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437388 (2013 WR41)
Classification: Main-belt Asteroid          SPK-ID: 2437388
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08711982271983225 7.5363e-08  
a 2.634141671422523 2.9882e-08 au
q 2.40465571598927 1.9945e-07 au
i .47766561099518 8.725e-06 deg
node 295.6008491991096 0.0016748 deg
peri 170.1267954562924 0.0016818 deg
M 158.118680529793 0.0001493 deg
tp 2458314.636327019482
(2018-Jul-15.13632702)
0.00064274 TDB
period 1561.554406131432
4.28
2.6572e-05
7.275e-08
d
yr
n .2305395179229508 3.9229e-09 deg/d
Q 2.863627626855776 3.2485e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      9568 days (26.20 yr)  
   first obs. used      1993-01-21  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62765  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:49:34  

Additional Information
 Earth MOID = 1.42149 au 
 Jupiter MOID = 2.22727 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 17.5   n/a MPO336289  

437388 (2013 WR41)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 WR41 = 2010 GK8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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