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59630 (1999 JK77)
Classification: Main-belt Asteroid          SPK-ID: 2059630
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086500087277543 3.4554e-08  
a 2.646931750876824 1.4295e-08 au
q 2.094649417954605 9.0592e-08 au
i 13.94823691888738 5.5895e-06 deg
node 145.3969388530795 2.0371e-05 deg
peri 143.4570777299207 2.5662e-05 deg
M 280.5581401820664 1.7153e-05 deg
tp 2459347.603860744402
(2021-May-13.10386074)
7.6212e-05 TDB
period 1572.941395812794
4.31
1.2742e-05
3.489e-08
d
yr
n .2288705739186014 1.854e-09 deg/d
Q 3.199214083799044 1.7278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      9569 days (26.20 yr)  
   first obs. used      1994-02-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:47:41  

Additional Information
 Earth MOID = 1.09534 au 
 Jupiter MOID = 2.10955 au 
 T_jup = 3.320 
[ 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 15.0   n/a MPO468499  

59630 (1999 JK77)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/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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