Discovery[1] | |
---|---|
Discovered by | C. Jackson |
Discovery site | Johannesburg Obs. |
Discovery date | 24 May 1931 |
Designations | |
MPC designation | (1195) Orangia |
Named after | Orange Free State Province (in South Africa)[2] |
Alternative designations | 1931 KD · 1948 LB 1972 QA |
Minor planet category | main-belt · (inner) Flora[3] |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 85.55 yr (31,248 days) |
Aphelion | 2.7110 AU |
Perihelion | 1.8048 AU |
Semi-major axis | 2.2579 AU |
Eccentricity | 0.2007 |
Orbital period (sidereal) | 3.39 yr (1,239 days) |
Mean anomaly | 150.46° |
Mean motion | 0° 17m 25.8s / day |
Inclination | 7.1906° |
Longitude of ascending node | 281.26° |
Argument of perihelion | 328.27° |
Physical characteristics | |
Dimensions | 5.90 km (calculated)[3] 6.258±0.604 km[4] |
Synodic rotation period | 6.167±0.0012 h[5] |
Geometric albedo | 0.237±0.053[4] 0.24 (assumed)[3] |
Spectral type | S[3] |
Absolute magnitude (H) | 12.864±0.002 (R)[5] · 13.2[1][4] · 13.31[3] · 13.60±0.32[6] |
1195 Orangia, provisional designation 1931 KD, is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 6 kilometers in diameter. It was discovered on 24 May 1931, by South African astronomer Cyril Jackson at the Union Observatory in Johannesburg, South Africa.[7] It was named after the Orange Free State Province.[2]
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