1.0779 AU | |
| Eccentricity | 0.3494 |
| 1.12 yr (409 days) | |
| 113.13° | |
| 0° 52m 50.52s / day | |
| Inclination | 9.4331° |
| 33.103° | |
| 55.315° | |
| Earth MOID | 0.0677 AU · 26.4 LD |
| Physical characteristics | |
| Dimensions | 1.11 km × 0.53 km × 0.50 km[5] 2.6 km × 1.1 km × 1.1 km[3] |
| 0.63 km (Deff)[5] 1.03±0.03 km[6] 1.05 km (derived)[7] | |
| 14.544±0.007 h[8] 14.904 h[9] 15.0±0.2 h[5] | |
| 0.19±0.03[6] 0.20 (assumed)[7] 0.33+0.25 −0.11 (radar) 0.56+0.12 −0.18 (visual)[5] | |
| SMASS = Sq [3] · S [7] | |
| 17.3[1][3] | |
2063 Bacchus, provisional designation 1977 HB, is a stony asteroid and near-Earth object of the Apollo group, approximately 1 kilometer in diameter. The contact binary was discovered on 24 April 1977, by American astronomer Charles Kowal at the Palomar Observatory in California, United States. It was named after Bacchus from Roman mythology.[2][1]
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