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JPL Small-Body Database Browser
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393610 (2003 WD172)
Classification: Main-belt Asteroid          SPK-ID: 2393610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2362590222405567 6.8205e-08  
a 2.708218731943193 3.3388e-08 au
q 2.068377622320734 1.8628e-07 au
i 10.38088695829527 7.8075e-06 deg
node 105.5086756115883 5.9237e-05 deg
peri 314.0036727901673 6.3375e-05 deg
M 260.2185749672615 2.6031e-05 deg
tp 2459451.702227094507
(2021-Aug-25.20222709)
0.00012142 TDB
period 1627.886169201611
4.46
3.0104e-05
8.242e-08
d
yr
n .2211456837774844 4.0896e-09 deg/d
Q 3.348059841565652 4.1277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      5695 days (15.59 yr)  
   first obs. used      2003-11-30  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61929  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:12  

Additional Information
 Earth MOID = 1.09646 au 
 Jupiter MOID = 2.02903 au 
 T_jup = 3.300 
[ 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 16.8   n/a MPO437611  

393610 (2003 WD172)          Discovered 2003-Nov-30 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

Alternate Designations
 2003 WD172 = 2011 OM33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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