1513 Mátra
1513 Mátra, provisional designation 1940 EB, is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 5 kilometers in diameter. It was discovered on 10 March 1940, by Hungarian astronomer György Kulin at Konkoly Observatory in Budapest, Hungary. It was later named after the Mátra mountain range.
| Discovery | |
|---|---|
| Discovered by | G. Kulin |
| Discovery site | Konkoly Obs. |
| Discovery date | 10 March 1940 |
| Designations | |
MPC designation | (1513) Matra |
Named after | Mátra (mountain range) |
Alternative designations | 1940 EB · 1940 EO |
Minor planet category | main-belt · Flora |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 66.67 yr (24,351 days) |
| Aphelion | 2.4085 AU |
| Perihelion | 1.9763 AU |
Semi-major axis | 2.1924 AU |
| Eccentricity | 0.0986 |
Orbital period (sidereal) | 3.25 yr (1,186 days) |
Mean anomaly | 324.55° |
Mean motion | 0° 18m 12.96s / day |
| Inclination | 3.9773° |
Longitude of ascending node | 136.22° |
| 27.140° | |
| Physical characteristics | |
| Dimensions | 4.96±0.70 km 5.19±0.92 km 5.85 km (calculated) 6.603±0.271 km |
Synodic rotation period | 24 h |
| 0.189±0.024 0.24 (assumed) 0.31±0.19 0.34±0.13 | |
| S | |
| 13.33 · 13.43 | |
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