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JPL Small-Body Database Browser
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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 ]

[ 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 .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 
[ 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 14.2   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

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