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213791 (2003 FP31)
Classification: Main-belt Asteroid          SPK-ID: 2213791
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06534935581795336 5.6739e-08  
a 3.187329545284348 3.5519e-08 au
q 2.979039612720486 1.8348e-07 au
i 5.30248433886123 8.0809e-06 deg
node 178.0075759647207 5.686e-05 deg
peri 51.15349567913336 8.2405e-05 deg
M 2.254997780631983 5.6896e-05 deg
tp 2459187.480853990721
(2020-Dec-03.98085399)
0.00032851 TDB
period 2078.446641320839
5.69
3.4743e-05
9.512e-08
d
yr
n .1732062747452696 2.8953e-09 deg/d
Q 3.395619477848211 3.784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6277 days (17.19 yr)  
   first obs. used      2003-03-10  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:07  

Additional Information
 Earth MOID = 1.97177 au 
 Jupiter MOID = 1.58484 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457080.5 (2015-Feb-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06510873667911916 5.718e-08  
q 2.980359851762071 1.8469e-07 au
tp 2457098.612962846047
(2015-Mar-17.11296285)
0.00033374 TDB
node 178.0378891810157 5.6871e-05 deg
peri 49.6728241885161 8.2315e-05 deg
i 5.301402539299787 8.0801e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6277 days (17.19 yr)  
   first obs. used      2003-03-10  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:07  

Additional Information
 Jupiter MOID = 1.58484 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.269547525040973E-15 -1.038913056516939E-14 -5.616664580390727E-12 4.11616782633174E-15 -9.269561021379542E-13 -3.906961206460473E-15
q -1.038913056516939E-14 3.411011602404043E-14 1.546246752598685E-11 -1.727666445987085E-14 2.511154719672058E-12 1.739892072978852E-14
tp -5.616664580390727E-12 1.546246752598685E-11 1.113797058254542E-7 1.398570218643534E-11 1.988094286943585E-8 -6.997778214085413E-12
node 4.11616782633174E-15 -1.727666445987085E-14 1.398570218643534E-11 3.234302899550861E-9 -3.217200157359878E-9 -1.731275841843606E-11
peri -9.269561021379542E-13 2.511154719672058E-12 1.988094286943585E-8 -3.217200157359878E-9 6.77569772032284E-9 1.606167982160417E-11
i -3.906961206460473E-15 1.739892072978852E-14 -6.997778214085413E-12 -1.731275841843606E-11 1.606167982160417E-11 6.528881935160165E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.06   n/a E2021B55  

213791 (2003 FP31)          Discovered 2003-Mar-23 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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