2015 TB145
2015 TB145 is a sub-kilometer asteroid, classified as near-Earth object and potentially hazardous asteroid of the Apollo group, approximately 650 meters (2,000 feet) in diameter. It safely passed 1.27 lunar distances from Earth on 31 October 2015 at 17:01 UTC, and passed by Earth again in November 2018.
Radar image of 2015 TB145 taken by the Arecibo Observatory on 30 October 2015. | |
| Discovery | |
|---|---|
| Discovered by | Pan-STARRS |
| Discovery date | 10 October 2015 |
| Designations | |
MPC designation | 2015 TB145 |
Minor planet category |
|
| Orbital characteristics | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 3.11 yr (1,137 d) |
| Aphelion | 3.9073 AU |
| Perihelion | 0.2941 AU |
Semi-major axis | 2.1007 AU |
| Eccentricity | 0.86002 |
Orbital period (sidereal) | 3.04 yr (1,112.1 d) |
Mean anomaly | 121.744° |
Mean motion | 0° 19m 25.364s / day |
| Inclination | 39.6899° |
Longitude of ascending node | 37.698° |
| 121.744° | |
| Earth MOID | 0.00295731 AU (442,407 km) |
| Jupiter MOID | 2.41052 AU |
| TJupiter | 2.97 |
| Physical characteristics | |
| Dimensions |
|
Synodic rotation period | |
| 0.06 | |
| 20.0 | |
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