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118784 (2000 RX85)
Classification: Main-belt Asteroid          SPK-ID: 2118784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1797153224357529 4.3445e-08  
a 2.789094585446959 1.6908e-08 au
q 2.287851552719546 1.2834e-07 au
i 7.78748732349036 6.2969e-06 deg
node 21.5073916427083 3.2541e-05 deg
peri 97.47692195026718 3.8083e-05 deg
M 355.0781254425879 1.727e-05 deg
tp 2459023.760622370861
(2020-Jun-23.26062237)
8.1631e-05 TDB
period 1701.34853211554
4.66
1.5471e-05
4.236e-08
d
yr
n .2115968557908346 1.9241e-09 deg/d
Q 3.290337618174372 1.9947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      9802 days (26.84 yr)  
   first obs. used      1993-03-26  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5271  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:02:25  

Additional Information
 Earth MOID = 1.31941 au 
 Jupiter MOID = 1.85032 au 
 T_jup = 3.293 
[ 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 14.8   n/a MPO453658  
diameter diameter 7.224 km 1.843 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.042   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

118784 (2000 RX85)          Discovered 2000-Sep-02 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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