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59965 (1999 RJ236)
Classification: Main-belt Asteroid          SPK-ID: 2059965
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09726543356881019 4.7791e-08  
a 3.125265446381434 2.5698e-08 au
q 2.821285147721523 1.5119e-07 au
i 10.72045638948256 5.0854e-06 deg
node 66.0369758120508 2.6741e-05 deg
peri 304.1193056037641 3.6435e-05 deg
M 265.9507321595512 2.7204e-05 deg
tp 2459527.707658670437
(2021-Nov-09.20765867)
0.00015599 TDB
period 2018.035456090284
5.53
2.489e-05
6.815e-08
d
yr
n .1783913156300332 2.2003e-09 deg/d
Q 3.429245745041345 2.8197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7234 days (19.81 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55083  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:57:53  

Additional Information
 Earth MOID = 1.83966 au 
 Jupiter MOID = 2.06373 au 
 T_jup = 3.181 
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Orbital Elements at Epoch 2456975.5 (2014-Nov-14.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .098728909618674 4.7741e-08  
q 2.813644615524263 1.5048e-07 au
tp 2457519.912568909578
(2016-May-11.41256891)
0.00014174 TDB
node 66.05240293305509 2.6726e-05 deg
peri 305.4715289338153 3.6159e-05 deg
i 10.72752324908067 5.0897e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7234 days (19.81 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55083  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:57:53  

Additional Information
 Jupiter MOID = 2.06373 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.279182777917542E-15 -7.095501375400195E-15 4.605770359797304E-13 4.090884697323927E-15 8.186175309061525E-14 -2.474952781149892E-16
q -7.095501375400195E-15 2.264462134233067E-14 -1.156733382499668E-13 -1.122887516805459E-14 -5.942161806693427E-14 1.704804435626052E-15
tp 4.605770359797304E-13 -1.156733382499668E-13 2.008908986576917E-8 -1.407603797134497E-11 3.483642348786529E-9 7.81213067663817E-12
node 4.090884697323927E-15 -1.122887516805459E-14 -1.407603797134497E-11 7.142558923846571E-10 -7.038792199953951E-10 -2.894895944230202E-11
peri 8.186175309061525E-14 -5.942161806693427E-14 3.483642348786529E-9 -7.038792199953951E-10 1.307439526888551E-9 2.969801881960092E-11
i -2.474952781149892E-16 1.704804435626052E-15 7.81213067663817E-12 -2.894895944230202E-11 2.969801881960092E-11 2.590465075922717E-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 14.2   n/a MPO436201  
diameter diameter 5.038 km 0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59965 (1999 RJ236)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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