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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03853036276641828 5.0791e-08  
a 3.06294231667232 3.0272e-08 AU
q 2.944926038078322 1.5677e-07 AU
i 10.63174992702641 5.2572e-06 deg
node 102.1744170770399 3.2486e-05 deg
peri 62.37317779720155 8.8889e-05 deg
M 15.29275937705666 8.0426e-05 deg
tp 2456917.325536493387
(2014-Sep-16.82553649)
0.00043768 JED
period 1957.972797721725
5.36
2.9026e-05
7.947e-08
d
yr
n .1838636371347405 2.7257e-09 deg/d
Q 3.180958595266318 3.1438e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1074  
   data-arc span      9925 days (27.17 yr)  
   first obs. used      1988-03-17  
   last obs. used      2015-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53104  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:10:15  

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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