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295431 (2008 KG36)
Classification: Jupiter Trojan          SPK-ID: 2295431
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0606493055493942 6.4532e-08  
a 5.263083271666011 1.6884e-07 au
q 4.943880926190834 4.5576e-07 au
i 13.60432042953316 6.65e-06 deg
node 190.0045509550836 2.7126e-05 deg
peri 122.1519255800059 7.2954e-05 deg
M 315.4374494852401 6.8933e-05 deg
tp 2459746.416634401920
(2022-Jun-15.91663440)
0.00084767 TDB
period 4410.20511874869
12.07
0.00021222
5.81e-07
d
yr
n .08162885632452012 3.928e-09 deg/d
Q 5.582285617141189 1.7908e-07 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1996-05-17  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50066  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:28  

Additional Information
 Earth MOID = 3.95242 au 
 Jupiter MOID = .0718628 au 
 T_jup = 2.940 
[ 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 13.72   n/a E2021B55  
diameter diameter 12.946 km 1.929 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.038   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

295431 (2008 KG36)          Discovered 2008-May-29 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 KG36 = 2007 EL118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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