1928 Summa
From Infogalactic: the planetary knowledge core
| Discovery [1] | |
|---|---|
| Discovered by | Y. Väisälä |
| Discovery site | Turku Observatory |
| Discovery date | 21 September 1938 |
| Designations | |
| MPC designation | 1928 Summa |
|
Named after
|
Finnish village (Battle of Summa)[2] |
| 1938 SO · 1969 PA | |
| main-belt | |
| Orbital characteristics [1] | |
| Epoch 27 June 2015 (JD 2457200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 76.64 yr (27,994 days) |
| Aphelion | 2.9790 AU |
| Perihelion | 1.9737 AU |
| 2.4763 AU | |
| Eccentricity | 0.2029 |
| 3.90 yr (1423.3 days) | |
| 255.61° | |
| Inclination | 4.5754° |
| 180.42° | |
| 157.88° | |
| Earth MOID | 0.9657 AU |
| Physical characteristics | |
| 6.8549 h | |
| B–V = 1.010 | |
| 12.68 | |
1928 Summa, provisional designation 1938 SO, is a main-belt asteroid discovered on September 21, 1938 by Y. Väisälä at Turku Observatory.[1] Its light curve was measured by Richard Binzel and shows a period of 6.8549±0.0006 h and amplitude of 0.18±0.01 mag.[3]
The asteroid is named after the village on the Karelian Isthmus, where the Battle of Summa took place during the Finnish Winter War (1939–1940).[2]
References
- Binzel, R.P. (1987) Icarus 72, 135-208.
External links
- Lua error in package.lua at line 80: module 'strict' not found.
- Minor Planet Bulletin, 2013, pp.12–13
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