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447161 (2005 JJ131)
Classification: Main-belt Asteroid          SPK-ID: 2447161
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02696916045087444 8.4221e-08  
a 2.708140803301781 3.7432e-08 au
q 2.635104519453975 2.2314e-07 au
i 10.40412383651728 7.7281e-06 deg
node 96.25830399521794 4.449e-05 deg
peri 63.52043843913158 0.00016349 deg
M 206.8878235957135 0.00016171 deg
tp 2459692.828989479485
(2022-Apr-23.32898948)
0.00073528 TDB
period 1627.815906388206
4.46
3.375e-05
9.24e-08
d
yr
n .2211552292782094 4.5853e-09 deg/d
Q 2.781177087149586 3.8442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5233 days (14.33 yr)  
   first obs. used      2005-04-30  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5809  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:48:54  

Additional Information
 Earth MOID = 1.66433 au 
 Jupiter MOID = 2.26086 au 
 T_jup = 3.340 
[ 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 16.9   n/a MPO440856  

447161 (2005 JJ131)          Discovered 2005-Apr-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2005 JJ131 = 2013 AE42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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