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JPL Small-Body Database Browser
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452467 (2003 WN31)
Classification: Main-belt Asteroid          SPK-ID: 2452467
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389894555720765 1.4267e-07  
a 2.556973808796415 8.0204e-08 au
q 2.201581411199742 4.2727e-07 au
i 11.98319342485378 1.2629e-05 deg
node 39.53415330939804 5.1437e-05 deg
peri 25.84198699344127 0.00035146 deg
M 263.6023581436943 0.00033851 deg
tp 2459000.400323501172
(2020-May-30.90032350)
0.0014227 TDB
period 1493.440230363942
4.09
7.0266e-05
1.924e-07
d
yr
n .2410541732308029 1.1342e-08 deg/d
Q 2.912366206393088 9.1351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      5848 days (16.01 yr)  
   first obs. used      2003-10-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:49:12  

Additional Information
 Earth MOID = 1.21966 au 
 Jupiter MOID = 2.46087 au 
 T_jup = 3.393 
[ 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 17.4   n/a MPO402838  

452467 (2003 WN31)          Discovered 2003-Nov-18 by NEAT at Palomar
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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