Global Information1522 Kokkola information
| Discovery[1] | |
|---|---|
| Discovered by | L. Oterma |
| Discovery site | Turku Obs. |
| Discovery date | 18 November 1938 |
| Designations | |
MPC designation | (1522) Kokkola |
Named after | Kokkola (Finnish town)[2] |
Alternative designations | 1938 WO · 1949 WB |
Minor planet category | main-belt · Vestoid[3] |
| Orbital characteristics[1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 77.72 yr (28,389 days) |
| Aphelion | 2.5398 AU |
| Perihelion | 2.1955 AU |
Semi-major axis | 2.3677 AU |
| Eccentricity | 0.0727 |
Orbital period (sidereal) | 3.64 yr (1,331 days) |
Mean anomaly | 196.45° |
Mean motion | 0° 16m 13.8s / day |
| Inclination | 5.3522° |
Longitude of ascending node | 60.617° |
Argument of perihelion | 30.542° |
| Physical characteristics | |
| Dimensions | 8.65±0.57 km[4] 9.422±0.094 km[5] 9.57 km (derived)[3] 9.781±0.080 km[6] |
Synodic rotation period | 5.83 h[7] |
Geometric albedo | 0.1924±0.0374[6] 0.20 (assumed)[3] 0.206±0.011[5] 0.252±0.025[4] |
Spectral type | LS[8] · S[3] B–V = 0.880[1] U–B = 0.510[1] |
Absolute magnitude (H) | 12.30±0.35[8] · 12.43[1][4] · 12.46[3][6][7] |
1522 Kokkola, provisional designation 1938 WO, is a stony Vestian asteroid from the inner regions of the asteroid belt, approximately 9.5 kilometers in diameter. It was discovered on 18 November 1938, by pioneering Finnish astronomer Liisi Oterma at Turku Observatory in Southwest Finland.[9] It was later named for the town of Kokkola.[2]
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