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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05020219379601005 6.0618e-08  
a 2.734792093882847 3.7417e-08 au
q 2.597499531193944 1.8378e-07 au
i 6.534986433193018 5.8086e-06 deg
node 147.5462882780162 5.4623e-05 deg
peri 191.2886395375255 8.7866e-05 deg
M 349.4737176033807 7.2316e-05 deg
tp 2459048.801143959022
(2020-Jul-18.30114396)
0.0003323 TDB
period 1651.904363769758
4.52
3.3901e-05
9.282e-08
d
yr
n .2179302917866599 4.4725e-09 deg/d
Q 2.872084656571749 3.9295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      2000-02-04  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59427  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:58:18  

Additional Information
 Earth MOID = 1.58817 au 
 Jupiter MOID = 2.33743 au 
 T_jup = 3.341 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457654.5 (2016-Sep-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0518645539730712 5.9974e-08  
q 2.592956817625558 1.8178e-07 au
tp 2457402.931110938387
(2016-Jan-15.43111094)
0.000311 TDB
node 147.6576596905959 5.4703e-05 deg
peri 192.5842564877962 8.6702e-05 deg
i 6.53036543872582 5.8029e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      2000-02-04  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59427  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:58:18  

Additional Information
 Jupiter MOID = 2.33743 au 
 T_jup = 3.341 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.596870226319198E-15 -1.073417352200118E-14 -5.532610539016738E-12 -2.056977519339946E-14 -1.077885569732678E-12 -4.34544336364438E-15
q -1.073417352200118E-14 3.30431450932835E-14 1.936753101812843E-11 6.767160948568211E-14 3.863383990593666E-12 1.579104128276683E-14
tp -5.532610539016738E-12 1.936753101812843E-11 9.671950259754143E-8 1.439615006223759E-10 2.095991532349565E-8 3.702313619167617E-11
node -2.056977519339946E-14 6.767160948568211E-14 1.439615006223759E-10 2.992421980300456E-9 -2.941361096339325E-9 -6.498897305455351E-11
peri -1.077885569732678E-12 3.863383990593666E-12 2.095991532349565E-8 -2.941361096339325E-9 7.517166733061005E-9 7.263454552673604E-11
i -4.34544336364438E-15 1.579104128276683E-14 3.702313619167617E-11 -6.498897305455351E-11 7.263454552673604E-11 3.36738103288849E-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 16.8   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

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