Anahita (minor planet designation: 270 Anahita) is a stony S-type Main belt asteroid. It was discovered by C. H. F. Peters on October 8, 1887, in Clinton, New York, and was named after the Avestan divinity Aredvi Sura Anahita.
| Discovery | |
|---|---|
| Discovered by | C. H. F. Peters |
| Discovery date | 8 October 1887 |
| Designations | |
MPC designation | (270) Anahita |
| Pronunciation | /ɑːnəˈhiːtə, ænə-/ |
Named after | Anahita |
Alternative designations | A887 TA, 1926 VG |
Minor planet category | Main belt |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 118.40 yr (43246 d) |
| Aphelion | 2.5290 AU (378.33 Gm) |
| Perihelion | 1.8692 AU (279.63 Gm) |
Semi-major axis | 2.1991 AU (328.98 Gm) |
| Eccentricity | 0.15003 |
Orbital period (sidereal) | 3.26 yr (1191.2 d) |
Mean anomaly | 219.26° |
Mean motion | 0° 18m 8.028s / day |
| Inclination | 2.3667° |
Longitude of ascending node | 254.390° |
Argument of perihelion | 80.490° |
| Physical characteristics | |
| Dimensions | 50.78±2.0 km[1] 50.78 km[2] |
Synodic rotation period | 15.06 h (0.628 d) |
Geometric albedo | 0.2166±0.018 |
Spectral type | S |
Absolute magnitude (H) | 8.75 |
In 2001, the asteroid was detected by radar from the Arecibo Observatory at a distance of 0.92 AU. The resulting data yielded an effective diameter of 47 ± 7 km.[3]
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