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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281706403406258 4.0669e-08  
a 2.402187042210935 9.3043e-09 au
q 2.094297190792806 9.5063e-08 au
i 2.173699244204996 5.1153e-06 deg
node 200.836799059022 8.7302e-05 deg
peri 315.6220732513489 8.9141e-05 deg
M 112.5954920808204 1.775e-05 deg
tp 2458775.168880335404
(2019-Oct-18.66888034)		 6.6459e-05 TDB
period 1359.905270180325
3.72		 7.9009e-06
2.163e-08		 d
yr
n .2647243215347373 1.538e-09 deg/d
Q 2.710076893629064 1.0497e-08 au
   Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      9548 days (26.14 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:07  

Additional Information
 Earth MOID = 1.10416 au 
 Jupiter MOID = 2.27708 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 16.65   n/a E2021B55  

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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