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85813 (1998 WY26)
Classification: Main-belt Asteroid          SPK-ID: 2085813
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1248503758736997 5.3491e-08  
a 2.584205225514364 1.4588e-08 au
q 2.261566231774117 1.4146e-07 au
i 3.081992834294951 4.1769e-06 deg
node 268.7458240320938 9.7145e-05 deg
peri 275.037735517849 9.8674e-05 deg
M 354.2101132728629 1.6647e-05 deg
tp 2459024.903745876814
(2020-Jun-24.40374588)
7.0157e-05 TDB
period 1517.361034798183
4.15
1.2849e-05
3.518e-08
d
yr
n .2372540165089199 2.009e-09 deg/d
Q 2.906844219254611 1.641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      9692 days (26.54 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53579  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:40:11  

Additional Information
 Earth MOID = 1.26617 au 
 Jupiter MOID = 2.06981 au 
 T_jup = 3.410 
[ 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 16.1   n/a MPO422238  

85813 (1998 WY26)          Discovered 1998-Nov-16 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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