953 Painleva
953 Painleva is a minor planet orbiting the Sun. It was discovered on 29 April 1921 by the Russian astronomer Benjamin Jekhowsky. The planet was named in honor of the French statesman and mathematician Paul Painlevé.
| Discovery | |
|---|---|
| Discovered by | B. Jekhovsky |
| Discovery site | Algiers |
| Discovery date | 29 April 1921 |
| Designations | |
MPC designation | (953) Painleva |
Alternative designations | 1921 JT |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 88.30 yr (32251 days) |
| Aphelion | 3.3166 AU (496.16 Gm) |
| Perihelion | 2.2559 AU (337.48 Gm) |
Semi-major axis | 2.7863 AU (416.82 Gm) |
| Eccentricity | 0.19033 |
Orbital period (sidereal) | 4.65 yr (1698.8 d) |
Mean anomaly | 106.695° |
Mean motion | 0° 12m 42.912s / day |
| Inclination | 8.6667° |
Longitude of ascending node | 36.431° |
| 259.972° | |
| Physical characteristics | |
Mean radius | 14.165±0.55 km |
Synodic rotation period | 7.389 h (0.3079 d) |
| 0.1670±0.013 | |
| 10.1 | |
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