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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710148670721876 4.1575e-08  
a 2.711209136792054 1.9391e-08 au
q 2.247552066658661 1.1273e-07 au
i 10.37990394019037 4.9934e-06 deg
node 63.25039920595113 2.7892e-05 deg
peri 185.2413613221764 3.3937e-05 deg
M 175.1397267168319 2.3979e-05 deg
tp 2458207.222524648593
(2018-Mar-29.72252465)
0.00010405 TDB
period 1630.583171962098
4.46
1.7493e-05
4.789e-08
d
yr
n .220779906348971 2.3686e-09 deg/d
Q 3.174866206925448 2.2707e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      13707 days (37.53 yr)  
   first obs. used      1982-05-15  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58179  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:17:15  

Additional Information
 Earth MOID = 1.23407 au 
 Jupiter MOID = 1.85751 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 15.1   n/a MPO453285  

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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