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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796672448107781 3.0942e-08  
a 2.788837190024093 1.2543e-08 au
q 2.287774495866632 8.7003e-08 au
i 7.78789176701788 6.2162e-06 deg
node 21.5017803733099 2.6181e-05 deg
peri 97.44208539408261 3.2462e-05 deg
M 37.4303659815802 1.7228e-05 deg
tp 2459023.629769616923
(2020-Jun-23.12976962)
8.1254e-05 TDB
period 1701.113020621864
4.66
1.1477e-05
3.142e-08
d
yr
n .2116261504296742 1.4277e-09 deg/d
Q 3.289899884181554 1.4797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      10264 days (28.10 yr)  
   first obs. used      1993-03-26  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51142  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:01:41  

Additional Information
 Earth MOID = 1.31925 au 
 Jupiter MOID = 1.8504 au 
 T_jup = 3.293 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457542.5 (2016-Jun-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1795605872445707 3.1039e-08  
q 2.289072868707642 8.7458e-08 au
tp 2457325.235977695781
(2015-Oct-29.73597770)
8.0711e-05 TDB
node 21.51649713214573 2.6172e-05 deg
peri 97.97907255287224 3.2428e-05 deg
i 7.788876550344799 6.2161e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      10264 days (28.10 yr)  
   first obs. used      1993-03-26  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51142  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:01:41  

Additional Information
 Jupiter MOID = 1.8504 au 
 T_jup = 3.293 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.634100210300739E-16 -2.695718983704784E-15 2.912830708047733E-13 -2.244722677933224E-15 4.930087364772878E-14 -6.082955431102894E-16
q -2.695718983704784E-15 7.64882131498582E-15 -8.688718094537825E-13 6.776616350216351E-15 -1.475783669631701E-13 2.819619711039263E-15
tp 2.912830708047733E-13 -8.688718094537825E-13 6.514305787535748E-9 -2.074028749475915E-11 1.551703363275463E-9 -1.785308725790829E-12
node -2.244722677933224E-15 6.776616350216351E-15 -2.074028749475915E-11 6.8498517163071E-10 -6.831318560083118E-10 -4.801037451361324E-12
peri 4.930087364772878E-14 -1.475783669631701E-13 1.551703363275463E-9 -6.831318560083118E-10 1.051543761984646E-9 4.527858077424519E-12
i -6.082955431102894E-16 2.819619711039263E-15 -1.785308725790829E-12 -4.801037451361324E-12 4.527858077424519E-12 3.863931248877332E-11

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 14.90   n/a MPCxxxxx  
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

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