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312638 (2010 AP111)
Classification: Jupiter Trojan          SPK-ID: 2312638
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08303181461709751 9.8005e-08  
a 5.204110766934786 2.8079e-07 au
q 4.772004006487816 7.2006e-07 au
i 15.47673309962846 7.2763e-06 deg
node 122.5398843674319 3.0351e-05 deg
peri 300.457936107201 6.6493e-05 deg
M 261.2862572546633 6.6416e-05 deg
tp 2459789.531450969256
(2022-Jul-29.03145097)
0.0008478 TDB
period 4336.289056056013
11.87
0.00035095
9.608e-07
d
yr
n .08302029577507709 6.719e-09 deg/d
Q 5.636217527381755 3.041e-07 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5987 days (16.39 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50735  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:10  

Additional Information
 Earth MOID = 3.81708 au 
 Jupiter MOID = .272285 au 
 T_jup = 2.921 
[ 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 13.1   n/a MPO455304  
diameter diameter 12.427 km 0.849 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.060   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

312638 (2010 AP111)          Discovered 2004-May-14 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2010 AP111 = 2004 JK39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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