1461 Jean-Jacques
| Discovery | |
|---|---|
| Discovered by | M. Laugier |
| Discovery site | Nice Obs. |
| Discovery date | 30 December 1937 |
| Designations | |
| (1461) Jean-Jacques | |
Named after | Jean-Jacques Laugier (son of discoverer) |
| 1937 YL · 1935 OH 1939 GH | |
| main-belt · (outer) | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 81.92 yr (29,921 days) |
| Aphelion | 3.2752 AU |
| Perihelion | 2.9749 AU |
| 3.1250 AU | |
| Eccentricity | 0.0480 |
| 5.52 yr (2,018 days) | |
| 183.52° | |
| 0° 10m 42.24s / day | |
| Inclination | 15.314° |
| 104.64° | |
| 335.41° | |
| Physical characteristics | |
| Dimensions | 25.33±1.04 km 32.94±1.4 km (IRAS:8) 33.75±1.40 km 35.145±0.172 41.431±0.464 km |
| 16.56±0.01 h | |
| 0.1022±0.0095 0.1613±0.014 (IRAS:8) 0.168±0.017 0.172±0.030 0.273±0.043 | |
| Tholen = M · X · M B–V = 0.715 U–B = 0.210 | |
| 9.97±0.33 · 10.01 | |
1461 Jean-Jacques, provisional designation 1937 YL, is a metallic asteroid from the outer region of the asteroid belt, approximately 34 kilometers in diameter. It was discovered on 30 December 1937, by French astronomer Marguerite Laugier at Nice Observatory in southern France, who named it after her son Jean-Jacques Laugier.