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101810 (1999 JA6)
Classification: Outer Main-belt Asteroid          SPK-ID: 2101810
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .164866113470873 7.3126e-08  
a 3.22778841534169 5.5703e-08 AU
q 2.695635484197998 2.2912e-07 AU
i 26.28027570711729 1.073e-05 deg
node 117.7647292341542 1.7342e-05 deg
peri 117.5876866227222 4.0728e-05 deg
M 250.4007581070736 3.842e-05 deg
tp 2457645.353504005348
(2016-Sep-13.85350401)
0.00023711 JED
period 2118.146598757709
5.80
5.483e-05
1.501e-07
d
yr
n .1699599075017469 4.3996e-09 deg/d
Q 3.759941346485382 6.4887e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      8445 days (23.12 yr)  
   first obs. used      1992-01-09  
   last obs. used      2015-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47717  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 18:27:40  

Additional Information
 Earth MOID = 1.77618 AU 
 T_jup = 3.005 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO253942  

101810 (1999 JA6)          Discovered 1999-May-08 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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