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100209 (1994 JG5)
Classification: Main-belt Asteroid          SPK-ID: 2100209
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1282292922932011 4.248e-08  
a 2.401164175735993 9.6606e-09 au
q 2.093264592801579 1.0025e-07 au
i 2.174123910428767 5.4041e-06 deg
node 200.8618570290989 9.4627e-05 deg
peri 315.4006938307926 9.6364e-05 deg
M 59.82948073644919 1.7699e-05 deg
tp 2458774.637597937414
(2019-Oct-18.13759794)		 6.6508e-05 TDB
period 1359.036778218188
3.72		 8.2017e-06
2.246e-08		 d
yr
n .2648934935167761 1.5986e-09 deg/d
Q 2.709063758670407 1.0899e-08 au
   Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      9491 days (25.98 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:50:51  

Additional Information
 Earth MOID = 1.1034 au 
 Jupiter MOID = 2.27931 au 
 T_jup = 3.513 
[ 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 16.6   n/a MPO417505  

100209 (1994 JG5)          Discovered 1994-May-04 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1994 JG5 = 2001 DW63 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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