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JPL Small-Body Database Browser
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66330 (1999 JS59)
Classification: Main-belt Asteroid          SPK-ID: 2066330
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1353146956580248 8.4862e-08  
a 2.529992703663854 1.2597e-08 au
q 2.187647510950556 2.1662e-07 au
i 4.374322605101614 4.6037e-06 deg
node 155.6640690040264 9.3732e-05 deg
peri 63.91627889578078 9.5029e-05 deg
M 97.95230277304043 1.4975e-05 deg
tp 2458600.564938533195
(2019-Apr-27.06493853)
6.0691e-05 TDB
period 1469.864597891586
4.02
1.0978e-05
3.006e-08
d
yr
n .2449205188807145 1.8293e-09 deg/d
Q 2.872337896377152 1.4302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7306 days (20.00 yr)  
   first obs. used      1999-05-09  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54971  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:27:55  

Additional Information
 Earth MOID = 1.18433 au 
 Jupiter MOID = 2.10405 au 
 T_jup = 3.434 
[ 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 15.5   n/a MPO432215  

66330 (1999 JS59)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/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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