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359368 (2009 WC57)
Classification: Jupiter Trojan          SPK-ID: 2359368
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06169907039122668 1.4677e-07  
a 5.236703317001992 3.8123e-07 au
q 4.913603590428316 1.0795e-06 au
i 8.598475890527347 7.0544e-06 deg
node 78.23300964133136 6.1409e-05 deg
peri 304.7602296784818 8.975e-05 deg
M 314.2756024787707 6.6848e-05 deg
tp 2459156.443776199726
(2020-Nov-02.94377620)
0.00081854 TDB
period 4377.08904396124
11.98
0.00047798
1.309e-06
d
yr
n .08224644195819285 8.9813e-09 deg/d
Q 5.559803043575668 4.0475e-07 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      3970 days (10.87 yr)  
   first obs. used      2008-10-07  
   last obs. used      2019-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48949  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:44:37  

Additional Information
 Earth MOID = 3.92611 au 
 Jupiter MOID = .0543694 au 
 T_jup = 2.974 
[ 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 13.7   n/a MPO455594  
diameter diameter 12.764 km 0.907 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.043   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

359368 (2009 WC57)          Discovered 2009-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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