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213487 (2002 FP31)
Classification: Main-belt Asteroid          SPK-ID: 2213487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109393682768213 3.9497e-08  
a 2.286135115017562 1.1186e-08 au
q 2.036046375480059 8.9864e-08 au
i 6.104345373914042 4.3776e-06 deg
node 32.32088872196594 4.0826e-05 deg
peri 146.9124608708523 4.5874e-05 deg
M 150.0351615630076 2.1126e-05 deg
tp 2458674.310935575930
(2019-Jul-09.81093558)
7.276e-05 TDB
period 1262.557797914021
3.46
9.2662e-06
2.537e-08
d
yr
n .2851354612001022 2.0927e-09 deg/d
Q 2.536223854555065 1.2409e-08 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-11-16  
   last obs. used      2020-08-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:53  

Additional Information
 Earth MOID = 1.04104 au 
 Jupiter MOID = 2.42266 au 
 T_jup = 3.586 
[ show covariance matrix ]

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 17.18   n/a E2021B55  

213487 (2002 FP31)          Discovered 2002-Mar-19 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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