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312071 (2007 TJ22)
Classification: Main-belt Asteroid          SPK-ID: 2312071
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744705021716239 5.5661e-08  
a 2.385006848725717 1.2516e-08 au
q 1.968893506145779 1.3236e-07 au
i 6.742652690901079 6.0936e-06 deg
node 58.87277556042699 5.2354e-05 deg
peri 344.5812301213915 5.4701e-05 deg
M 152.4954968823461 1.5085e-05 deg
tp 2458430.614783242452
(2018-Nov-08.11478324)
5.5135e-05 TDB
period 1345.342532907723
3.68
1.059e-05
2.899e-08
d
yr
n .2675898451095001 2.1064e-09 deg/d
Q 2.801120191305655 1.47e-08 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      7035 days (19.26 yr)  
   first obs. used      2001-01-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:25:50  

Additional Information
 Earth MOID = .979011 au 
 Jupiter MOID = 2.59414 au 
 T_jup = 3.506 
[ 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 16.7   n/a MPO471268  

312071 (2007 TJ22)          Discovered 2007-Oct-08 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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