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70101 (1999 JD122)
Classification: Main-belt Asteroid          SPK-ID: 2070101
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257230504774376 2.9771e-08  
a 2.283916365064034 8.4941e-09 au
q 1.996775432612842 6.7387e-08 au
i 5.182385592379723 3.4861e-06 deg
node 81.92920517020306 4.2092e-05 deg
peri 167.0650512329549 4.4981e-05 deg
M 30.96814759919357 1.5718e-05 deg
tp 2458892.049527392404
(2020-Feb-12.54952739)		 5.5021e-05 TDB
period 1260.720229186428
3.45		 7.0331e-06
1.926e-08		 d
yr
n .2855510617389843 1.593e-09 deg/d
Q 2.571057297515225 9.562e-09 au
   Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      7756 days (21.23 yr)  
   first obs. used      1999-05-13  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:25:43  

Additional Information
 Earth MOID = .983059 au 
 Jupiter MOID = 2.4516 au 
 T_jup = 3.587 
[ 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 15.7   n/a MPO366055  
diameter diameter 2.053 km 0.465 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.318   0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70101 (1999 JD122)          Discovered 1999-May-13 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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