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10945 (1999 GS9)
Classification: Main-belt Asteroid          SPK-ID: 2010945
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03853036145178763 5.6233e-08  
a 3.062942322912175 3.5188e-08 AU
q 2.94492604810439 1.811e-07 AU
i 10.63175027291009 6.2984e-06 deg
node 102.1744162538949 3.2942e-05 deg
peri 62.37319107402895 9.2019e-05 deg
M 15.29274525673044 8.5136e-05 deg
tp 2456917.325613037040
(2014-Sep-16.82561304)
0.00046304 JED
period 1957.972803704926
5.36
3.3741e-05
9.238e-08
d
yr
n .1838636365728874 3.1684e-09 deg/d
Q 3.180958597719959 3.6544e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      942  
   data-arc span      9566 days (26.19 yr)  
   first obs. used      1988-03-17  
   last obs. used      2014-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53487  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:17:51  

Additional Information
 Earth MOID = 1.97334 AU 
 T_jup = 3.206 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8 mag n/a MPO302133  

[ show close-approach data ]
Alternate Designations
 1999 GS9 = 1988 FD1 = 1998 BJ40 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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