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85534 (1997 WB26)
Classification: Main-belt Asteroid          SPK-ID: 2085534
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894448320384702 3.1924e-08  
a 2.389549672252847 6.8625e-09 au
q 1.936861835945325 7.8379e-08 au
i .6805122507603159 3.9173e-06 deg
node 336.1725281582271 0.00024858 deg
peri 65.43779279159692 0.00024881 deg
M 38.9525166136728 9.7742e-06 deg
tp 2458854.515905058346
(2020-Jan-06.01590506)
3.6557e-05 TDB
period 1349.18815901482
3.69
5.8121e-06
1.591e-08
d
yr
n .2668271268129663 1.1494e-09 deg/d
Q 2.842237508560369 8.1626e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8145 days (22.30 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:00:40  

Additional Information
 Earth MOID = .945384 au 
 Jupiter MOID = 2.56448 au 
 T_jup = 3.508 
[ 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 15.5   n/a MPO449531  

85534 (1997 WB26)          Discovered 1997-Nov-23 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 WB26 = 2001 VE47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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