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392941 (2012 WZ3)
Classification: Main-belt Asteroid          SPK-ID: 2392941
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06568043334837041 8.9736e-08  
a 2.698104738203087 4.2485e-08 au
q 2.520892049778617 2.3737e-07 au
i 11.01085104527449 9.3138e-06 deg
node 64.24685658445536 3.3564e-05 deg
peri 9.694964068742538 6.7221e-05 deg
M 241.7914229075197 6.2762e-05 deg
tp 2459532.036537073247
(2021-Nov-13.53653707)
0.00028883 TDB
period 1618.775541107007
4.43
3.8234e-05
1.047e-07
d
yr
n .222390313454954 5.2527e-09 deg/d
Q 2.875317426627558 4.5275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:13  

Additional Information
 Earth MOID = 1.536 au 
 Jupiter MOID = 2.3726 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457912.5 (2017-Jun-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06698195033747434 9.0479e-08  
q 2.515985640162238 2.4095e-07 au
tp 2457906.352388066369
(2017-Jun-01.85238807)
0.00026326 TDB
node 64.28799394409347 3.3498e-05 deg
peri 8.127351531737782 6.5955e-05 deg
i 11.02505419068322 9.3252e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:13  

Additional Information
 Jupiter MOID = 2.3726 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.186398509825885E-15 -2.151892872370779E-14 -5.827544319023618E-13 7.702196271585874E-15 -4.043289495948584E-13 -2.300562252937855E-14
q -2.151892872370779E-14 5.805520870472894E-14 6.319480842409983E-12 -1.611651451101854E-14 2.097282084146837E-12 6.142164439945907E-14
tp -5.827544319023618E-13 6.319480842409983E-12 6.930748539360824E-8 9.359107410092159E-11 1.49686366896812E-8 -2.762345761109487E-11
node 7.702196271585874E-15 -1.611651451101854E-14 9.359107410092159E-11 1.122087608374741E-9 -1.080600113332476E-9 -3.373117595048109E-11
peri -4.043289495948584E-13 2.097282084146837E-12 1.49686366896812E-8 -1.080600113332476E-9 4.350082227623615E-9 2.797115585359121E-11
i -2.300562252937855E-14 6.142164439945907E-14 -2.762345761109487E-11 -3.373117595048109E-11 2.797115585359121E-11 8.695966257208492E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO476854  

392941 (2012 WZ3)          Discovered 2009-Jan-20 by CSS at Catalina
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WZ3 = 2009 BG191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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