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312547 (2009 FG23)
Classification: Main-belt Asteroid          SPK-ID: 2312547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1462382770100113 5.4442e-08  
a 2.349020561415404 1.4224e-08 au
q 2.005503841852926 1.2469e-07 au
i 3.692078281420871 5.5969e-06 deg
node 49.17468236942506 8.4117e-05 deg
peri 142.720069659902 8.7446e-05 deg
M 36.2152254182896 2.0513e-05 deg
tp 2458868.212945596924
(2020-Jan-19.71294560)
7.4753e-05 TDB
period 1315.008785256828
3.60
1.1944e-05
3.27e-08
d
yr
n .2737624296020882 2.4865e-09 deg/d
Q 2.692537280977882 1.6304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1998-02-21  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58469  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:27:26  

Additional Information
 Earth MOID = 1.00647 au 
 Jupiter MOID = 2.26294 au 
 T_jup = 3.542 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO418615  

312547 (2009 FG23)          Discovered 2009-Mar-21 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 FG23 = 1998 DU1 = 2007 VA206 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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