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59854 (1999 RY85)
Classification: Main-belt Asteroid          SPK-ID: 2059854
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194990180341098 4.2915e-08  
a 3.162081519773009 2.8259e-08 au
q 2.784215883216329 1.4017e-07 au
i 5.62002674844353 6.2593e-06 deg
node 34.02064440222704 5.6902e-05 deg
peri 251.8274916529424 6.5551e-05 deg
M 298.662208867625 3.6781e-05 deg
tp 2459350.431993982756
(2021-May-15.93199398)
0.00021175 TDB
period 2053.79938710086
5.62
2.7532e-05
7.538e-08
d
yr
n .1752848901703956 2.3497e-09 deg/d
Q 3.539947156329689 3.1636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      7477 days (20.47 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53762  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:55:48  

Additional Information
 Earth MOID = 1.77467 au 
 Jupiter MOID = 1.63469 au 
 T_jup = 3.186 
[ 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 14.0   n/a MPO468502  
diameter diameter 8.408 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59854 (1999 RY85)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RY85 = 2000 WK14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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