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216446 (2009 FA45)
Classification: Main-belt Asteroid          SPK-ID: 2216446
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1354990548642337 4.8864e-08  
a 3.043760596614325 3.3929e-08 au
q 2.631333912540088 1.4131e-07 au
i 12.84647949988624 5.7104e-06 deg
node 147.5861825312071 2.4078e-05 deg
peri 306.5150995166315 3.2858e-05 deg
M 146.4499701353888 2.3956e-05 deg
tp 2458411.456494911069
(2018-Oct-19.95649491)
0.00012472 TDB
period 1939.608875095119
5.31
3.2432e-05
8.879e-08
d
yr
n .1856044301624189 3.1035e-09 deg/d
Q 3.456187280688562 3.8527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      8102 days (22.18 yr)  
   first obs. used      1998-03-21  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:50  

Additional Information
 Earth MOID = 1.67078 au 
 Jupiter MOID = 1.75081 au 
 T_jup = 3.187 
[ 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 15.35   n/a MPCxxxxx  

216446 (2009 FA45)          Discovered 2009-Mar-25 by PMO Neo Survey Program at XuYi
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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