797 Montana
| Discovery | |
|---|---|
| Discovered by | H. Thiele |
| Discovery site | Bergedorf Obs. |
| Discovery date | 17 November 1914 |
| Designations | |
| (797) Montana | |
| Pronunciation | /mɒnˈtænə/ |
Named after | Bergedorf Observatory Latin for "mountain village" |
| 1914 VR · 1953 JG 1957 MG · A898 WA | |
| main-belt · (middle) | |
| Orbital characteristics | |
| Epoch 16 February 2017 (JD 2457800.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 101.83 yr (37,194 days) |
| Aphelion | 2.6904 AU |
| Perihelion | 2.3793 AU |
| 2.5348 AU | |
| Eccentricity | 0.0614 |
| 4.04 yr (1,474 days) | |
| 277.77° | |
| 0° 14m 39.12s / day | |
| Inclination | 4.5102° |
| 238.35° | |
| 355.40° | |
| Physical characteristics | |
| Dimensions | 19.20±0.49 km 21.197±0.208 21.678±0.046 km 21.91±0.41 km 25.41 km (calculated) |
| 4.5 h (dated) 4.54619±0.00005 h 4.5462±0.0004 h 4.5463±0.0002 h 4.55±0.01 h | |
| 0.20 (assumed) 0.281±0.012 0.287±0.045 0.2878±0.0282 0.350±0.051 | |
| B–V = 0.887 U–B = 0.505 S (Tholen) S (SMASS) | |
| 10.34 · 10.34±0.28 | |
797 Montana, provisional designation 1914 VR, is a stony asteroid from the middle region of the asteroid belt, approximately 22 kilometers in diameter. It was discovered on 17 November 1914, by Danish astronomer Holger Thiele at Bergedorf Observatory in Hamburg, Germany. It was later named for the discovering observatory.