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JPL Small-Body Database Browser
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85524 (1997 WZ8)
Classification: Main-belt Asteroid          SPK-ID: 2085524
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07495007328795472 6.0983e-08  
a 2.569197145007997 1.4979e-08 au
q 2.376635630698444 1.6257e-07 au
i 3.492407855417437 4.4287e-06 deg
node 263.8828600326331 9.9905e-05 deg
peri 88.90070771355136 0.00010473 deg
M 112.8463013230521 3.1947e-05 deg
tp 2458129.002492424056
(2018-Jan-10.50249242)
0.00013218 TDB
period 1504.161862083695
4.12
1.3155e-05
3.602e-08
d
yr
n .2393359445381076 2.0931e-09 deg/d
Q 2.76175865931755 1.6102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      7798 days (21.35 yr)  
   first obs. used      1997-10-30  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58495  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:27:08  

Additional Information
 Earth MOID = 1.37323 au 
 Jupiter MOID = 2.54683 au 
 T_jup = 3.424 
[ 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 15.6   n/a MPO280331  

85524 (1997 WZ8)          Discovered 1997-Nov-21 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 WZ8 = 1999 CQ80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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