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JPL Small-Body Database Browser
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66560 (1999 RR135)
Classification: Main-belt Asteroid          SPK-ID: 2066560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1425988886417401 3.8223e-08  
a 2.389041593656172 8.854e-09 au
q 2.04836691748191 9.0914e-08 au
i 2.336608534322129 3.6723e-06 deg
node 87.83058928227372 0.0001009 deg
peri 147.078926964737 0.00010161 deg
M 305.2406863490788 1.3359e-05 deg
tp 2459205.658487497229
(2020-Dec-22.15848750)
5.0392e-05 TDB
period 1348.757874684573
3.69
7.4979e-06
2.053e-08
d
yr
n .2669122507137847 1.4838e-09 deg/d
Q 2.729716269830433 1.0117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1274  
   data-arc span      7455 days (20.41 yr)  
   first obs. used      1999-08-08  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:50:47  

Additional Information
 Earth MOID = 1.03734 au 
 Jupiter MOID = 2.2651 au 
 T_jup = 3.518 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO267911  
diameter diameter 3.268 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.239   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66560 (1999 RR135)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RR135 = 2000 WC164 = 2000 WJ183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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