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JPL Small-Body Database Browser
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56951 (2000 SK2)
Classification: Jupiter Trojan          SPK-ID: 2056951
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02376158776892076 5.8494e-08  
a 5.135660577215353 1.19e-07 au
q 5.013629127658463 3.6557e-07 au
i 13.40231000810222 6.4332e-06 deg
node 61.74881514114455 2.7077e-05 deg
peri 207.4055441908438 0.00019448 deg
M 287.700893982345 0.00019779 deg
tp 2459454.235464784330
(2021-Aug-27.73546478)
0.002343 TDB
period 4251.017533291585
11.64
0.00014775
4.045e-07
d
yr
n .08468560695896497 2.9434e-09 deg/d
Q 5.257692026772242 1.2183e-07 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      12844 days (35.16 yr)  
   first obs. used      1984-03-07  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57712  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:10:28  

Additional Information
 Earth MOID = 4.00284 au 
 Jupiter MOID = .214573 au 
 T_jup = 2.945 
[ 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 MPO319753  
diameter diameter 17.876 km 0.817 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.096   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

56951 (2000 SK2)          Discovered 2000-Sep-20 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SK2 = 2001 UC20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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