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434069 (2001 WF78)
Classification: Main-belt Asteroid          SPK-ID: 2434069
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562476275152366 7.2745e-08  
a 3.045208797607373 3.7102e-08 au
q 2.569402147692695 2.1479e-07 au
i 4.594901526839002 9.5878e-06 deg
node 82.37201375061213 9.1262e-05 deg
peri 292.2973105877708 0.0001003 deg
M 204.8419305425923 3.698e-05 deg
tp 2459837.057711765044
(2022-Sep-14.55771177)
0.00020734 TDB
period 1940.993319191093
5.31
3.5473e-05
9.712e-08
d
yr
n .1854720448754711 3.3896e-09 deg/d
Q 3.521015447522052 4.2899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6725 days (18.41 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51156  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:24:12  

Additional Information
 Earth MOID = 1.575 au 
 Jupiter MOID = 1.95409 au 
 T_jup = 3.215 
[ 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 16.4   n/a MPO434581  

434069 (2001 WF78)          Discovered 2001-Nov-20 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2001 WF78 = 2006 SL338 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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