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JPL Small-Body Database Browser
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85530 (1997 WN15)
Classification: Main-belt Asteroid          SPK-ID: 2085530
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196002030296017 3.9422e-08  
a 2.413240572859888 1.1444e-08 au
q 1.883292453100585 9.9076e-08 au
i 3.08128023828349 4.9669e-06 deg
node 89.20367349757856 7.3572e-05 deg
peri 243.5941049809087 7.4962e-05 deg
M 316.5979338884219 1.0871e-05 deg
tp 2458765.584864555459
(2019-Oct-09.08486456)
4.115e-05 TDB
period 1369.302352730885
3.75
9.7398e-06
2.667e-08
d
yr
n .2629076034829193 1.8701e-09 deg/d
Q 2.943188692619192 1.3957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8006 days (21.92 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:12:03  

Additional Information
 Earth MOID = .874476 au 
 Jupiter MOID = 2.42581 au 
 T_jup = 3.483 
[ 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 16.4   n/a MPO436373  

85530 (1997 WN15)          Discovered 1997-Nov-23 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 WN15 = 2000 KZ33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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