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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1365279412564575 6.9102e-08  
a 2.850859666907551 3.3144e-08 AU
q 2.461637665773593 2.073e-07 AU
i 1.168480435469199 7.1108e-06 deg
node 237.7530403913991 0.00036583 deg
peri 140.5132878338032 0.00036711 deg
M 57.07915665742419 2.9542e-05 deg
tp 2456721.735649571945
(2014-Mar-05.23564957)
0.000143 JED
period 1758.175348602434
4.81
3.066e-05
8.394e-08
d
yr
n .2047577337983736 3.5707e-09 deg/d
Q 3.240081668041509 3.7669e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      5588 days (15.30 yr)  
   first obs. used      1999-10-02  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59937  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 18:28:36  

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
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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