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452795 (2006 HW23)
Classification: Main-belt Asteroid          SPK-ID: 2452795
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07495166658861946 5.6771e-08  
a 2.368026516351533 1.8762e-08 au
q 2.190538982424943 1.445e-07 au
i 5.614841197310922 4.6127e-06 deg
node 201.9482192996103 6.7888e-05 deg
peri 332.7257164021058 8.3997e-05 deg
M 352.9231114353515 4.6638e-05 deg
tp 2459026.664842506050
(2020-Jun-26.16484251)
0.00017243 TDB
period 1331.000653201044
3.64
1.5818e-05
4.331e-08
d
yr
n .2704731955872473 3.2145e-09 deg/d
Q 2.545514050278124 2.0168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5053 days (13.83 yr)  
   first obs. used      2006-04-02  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:37:07  

Additional Information
 Earth MOID = 1.1959 au 
 Jupiter MOID = 2.42104 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457837.5 (2017-Mar-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07564365617360479 5.6774e-08  
q 2.189312392136916 1.4475e-07 au
tp 2457696.490497574849
(2016-Nov-03.99049757)
0.00017157 TDB
node 201.957405303816 6.7871e-05 deg
peri 332.9710541376548 8.3685e-05 deg
i 5.615219700654698 4.6134e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5053 days (13.83 yr)  
   first obs. used      2006-04-02  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:37:07  

Additional Information
 Jupiter MOID = 2.42104 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.223294213338066E-15 -8.176095963753158E-15 -6.873987778140553E-13 -1.938515784194961E-14 -9.084431689236312E-14 -6.841693190850187E-15
q -8.176095963753158E-15 2.09528675585326E-14 1.313674520622985E-12 4.792606438841065E-14 1.106630993604313E-13 1.727350638867642E-14
tp -6.873987778140553E-13 1.313674520622985E-12 2.943592578386415E-8 5.396199079127262E-11 8.446288608770488E-9 2.105359951613452E-11
node -1.938515784194961E-14 4.792606438841065E-14 5.396199079127262E-11 4.606512738730834E-9 -4.568910486317473E-9 -1.970492377396894E-11
peri -9.084431689236312E-14 1.106630993604313E-13 8.446288608770488E-9 -4.568910486317473E-9 7.003245511609849E-9 2.557223394345041E-11
i -6.841693190850187E-15 1.727350638867642E-14 2.105359951613452E-11 -1.970492377396894E-11 2.557223394345041E-11 2.12836321586599E-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 17.5   n/a MPO413517  

452795 (2006 HW23)          Discovered 2006-Apr-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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