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102230 (1999 TA18)
Classification: Main-belt Asteroid          SPK-ID: 2102230
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ 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 .1365279306927064 7.52e-08  
a 2.850859671594739 3.5667e-08 AU
q 2.461637699936621 2.2842e-07 AU
i 1.168480482216203 7.2305e-06 deg
node 237.7530383482336 0.00037459 deg
peri 140.5132905196158 0.00037582 deg
M 57.07915468050718 3.0059e-05 deg
tp 2456721.735658539365
(2014-Mar-05.23565854)
0.0001452 JED
period 1758.175352938441
4.81
3.2995e-05
9.034e-08
d
yr
n .2047577332934007 3.8426e-09 deg/d
Q 3.240081643252857 4.0537e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      5566 days (15.24 yr)  
   first obs. used      1999-10-02  
   last obs. used      2014-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61542  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 06:33:53  

Additional Information
 Earth MOID = 1.46361 AU 
 T_jup = 3.291 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO270556  

102230 (1999 TA18)          Discovered 1999-Oct-10 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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