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85523 (1997 WM5)
Classification: Main-belt Asteroid          SPK-ID: 2085523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1706626805494895 4.022e-08  
a 2.711830150622495 1.9014e-08 au
q 2.249021947922334 1.0963e-07 au
i 10.3774499411475 4.8254e-06 deg
node 63.2412167436195 2.5886e-05 deg
peri 185.2649816042461 3.2209e-05 deg
M 262.5097838680104 2.453e-05 deg
tp 2459838.223685263933
(2022-Sep-15.72368526)
0.00011406 TDB
period 1631.143441919565
4.47
1.7155e-05
4.697e-08
d
yr
n .2207040722159568 2.3212e-09 deg/d
Q 3.174638353322656 2.2259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      14149 days (38.74 yr)  
   first obs. used      1982-05-15  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:20  

Additional Information
 Earth MOID = 1.23577 au 
 Jupiter MOID = 1.85546 au 
 T_jup = 3.318 
[ 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 15.17   n/a MPCxxxxx  

85523 (1997 WM5)          Discovered 1997-Nov-23 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 WM5 = 1982 JG2 = 2004 DY52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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