Global Information1671 Chaika information
| Discovery[1] | |
|---|---|
| Discovered by | G. Neujmin |
| Discovery site | Simeiz Obs. |
| Discovery date | 3 October 1934 |
| Designations | |
MPC designation | (1671) Chaika |
Named after | Valentina Tereshkova[2] (Soviet cosmonaut) |
Alternative designations | 1934 TD · 1930 WE 1952 BX · 1955 XA 1963 SO · 1971 RC A907 GM |
Minor planet category | main-belt[1][3] · (middle) background[4] · Astraea[5] |
| Orbital characteristics[3] | |
| Epoch 27 April 2019 (JD 2458600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 87.90 yr (32,107 d) |
| Aphelion | 3.2516 AU |
| Perihelion | 1.9223 AU |
Semi-major axis | 2.5870 AU |
| Eccentricity | 0.2569 |
Orbital period (sidereal) | 4.16 yr (1,520 d) |
Mean anomaly | 80.231° |
Mean motion | 0° 14m 12.84s / day |
| Inclination | 3.9660° |
Longitude of ascending node | 177.17° |
Argument of perihelion | 250.27° |
| Physical characteristics | |
Mean diameter | 7.478±0.728 km[6] 9.37±0.46 km[7] 10.222±0.048 km[8] 13.29±1.71 km[9] |
Synodic rotation period | 3.7718±0.0002 h[10] |
Geometric albedo | 0.120[6] 0.145[9] 0.2463[8] 0.291[7] |
Spectral type | S (assumed)[11] |
Absolute magnitude (H) | 12.1[1][3][6][7][8][9][11] |
1671 Chaika, provisional designation 1934 TD, is a background asteroid from the Astraea region in the central asteroid belt, approximately 10 kilometers (6 miles) in diameter. It was discovered on 3 October 1934, by Soviet astronomer Grigory Neujmin at the Simeiz Observatory on the Crimean peninsula.[1] The assumed S-type asteroid has a rotation period of 3.8 hours.[11] It was named for Soviet cosmonaut Valentina Tereshkova.[2]
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