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70064 (1999 JA44)
Classification: Main-belt Asteroid          SPK-ID: 2070064
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903287737231992 3.234e-08  
a 2.247697105829736 8.2142e-09 au
q 1.819895671975978 7.3939e-08 au
i 4.894857743721042 5.7429e-06 deg
node 2.777988560380094 4.4007e-05 deg
peri 278.1415409376623 4.7424e-05 deg
M 55.56652219152143 1.9864e-05 deg
tp 2458810.516527416625
(2019-Nov-23.01652742)
6.7367e-05 TDB
period 1230.849933243634
3.37
6.7472e-06
1.847e-08
d
yr
n .2924808218100962 1.6033e-09 deg/d
Q 2.675498539683493 9.7776e-09 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      9858 days (26.99 yr)  
   first obs. used      1993-11-20  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:14  

Additional Information
 Earth MOID = .811609 au 
 Jupiter MOID = 2.4836 au 
 T_jup = 3.601 
[ 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 16.4   n/a MPO474580  

70064 (1999 JA44)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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