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187724 (2008 FC38)
Classification: Jupiter Trojan          SPK-ID: 2187724
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325057883303475 6.7684e-08  
a 5.218801021595918 1.5944e-07 au
q 4.527279678090128 4.4713e-07 au
i 8.258639871377719 6.7579e-06 deg
node 57.10930697391789 4.0613e-05 deg
peri 209.0753326650238 4.9511e-05 deg
M 329.9509888759864 2.9686e-05 deg
tp 2459563.981422212802
(2021-Dec-15.48142221)
0.00036015 TDB
period 4354.662835877391
11.92
0.00019956
5.464e-07
d
yr
n .0826700053639092 3.7886e-09 deg/d
Q 5.910322365101708 1.8057e-07 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2001-10-17  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56617  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:35  

Additional Information
 Earth MOID = 3.51285 au 
 Jupiter MOID = .539927 au 
 T_jup = 2.962 
[ 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 13.13   n/a E2021B55  
diameter diameter 14.833 km 0.896 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.056   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

187724 (2008 FC38)          Discovered 2008-Mar-28 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2008 FC38 = 2007 FH39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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