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JPL Small-Body Database Browser
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17475 (1991 GA7)
Classification: Main-belt Asteroid          SPK-ID: 2017475
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404698867302861 3.6508e-08  
a 2.409005255787812 8.0953e-09 au
q 2.070612560374634 8.9463e-08 au
i 3.808859572092858 4.4806e-06 deg
node 194.1272761227734 4.4225e-05 deg
peri 306.6154930950663 4.632e-05 deg
M 335.1118909723256 1.3721e-05 deg
tp 2459094.915750141108
(2020-Sep-02.41575014)
5.2194e-05 TDB
period 1365.699178390935
3.74
6.884e-06
1.885e-08
d
yr
n .2636012422766129 1.3287e-09 deg/d
Q 2.747397951200989 9.2325e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1688  
   data-arc span      10524 days (28.81 yr)  
   first obs. used      1991-04-08  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:05:13  

Additional Information
 Earth MOID = 1.08605 au 
 Jupiter MOID = 2.27751 au 
 T_jup = 3.504 
[ 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 14.8   n/a MPO263503  

17475 (1991 GA7)          Discovered 1991-Apr-08 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 GA7 = 1993 VF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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