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JPL Small-Body Database Browser
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85307 (1994 WN)
Classification: Main-belt Asteroid          SPK-ID: 2085307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150502057164873 3.4806e-08  
a 2.320102448312998 8.2961e-09 au
q 1.821163939519962 8.1944e-08 au
i 4.67063022092357 4.1491e-06 deg
node 269.2899729576744 5.6493e-05 deg
peri 167.3877627161287 5.7629e-05 deg
M 319.7711820970565 1.3349e-05 deg
tp 2458744.742732500109
(2019-Sep-18.24273250)
4.8341e-05 TDB
period 1290.800635139713
3.53
6.9234e-06
1.896e-08
d
yr
n .2788966709495261 1.4959e-09 deg/d
Q 2.819040957106034 1.008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      9106 days (24.93 yr)  
   first obs. used      1994-11-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:10:42  

Additional Information
 Earth MOID = .836739 au 
 Jupiter MOID = 2.44561 au 
 T_jup = 3.543 
[ 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 15.4   n/a MPO348039  

85307 (1994 WN)          Discovered 1994-Nov-25 by Kobayashi, T. at Oizumi
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1994 WN = 1999 FC46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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