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101460 (1998 WH7)
Classification: Main-belt Asteroid          SPK-ID: 2101460
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09823153334094228 3.495e-08  
a 2.354717618431684 1.1362e-08 au
q 2.123410096188208 8.4032e-08 au
i 5.961113396612697 4.131e-06 deg
node 254.2012585609687 4.8513e-05 deg
peri 154.68825883 5.7255e-05 deg
M 351.0163026104671 3.1767e-05 deg
tp 2459033.435123066696
(2020-Jul-02.93512307)
0.00011658 TDB
period 1319.795601956178
3.61
9.5525e-06
2.615e-08
d
yr
n .2727695102684189 1.9743e-09 deg/d
Q 2.58602514067516 1.2478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      8013 days (21.94 yr)  
   first obs. used      1998-11-21  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:29  

Additional Information
 Earth MOID = 1.13567 au 
 Jupiter MOID = 2.72066 au 
 T_jup = 3.541 
[ 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 16.2   n/a MPO240900  

101460 (1998 WH7)          Discovered 1998-Nov-23 by Kagawa, T. at Gekko
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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