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117286 (2004 TJ208)
Classification: Main-belt Asteroid          SPK-ID: 2117286
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 .186278691387757 8.7922e-08  
a 2.77838246544556 1.7436e-08 au
q 2.260829015607671 2.4101e-07 au
i 9.76526941190656 6.7558e-06 deg
node 35.8983497751436 2.6958e-05 deg
peri 356.166326115803 2.9919e-05 deg
M 135.3194664747374 1.2004e-05 deg
tp 2458364.665268204272
(2018-Sep-03.16526820)
5.5332e-05 TDB
period 1691.556354821981
4.63
1.5923e-05
4.359e-08
d
yr
n .2128217596616142 2.0034e-09 deg/d
Q 3.29593591528345 2.0684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1999-09-11  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:11:13  

Additional Information
 Earth MOID = 1.26704 au 
 Jupiter MOID = 2.14666 au 
 T_jup = 3.288 
[ 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 15.4   n/a MPO453643  

117286 (2004 TJ208)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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