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163102 (2002 AQ125)
Classification: Jupiter Trojan          SPK-ID: 2163102
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 .05036193380094217 5.9067e-08  
a 5.157052905831281 1.5787e-07 au
q 4.897333748779849 3.5953e-07 au
i 6.264358290490281 6.8556e-06 deg
node 143.7917857074589 5.8526e-05 deg
peri 324.3371580129078 0.00010311 deg
M 233.3817294943267 8.9739e-05 deg
tp 2460505.008630862064
(2024-Jul-13.50863086)
0.001106 TDB
period 4277.606264461455
11.71
0.00019642
5.378e-07
d
yr
n .08415921843739949 3.8645e-09 deg/d
Q 5.416772062882713 1.6582e-07 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      6774 days (18.55 yr)  
   first obs. used      2002-01-11  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:29:31  

Additional Information
 Earth MOID = 3.91642 au 
 Jupiter MOID = .321912 au 
 T_jup = 2.986 
[ 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 12.7   n/a MPO417866  
rotation period rot_per 6.08 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

163102 (2002 AQ125)          Discovered 2002-Jan-11 by LINEAR at Socorro
Reference: 20070926/Numbers.arcLast Updated: 2007-09-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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