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85297 (1994 TJ8)
Classification: Main-belt Asteroid          SPK-ID: 2085297
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1911079812456096 3.5982e-08  
a 2.22521512895713 7.0621e-09 au
q 1.799958757824944 8.2736e-08 au
i 1.698483788186343 3.6584e-06 deg
node 148.9542272648002 0.00013396 deg
peri 191.2492693735914 0.00013434 deg
M 282.5920719478985 1.011e-05 deg
tp 2459261.199005897767
(2021-Feb-15.69900590)
3.4337e-05 TDB
period 1212.429327135935
3.32
5.7718e-06
1.58e-08
d
yr
n .2969245233043077 1.4135e-09 deg/d
Q 2.650471500089316 8.4117e-09 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      9419 days (25.79 yr)  
   first obs. used      1994-10-04  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60886  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:24  

Additional Information
 Earth MOID = .791346 au 
 Jupiter MOID = 2.73808 au 
 T_jup = 3.622 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO422236  

85297 (1994 TJ8)          Discovered 1994-Oct-06 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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