2043 Ortutay
2043 Ortutay, provisional designation 1936 TH, is a dark asteroid from the outer regions of the asteroid belt, approximately 45 kilometers in diameter. The asteroid was discovered by Hungarian astronomer György Kulin at the Konkoly Observatory, Budapest, on 12 November 1936. It was named after Hungarian ethnographer Gyula Ortutay.
| Discovery | |
|---|---|
| Discovered by | G. Kulin |
| Discovery site | Konkoly Obs. |
| Discovery date | 12 November 1936 |
| Designations | |
MPC designation | (2043) Ortutay |
Named after | Gyula Ortutay (Hungarian ethnographer) |
Alternative designations | 1936 TH · 1935 PE 1947 TD · 1947 VA 1951 LQ · 1952 QG 1958 UN · 1958 XR 1963 SN · 1969 UY 1971 DB · 1972 HS1 1974 SW1 · 1975 XT5 A908 QB |
Minor planet category | main-belt · (outer) |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 108.61 yr (39,668 days) |
| Aphelion | 3.4510 AU |
| Perihelion | 2.7602 AU |
Semi-major axis | 3.1056 AU |
| Eccentricity | 0.1112 |
Orbital period (sidereal) | 5.47 yr (1,999 days) |
Mean anomaly | 282.90° |
Mean motion | 0° 10m 48.36s / day |
| Inclination | 3.0745° |
Longitude of ascending node | 321.21° |
| 60.334° | |
| Physical characteristics | |
| Dimensions | 42.13±15.15 km 44.14±15.49 km 44.69 km (derived) 48.460±0.215 km 49.32±0.90 km 54.117±0.677 km |
Synodic rotation period | 7.7475±0.0005 h |
| 0.0317±0.0122 0.036±0.002 0.040±0.009 0.0423 (derived) 0.05±0.02 0.05±0.05 | |
| X · C | |
| 10.64±0.35 · 10.7 · 10.8 · 10.93 | |
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