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441559 (2008 TF167)
Classification: Main-belt Asteroid          SPK-ID: 2441559
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1777111484330146 8.2152e-08  
a 2.398586810348576 2.4421e-08 au
q 1.972331193665249 1.9169e-07 au
i 4.040829835703439 6.9843e-06 deg
node 282.4816980672757 8.3671e-05 deg
peri 20.57814205791778 8.652e-05 deg
M 164.7174988367444 1.9989e-05 deg
tp 2458579.675529226806
(2019-Apr-06.17552923)
7.0583e-05 TDB
period 1356.849217944129
3.71
2.0722e-05
5.673e-08
d
yr
n .2653205641710615 4.0521e-09 deg/d
Q 2.824842427031903 2.8761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5975 days (16.36 yr)  
   first obs. used      2004-09-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:42:55  

Additional Information
 Earth MOID = .955563 au 
 Jupiter MOID = 2.40123 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457646.5 (2016-Sep-15.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783120730314866 8.1887e-08  
q 1.970172276799328 1.9107e-07 au
tp 2457224.034481848248
(2015-Jul-20.53448185)
6.3853e-05 TDB
node 282.5242474499698 8.3741e-05 deg
peri 20.65115549045562 8.6583e-05 deg
i 4.039373643838843 6.9828e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5975 days (16.36 yr)  
   first obs. used      2004-09-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:42:55  

Additional Information
 Jupiter MOID = 2.40123 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.705472518470166E-15 -1.556840261716064E-14 1.114577226084859E-13 -2.528420697532608E-14 -1.260947981441474E-13 -9.80458439605649E-15
q -1.556840261716064E-14 3.650670353059834E-14 -5.372558511519778E-14 5.980965238334076E-14 3.88932603273799E-13 2.263521962855722E-14
tp 1.114577226084859E-13 -5.372558511519778E-14 4.077243547722622E-9 -3.531026959364354E-11 1.422146716111331E-9 -7.584568339573093E-12
node -2.528420697532608E-14 5.980965238334076E-14 -3.531026959364354E-11 7.012577800069961E-9 -7.00564361906047E-9 2.263577037438161E-10
peri -1.260947981441474E-13 3.88932603273799E-13 1.422146716111331E-9 -7.00564361906047E-9 7.496676217136833E-9 -2.281883559579623E-10
i -9.80458439605649E-15 2.263521962855722E-14 -7.584568339573093E-12 2.263577037438161E-10 -2.281883559579623E-10 4.875957223822861E-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 17.6   n/a MPO450444  

441559 (2008 TF167)          Discovered 2008-Oct-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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