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Discovery
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| Discovered by | Auguste Charlois |
| Discovery date | May 27, 1887 |
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Designations
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| Named after | Tirzah |
| Alternate name(s) | A922 AA, 1965 GC |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 457.322 Gm (3.057 AU) |
| Perihelion | 372.406 Gm (2.489 AU) |
| Semi-major axis | 414.864 Gm (2.773 AU) |
| Eccentricity | 0.102 |
| Orbital period | 1686.787 d (4.62 a) |
| Average orbital speed | 17.89 km/s |
| Mean anomaly | 151.297° |
| Inclination | 6.012° |
| Longitude of ascending node | 73.927° |
| Argument of perihelion | 196.765° |
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Physical characteristics
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| Dimensions | 53.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 5.9 h |
| Albedo | 0.040 |
| Temperature | unknown |
| Spectral type | DU |
| Absolute magnitude (H) | 10.5 |
267 Tirza is a fairly sizeable, very dark Main belt asteroid.
It was discovered by Auguste Charlois on May 27, 1887 in Nice. It was his first asteroid discovery.
It was named after Tirzah, a woman in the Bible.
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