2145 Blaauw

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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[edit]

  1. ^ "2145 Blaauw (1976 UF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 15 April 2016. 
  2. ^ 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[edit]