| Discovery | |
|---|---|
| Discovered by | Friedrich Karl Arnold Schwassmann |
| Discovery site | Hamburg-Bergedorf Observatory |
| Discovery date | 16 March 1928 |
| Designations | |
| MPC designation | (1303) Luthera |
|
Named after
|
Karl Theodor Robert Luther |
| 1928 FP | |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 87.99 yr (32140 days) |
| Aphelion | 3.5678774 AU (533.74686 Gm) |
| Perihelion | 2.8891744 AU (432.21434 Gm) |
| 3.228526 AU (482.9806 Gm) | |
| Eccentricity | 0.1051104 |
| 5.80 yr (2118.9 d) | |
| 130.18142° | |
| 0° 10m 11.646s / day | |
| Inclination | 19.49118° |
| 72.06236° | |
| 100.30621° | |
| Earth MOID | 1.96855 AU (294.491 Gm) |
| Jupiter MOID | 1.67322 AU (250.310 Gm) |
| Jupiter Tisserand parameter | 3.089 |
| Physical characteristics | |
| Dimensions | 85.45 kilometres (53.10 mi) ± 2.1 kilometres (1.3 mi) Mean diameter |
|
Mean radius
|
42.725±1.05 km |
| 5.878 h (0.2449 d) | |
| 0.0608±0.003 | |
| 9.0, 9.5 | |
1303 Luthera (1928 FP) is an outer main-belt asteroid discovered on March 16, 1928, by Friedrich Karl Arnold Schwassmann at Hamburg-Bergedorf Observatory.