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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07550333970326643 5.8672e-08  
a 2.569325700637041 1.2755e-08 au
q 2.37533302945351 1.5692e-07 au
i 3.491533323960976 3.8606e-06 deg
node 263.8787007729001 8.6522e-05 deg
peri 88.49413063011767 9.0784e-05 deg
M 303.8472062491495 2.9499e-05 deg
tp 2459631.136750912138
(2022-Feb-20.63675091)
0.00012415 TDB
period 1504.27475974141
4.12
1.1202e-05
3.067e-08
d
yr
n .2393179820831968 1.7821e-09 deg/d
Q 2.763318371820573 1.3718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      8677 days (23.76 yr)  
   first obs. used      1997-10-30  
   last obs. used      2021-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56153  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:57  

Additional Information
 Earth MOID = 1.3719 au 
 Jupiter MOID = 2.54431 au 
 T_jup = 3.424 
[ 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 15.63   n/a MPO637173  

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

Alternate Designations
 1997 WZ8 = 1999 CQ80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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