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70059 (1999 JD21)
Classification: Main-belt Asteroid          SPK-ID: 2070059
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1206211937271332 2.9362e-08  
a 2.194685983313538 7.0286e-09 au
q 1.929960340150052 6.3804e-08 au
i 2.397628542510164 3.8819e-06 deg
node 36.41966932393468 0.00010359 deg
peri 202.9434165834178 0.00010572 deg
M 156.722622648551 2.1831e-05 deg
tp 2458483.505168092194
(2018-Dec-31.00516809)
7.1291e-05 TDB
period 1187.563967099876
3.25
5.7049e-06
1.562e-08
d
yr
n .3031415654005973 1.4562e-09 deg/d
Q 2.459411626477024 7.8764e-09 au
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      7858 days (21.51 yr)  
   first obs. used      1999-04-09  
   last obs. used      2020-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:02:19  

Additional Information
 Earth MOID = .917947 au 
 Jupiter MOID = 2.53992 au 
 T_jup = 3.659 
[ 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 16.1   n/a MPO324915  

70059 (1999 JD21)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JD21 = 2000 VO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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