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59311 (1999 CJ87)
Classification: Main-belt Asteroid          SPK-ID: 2059311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257463796187591 4.2107e-08  
a 2.424792749587747 1.0678e-08 au
q 2.119883840001272 1.0037e-07 au
i 2.239443140793433 5.2103e-06 deg
node 46.21126746125434 0.00012321 deg
peri 73.97236734323396 0.00012545 deg
M 137.9535376178915 2.1864e-05 deg
tp 2458072.005216378769
(2017-Nov-14.50521638)
8.387e-05 TDB
period 1379.146380650468
3.78
9.1104e-06
2.494e-08
d
yr
n .2610310298100537 1.7243e-09 deg/d
Q 2.729701659174223 1.2021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      9545 days (26.13 yr)  
   first obs. used      1992-04-24  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55917  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:31:20  

Additional Information
 Earth MOID = 1.13749 au 
 Jupiter MOID = 2.33774 au 
 T_jup = 3.499 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO296569  
diameter diameter 2.020 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59311 (1999 CJ87)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CJ87 = 2001 RB88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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