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305879 (2009 FA12)
Classification: Main-belt Asteroid          SPK-ID: 2305879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2532570983448402 7.2059e-08  
a 2.417379770718929 1.6254e-08 au
q 1.805161184389138 1.6826e-07 au
i 2.676284757465591 5.8325e-06 deg
node 6.010917262546835 0.00016457 deg
peri 65.26774990623622 0.00016687 deg
M 70.1721817532972 1.7759e-05 deg
tp 2458732.904854266220
(2019-Sep-06.40485427)
6.7186e-05 TDB
period 1372.826810527866
3.76
1.3846e-05
3.791e-08
d
yr
n .2622326408832125 2.6447e-09 deg/d
Q 3.029598357048719 2.037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      8519 days (23.32 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:58:18  

Additional Information
 Earth MOID = .82165 au 
 Jupiter MOID = 2.27908 au 
 T_jup = 3.470 
[ 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 18.0   n/a MPO455253  

305879 (2009 FA12)          Discovered 2009-Mar-17 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 FA12 = 1996 TP23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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