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Discovery and designation
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| Discovered by | T. Kagawa & T. Urata | |||||||||
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Designations
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| Alternate name(s) | 1974 HC1, 1980 BD | |||||||||
| Epoch October 27, 2007 | ||||||||||
| Ap | 2.8071675 AU | |||||||||
| Peri | 1.5349077 AU | |||||||||
| Semi-major axis | 2.1710376 AU | |||||||||
| Eccentricity | 0.2930073 | |||||||||
| Orbital period | 1168.4212730 d | |||||||||
| Mean anomaly | 125.21771° | |||||||||
| Inclination | 2.59586° | |||||||||
| Longitude of ascending node | 43.11005° | |||||||||
| Argument of peri | 234.69579° | |||||||||
| Sidereal rotation period |
5.7408 h[1] | |||||||||
| Surface temp. Kelvin Celsius |
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| Absolute magnitude (H) | 14.4 | |||||||||
9992 1997 TG19 is a Mars crossing asteroid. It orbits the Sun once every 3.20 years.[2]
It was discovered on October 8, 1997 by Tetsuo Kagawa and Takeshi Urata at the Gekko Observatory, and given the provisional designation 1997 TG19.[3]
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