2145 Blaauw
| Discovery | |
|---|---|
| Discovered by | R. M. West |
| Discovery site | La Silla |
| Discovery date | 24 October 1976 |
| Designations | |
| MPC designation | 2145 |
Named after | Adriaan Blaauw |
| 1976 UF | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 39.31 yr (14358 days) |
| Aphelion | 3.5282096 AU (527.81264 Gm) |
| Perihelion | 2.9080216 AU (435.03384 Gm) |
| 3.218116 AU (481.4233 Gm) | |
| Eccentricity | 0.0963589 |
| 5.77 yr (2108.6 d) | |
| 211.9883° | |
| 0° 10m 14.616s / day | |
| Inclination | 15.00876° |
| 264.34647° | |
| 278.72967° | |
| Earth MOID | 1.95748 AU (292.835 Gm) |
| Jupiter MOID | 1.72468 AU (258.008 Gm) |
| Jupiter Tisserand parameter | 3.129 |
| Physical characteristics | |
Mean radius | 17.10 ± 0.95 km |
| 12.141 h (0.5059 d) | |
| 0.0869 ± 0.010 | |
| 10.9 | |
|
| |
2145 Blaauw (1976 UF) is an outer main-belt asteroid discovered on October 24, 1976 by Richard Martin West at La Silla. Photometric measurements made from the Oakley Southern Sky Observatory during 2012 gave a light curve with a period of 12.141 ± 0.003 hours and a variation in brightness of 0.18 ± 0.03 in magnitude.[2]
References
- ↑ "2145 Blaauw (1976 UF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 15 April 2016.
- ↑ Moravec, Patricia; Cochren, Joseph; Gerhardt, Michael; et al. (October 2012), "Asteroid Lightcurve Analysis at the Oakley Southern Sky Observatory: 2012 January-April", The Minor Planet Bulletin, 39 (4): 213–216, Bibcode:2012MPBu...39..213M.
External links
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