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85068 (1021 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1618439249215728 4.6864e-08  
a 2.361579454596141 7.8775e-09 au
q 1.979372166650154 1.1426e-07 au
i 2.589971676214156 4.0478e-06 deg
node 187.1275592027113 6.9624e-05 deg
peri 167.647090923386 7.0305e-05 deg
M 61.87100769762294 8.9734e-06 deg
tp 2459168.682564720611
(2020-Nov-15.18256472)
3.2926e-05 TDB
period 1325.568788234414
3.63
6.6325e-06
1.816e-08
d
yr
n .271581530279919 1.3589e-09 deg/d
Q 2.743786742542127 9.1524e-09 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      17282 days (47.32 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51401  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:31  

Additional Information
 Earth MOID = .973849 au 
 Jupiter MOID = 2.69483 au 
 T_jup = 3.532 
[ 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 16.17   n/a MPCxxxxx  

85068 (1021 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1021 T-2 = 1994 JJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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