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85542 (1997 WU41)
Classification: Main-belt Asteroid          SPK-ID: 2085542
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1416725711246146 3.2533e-08  
a 2.668456221823743 1.3904e-08 au
q 2.290409167944499 8.8157e-08 au
i 7.448108890247844 3.8187e-06 deg
node 83.62860738399023 3.8011e-05 deg
peri 354.9943388726999 4.3082e-05 deg
M 319.3488184645151 2.1076e-05 deg
tp 2458780.287387808223
(2019-Oct-23.78738781)
9.3943e-05 TDB
period 1592.166750539899
4.36
1.2444e-05
3.407e-08
d
yr
n .226106970188848 1.7673e-09 deg/d
Q 3.046503275702988 1.5874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      8002 days (21.91 yr)  
   first obs. used      1997-11-29  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57587  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:12:21  

Additional Information
 Earth MOID = 1.30599 au 
 Jupiter MOID = 2.19563 au 
 T_jup = 3.356 
[ 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 14.6   n/a MPO359339  

85542 (1997 WU41)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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