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JPL Small-Body Database Browser
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347700 (2001 WD13)
Classification: Main-belt Asteroid          SPK-ID: 2347700
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251489541026622 4.8383e-08  
a 2.353204970896085 9.7305e-09 au
q 1.823383332909646 1.1523e-07 au
i 4.31693847437385 4.3506e-06 deg
node 107.0678181002147 7.7604e-05 deg
peri 328.5539221237037 7.9169e-05 deg
M 39.4041602559919 1.3028e-05 deg
tp 2458856.179628394861
(2020-Jan-07.67962840)
4.7697e-05 TDB
period 1318.524070563072
3.61
8.1782e-06
2.239e-08
d
yr
n .2730325581741281 1.6935e-09 deg/d
Q 2.883026608882524 1.1921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      6649 days (18.20 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:28:51  

Additional Information
 Earth MOID = .840296 au 
 Jupiter MOID = 2.39 au 
 T_jup = 3.518 
[ 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 17.4   n/a MPO503394  

347700 (2001 WD13)          Discovered 2001-Nov-17 by LINEAR at Socorro
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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