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192938 (2000 AJ185)
Classification: Jupiter Trojan          SPK-ID: 2192938
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 .1039413194343764 6.8357e-08  
a 5.254846489559727 1.7683e-07 au
q 4.708650812009787 4.9505e-07 au
i 15.91038614678505 6.9785e-06 deg
node 154.4954452618329 1.9025e-05 deg
peri 301.4860625594815 4.271e-05 deg
M 295.1392778954732 4.1081e-05 deg
tp 2459993.216240452000
(2023-Feb-17.71624045)
0.00052063 TDB
period 4399.856142563713
12.05
0.00022209
6.08e-07
d
yr
n .08182085694061689 4.13e-09 deg/d
Q 5.801042167109665 1.9521e-07 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      8051 days (22.04 yr)  
   first obs. used      1998-12-22  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50578  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:11  

Additional Information
 Earth MOID = 3.75742 au 
 Jupiter MOID = .443656 au 
 T_jup = 2.913 
[ 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 12.89   n/a MPCxxxxx  
diameter diameter 15.232 km 0.489 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.076   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

192938 (2000 AJ185)          Discovered 2000-Jan-07 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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