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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1364548216295923 7.9866e-08  
a 2.85023709680851 3.7123e-08 AU
q 2.461308502161458 2.4354e-07 AU
i 1.168664523712675 7.478e-06 deg
node 237.7556395919246 0.00038618 deg
peri 140.4168422123246 0.00038756 deg
M 16.20305554706853 3.1465e-05 deg
tp 2456721.393106663766
(2014-Mar-04.89310666)
0.00015312 JED
period 1757.599455134666
4.81
3.4338e-05
9.401e-08
d
yr
n .2048248245345621 4.0016e-09 deg/d
Q 3.239165691455562 4.2188e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      5206 days (14.25 yr)  
   first obs. used      1999-10-02  
   last obs. used      2014-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61271  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 13:21:23  

Additional Information
 Earth MOID = 1.46197 AU 
 T_jup = 3.292 
[ 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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