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52511 (1996 GH12)
Classification: Jupiter Trojan          SPK-ID: 2052511
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06657679349602122 5.9279e-08  
a 5.242373813339551 9.073e-08 au
q 4.893353374539894 3.2329e-07 au
i 9.404546458680526 4.4354e-06 deg
node 123.2841193649485 3.9318e-05 deg
peri 100.9112391217852 5.5077e-05 deg
M 6.005686001652619 3.6016e-05 deg
tp 2458927.360745977902
(2020-Mar-18.86074598)
0.00043936 TDB
period 4384.200479463936
12.00
0.00011382
3.116e-07
d
yr
n .08211303330818892 2.1317e-09 deg/d
Q 5.591394252139208 9.6771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      874  
   data-arc span      10829 days (29.65 yr)  
   first obs. used      1990-10-25  
   last obs. used      2020-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49419  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:04:18  

Additional Information
 Earth MOID = 3.90031 au 
 Jupiter MOID = .0294762 au 
 T_jup = 2.969 
[ 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 12.1   n/a MPO436151  
diameter diameter 21.583 km 0.799 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.060   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

52511 (1996 GH12)          Discovered 1996-Apr-15 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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