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102239 (1999 TK22)
Classification: Main-belt Asteroid          SPK-ID: 2102239
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07612856450070972 4.7474e-08  
a 2.710077624694253 1.7533e-08 au
q 2.503763305440787 1.3033e-07 au
i 13.84416101033642 5.3087e-06 deg
node 19.33829665477154 1.8979e-05 deg
peri 205.2478490403025 3.594e-05 deg
M 7.815465011590524 3.0345e-05 deg
tp 2458965.122809102051
(2020-Apr-25.62280910)		 0.00013737 TDB
period 1629.562502598892
4.46		 1.5814e-05
4.33e-08		 d
yr
n .2209181908799801 2.1439e-09 deg/d
Q 2.91639194394772 1.8868e-08 au
   Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      9950 days (27.24 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59902  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:55:58  

Additional Information
 Earth MOID = 1.50285 au 
 Jupiter MOID = 2.06336 au 
 T_jup = 3.317 
[ 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 15.09   n/a E2021B55  

102239 (1999 TK22)          Discovered 1999-Oct-03 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 TK22 = 2002 GD19 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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