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100655 (1997 WJ14)
Classification: Main-belt Asteroid          SPK-ID: 2100655
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0844259164884559 3.9648e-08  
a 3.039942587507004 2.1199e-08 au
q 2.783292648484437 1.2288e-07 au
i 2.065679208056146 4.3973e-06 deg
node 126.4198360505916 0.00013063 deg
peri 300.3776177953289 0.00013413 deg
M 77.8415074243136 2.8848e-05 deg
tp 2458581.894205165823
(2019-Apr-08.39420517)
0.00015529 TDB
period 1935.960532198451
5.30
2.025e-05
5.544e-08
d
yr
n .1859542041341044 1.9451e-09 deg/d
Q 3.296592526529571 2.2988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      8186 days (22.41 yr)  
   first obs. used      1997-11-22  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52172  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:27  

Additional Information
 Earth MOID = 1.79785 au 
 Jupiter MOID = 1.94071 au 
 T_jup = 3.234 
[ 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 15.6   n/a MPO417507  

100655 (1997 WJ14)          Discovered 1997-Nov-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 WJ14 = 2002 SE45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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