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JPL Small-Body Database Browser
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59587 (1999 JJ56)
Classification: Main-belt Asteroid          SPK-ID: 2059587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026483441992912 3.6968e-08  
a 2.773532452467668 1.4935e-08 au
q 2.211480693392096 1.0284e-07 au
i 12.32237325170308 3.9349e-06 deg
node 210.7202085366737 2.0981e-05 deg
peri 112.9018094076786 2.3118e-05 deg
M 136.1817801769981 1.0065e-05 deg
tp 2458362.288227667209
(2018-Aug-31.78822767)
4.6329e-05 TDB
period 1687.129054570928
4.62
1.3627e-05
3.731e-08
d
yr
n .2133802384735503 1.7235e-09 deg/d
Q 3.335584211543241 1.7962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      922  
   data-arc span      9423 days (25.80 yr)  
   first obs. used      1994-04-13  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:50:12  

Additional Information
 Earth MOID = 1.23481 au 
 Jupiter MOID = 2.20295 au 
 T_jup = 3.273 
[ 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 14.5   n/a MPO449383  

59587 (1999 JJ56)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JJ56 = 2000 SK259 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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