Theresia (minor planet designation: 295 Theresia) is a typical Main belt asteroid.[3] It was discovered by Johann Palisa on 17 August 1890 in Vienna.[4]
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | 17 August 1890 |
| Designations | |
MPC designation | (295) Theresia |
Named after | Unknown |
Alternative designations | A890 QA |
Minor planet category | Main belt |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 116.73 yr (42635 d) |
| Aphelion | 3.27560 AU (490.023 Gm) |
| Perihelion | 2.31460 AU (346.259 Gm) |
Semi-major axis | 2.79510 AU (418.141 Gm) |
| Eccentricity | 0.17191 |
Orbital period (sidereal) | 4.67 yr (1706.8 d) |
Mean anomaly | 266.698° |
Mean motion | 0° 12m 39.294s / day |
| Inclination | 2.70824° |
Longitude of ascending node | 276.055° |
Argument of perihelion | 148.036° |
| Physical characteristics | |
| Dimensions | 27.72±1.9 km[2] |
Synodic rotation period | 10.730 h (0.4471 d) |
Geometric albedo | 0.1930±0.029 |
| Temperature | unknown |
Absolute magnitude (H) | 10.19 |
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