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344107 (1999 TA242)
Classification: Main-belt Asteroid          SPK-ID: 2344107
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1155239661555372 6.1485e-08  
a 2.646717946229223 3.0034e-08 au
q 2.340958591785785 1.6634e-07 au
i 14.83646756515161 6.6551e-06 deg
node 72.90069355014302 2.0236e-05 deg
peri 314.6948258096531 3.0691e-05 deg
M 290.831366039705 2.6183e-05 deg
tp 2459302.680627025844
(2021-Mar-29.18062703)
0.00011785 TDB
period 1572.750819276698
4.31
2.6771e-05
7.33e-08
d
yr
n .2288983070856467 3.8962e-09 deg/d
Q 2.95247730067266 3.3504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      1999-10-04  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:00:12  

Additional Information
 Earth MOID = 1.37138 au 
 Jupiter MOID = 2.47775 au 
 T_jup = 3.336 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457529.5 (2016-May-21.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176953127618035 6.173e-08  
q 2.333813002696533 1.6744e-07 au
tp 2457731.185881931384
(2016-Dec-08.68588193)
9.9485e-05 TDB
node 72.92386680280332 2.0222e-05 deg
peri 314.8349618276529 3.0324e-05 deg
i 14.84668038358012 6.663e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      1999-10-04  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:00:12  

Additional Information
 Jupiter MOID = 2.47775 au 
 T_jup = 3.336 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.810636054593049E-15 -1.021181528317837E-14 7.083646900792743E-13 -2.532928268666451E-14 1.990323256112565E-13 -1.000700040979675E-14
q -1.021181528317837E-14 2.803762668468066E-14 -5.036519762841103E-13 7.151654311337007E-14 -2.435765400334351E-13 2.895509398097854E-14
tp 7.083646900792743E-13 -5.036519762841103E-13 9.89726719201828E-9 5.895698179315149E-12 2.271098397477294E-9 5.826399497631253E-13
node -2.532928268666451E-14 7.151654311337007E-14 5.895698179315149E-12 4.089409081809553E-10 -3.938507982934705E-10 -5.022631574075473E-11
peri 1.990323256112565E-13 -2.435765400334351E-13 2.271098397477294E-9 -3.938507982934705E-10 9.195500084718925E-10 4.854085109399244E-11
i -1.000700040979675E-14 2.895509398097854E-14 5.826399497631253E-13 -5.022631574075473E-11 4.854085109399244E-11 4.439513188014554E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437458  

344107 (1999 TA242)          Discovered 1999-Oct-04 by CSS at Catalina
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 1999 TA242 = 2012 UJ67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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