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305881 (2009 FX16)
Classification: Main-belt Asteroid          SPK-ID: 2305881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05020215355500624 4.8713e-08  
a 2.734792124730724 2.4686e-08 au
q 2.59749967054397 1.3438e-07 au
i 6.534985731322144 5.2206e-06 deg
node 147.5462938021946 3.8535e-05 deg
peri 191.2886844422328 6.4185e-05 deg
M 349.4736597196446 4.9124e-05 deg
tp 2459048.801410382923
(2020-Jul-18.30141038)
0.00022529 TDB
period 1651.904391719456
4.52
2.2367e-05
6.124e-08
d
yr
n .2179302880993484 2.9508e-09 deg/d
Q 2.872084578917478 2.5925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      7564 days (20.71 yr)  
   first obs. used      2000-02-04  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53844  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:10:23  

Additional Information
 Earth MOID = 1.58817 au 
 Jupiter MOID = 2.33743 au 
 T_jup = 3.341 
[ 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 16.8   n/a MPO437358  

305881 (2009 FX16)          Discovered 2009-Mar-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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