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101468 (1998 WJ16)
Classification: Main-belt Asteroid          SPK-ID: 2101468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2525506987601853 4.3757e-08  
a 2.568276009679987 1.1412e-08 au
q 1.919656108826286 1.1577e-07 au
i 3.366706663073762 3.8511e-06 deg
node 209.6581612888214 8.4377e-05 deg
peri 150.1504834146231 8.4982e-05 deg
M 119.7471759822865 1.2474e-05 deg
tp 2458500.438120543510
(2019-Jan-16.93812054)
4.968e-05 TDB
period 1503.353002921472
4.12
1.002e-05
2.743e-08
d
yr
n .239464716071615 1.596e-09 deg/d
Q 3.216895910533688 1.4294e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      7797 days (21.35 yr)  
   first obs. used      1998-11-18  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56394  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:26  

Additional Information
 Earth MOID = .91739 au 
 Jupiter MOID = 2.24784 au 
 T_jup = 3.383 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO264060  

101468 (1998 WJ16)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 WJ16 = 2002 RK101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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