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85807 (1998 WR10)
Classification: Jupiter Trojan          SPK-ID: 2085807
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 .08754307872354383 6.637e-08  
a 5.180951387471168 1.2907e-07 au
q 4.727394952294926 4.0813e-07 au
i 26.47940246236161 6.963e-06 deg
node 237.8431710531335 1.7517e-05 deg
peri 205.3877515779726 6.2961e-05 deg
M 243.3637036960051 6.6574e-05 deg
tp 2459996.045249206421
(2023-Feb-20.54524921)
0.00082946 TDB
period 4307.375196524514
11.79
0.00016096
4.407e-07
d
yr
n .0835775811427973 3.1233e-09 deg/d
Q 5.634507822647411 1.4037e-07 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      7659 days (20.97 yr)  
   first obs. used      1998-11-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:14:40  

Additional Information
 Earth MOID = 3.75642 au 
 Jupiter MOID = .212777 au 
 T_jup = 2.784 
[ 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 11.9   n/a MPO253867  
diameter diameter 22.309 km 0.439 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

85807 (1998 WR10)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 WR10 = 2004 HE16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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