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JPL Small-Body Database Browser
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437196 (2012 WK1)
Classification: Main-belt Asteroid          SPK-ID: 2437196
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160059039378378 1.081e-07  
a 2.550695490844021 3.8236e-08 au
q 2.142433620832767 2.8397e-07 au
i 13.97301255683574 3.2478e-05 deg
node 241.230316145182 2.1095e-05 deg
peri 96.94077486989264 0.00016045 deg
M 269.5118551100442 0.00014795 deg
tp 2458974.503384657691
(2020-May-05.00338466)
0.00061248 TDB
period 1487.943184607313
4.07
3.3457e-05
9.16e-08
d
yr
n .241944721898107 5.4403e-09 deg/d
Q 2.958957360855275 4.4356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      3929 days (10.76 yr)  
   first obs. used      2008-10-21  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7315  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:24  

Additional Information
 Earth MOID = 1.18712 au 
 Jupiter MOID = 2.52031 au 
 T_jup = 3.381 
[ 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 17.9   n/a MPO342198  

437196 (2012 WK1)          Discovered 2008-Oct-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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