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59846 (1999 RA64)
Classification: Main-belt Asteroid          SPK-ID: 2059846
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09583219014481445 4.8464e-08  
a 2.935420481386474 1.9015e-08 au
q 2.654112707659263 1.4244e-07 au
i 2.473367803625971 3.673e-06 deg
node 40.56934430241145 0.00012119 deg
peri 286.1925275006997 0.00012292 deg
M 53.24222090634808 1.9363e-05 deg
tp 2458728.820062095717
(2019-Sep-02.32006210)
9.9163e-05 TDB
period 1836.977796579491
5.03
1.785e-05
4.887e-08
d
yr
n .1959740616736528 1.9043e-09 deg/d
Q 3.216728255113686 2.0838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      754  
   data-arc span      8309 days (22.75 yr)  
   first obs. used      1997-01-31  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54188  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:23:30  

Additional Information
 Earth MOID = 1.64384 au 
 Jupiter MOID = 2.07194 au 
 T_jup = 3.266 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456959.5 (2014-Oct-29.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09919222940797862 4.8371e-08  
q 2.64429081881696 1.4289e-07 au
tp 2456892.415978422526
(2014-Aug-22.91597842)
9.8887e-05 TDB
node 40.60060783777361 0.00012097 deg
peri 286.4344966308101 0.00012256 deg
i 2.478011507224541 3.6759e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      754  
   data-arc span      8309 days (22.75 yr)  
   first obs. used      1997-01-31  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54188  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:23:30  

Additional Information
 Jupiter MOID = 2.07194 au 
 T_jup = 3.266 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.339765388549317E-15 -6.861486100680895E-15 -6.977097100879461E-13 -1.193549568196012E-14 -1.656279971129747E-13 -1.442307439466849E-15
q -6.861486100680895E-15 2.041780752889119E-14 1.514436375835059E-12 3.322120156967647E-14 3.827381522896462E-13 4.374579379778459E-15
tp -6.977097100879461E-13 1.514436375835059E-12 9.778589383585735E-9 2.61403680597023E-11 1.993131451985593E-9 -1.907508861260162E-13
node -1.193549568196012E-14 3.322120156967647E-14 2.61403680597023E-11 1.463393417665596E-8 -1.461433194704741E-8 -5.422629304744916E-11
peri -1.656279971129747E-13 3.827381522896462E-13 1.993131451985593E-9 -1.461433194704741E-8 1.502154911403415E-8 5.416545397004283E-11
i -1.442307439466849E-15 4.374579379778459E-15 -1.907508861260162E-13 -5.422629304744916E-11 5.416545397004283E-11 1.351256260917183E-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 15.0   n/a MPO493292  

59846 (1999 RA64)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RA64 = 2002 CA158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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