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JPL Small-Body Database Browser
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437207 (2012 WA11)
Classification: Main-belt Asteroid          SPK-ID: 2437207
[ 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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08001019553344457 8.7015e-08  
a 2.750429940752747 4.8342e-08 au
q 2.530367503392079 2.5688e-07 au
i 3.084146540978292 8.3518e-06 deg
node 88.8079513651965 0.00019944 deg
peri 238.6776138186471 0.00021112 deg
M 227.5831499527087 7.234e-05 deg
tp 2459213.330059259203
(2020-Dec-29.83005926)		 0.00034294 TDB
period 1666.093259691055
4.56		 4.3925e-05
1.203e-07		 d
yr
n .2160743391199813 5.6966e-09 deg/d
Q 2.970492378113415 5.221e-08 au
   Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2002-08-10  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65309  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:22  

Additional Information
 Earth MOID = 1.51947 au 
 Jupiter MOID = 2.27587 au 
 T_jup = 3.339 
[ 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 MPO392152  

437207 (2012 WA11)          Discovered 2007-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 WA11 = 2007 UH28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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