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392224 (2009 US106)
Classification: Jupiter Trojan          SPK-ID: 2392224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05639492773292636 1.6073e-07  
a 5.192844784563539 3.6153e-07 au
q 4.899994678209775 1.1247e-06 au
i 6.707495143259301 8.7121e-06 deg
node 73.91250980230508 9.194e-05 deg
peri 336.5766577496916 0.00013488 deg
M 324.9305100972989 0.00010884 deg
tp 2459421.549724477010
(2021-Jul-26.04972448)
0.001331 TDB
period 4322.215727467679
11.83
0.00045137
1.236e-06
d
yr
n .08329061358788738 8.6981e-09 deg/d
Q 5.485694890917304 3.8192e-07 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      3987 days (10.92 yr)  
   first obs. used      2008-10-07  
   last obs. used      2019-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:40  

Additional Information
 Earth MOID = 3.9121 au 
 Jupiter MOID = .12156 au 
 T_jup = 2.983 
[ 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 13.6   n/a MPO494987  
diameter diameter 11.678 km 0.990 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.052   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

392224 (2009 US106)          Discovered 2008-Oct-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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