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173240 (1999 GA11)
Classification: Main-belt Asteroid          SPK-ID: 2173240
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1915156698348921 4.8609e-08  
a 2.196332879176687 1.2218e-08 au
q 1.775700716640767 1.0329e-07 au
i 1.461582955397051 4.7452e-06 deg
node 52.46383438035375 0.00032056 deg
peri 163.4311717101826 0.00032123 deg
M 165.0797875006435 2.3172e-05 deg
tp 2458455.323569507679
(2018-Dec-02.82356951)
7.4928e-05 TDB
period 1188.900942681856
3.26
9.921e-06
2.716e-08
d
yr
n .3028006683112994 2.5268e-09 deg/d
Q 2.616965041712607 1.4559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7444 days (20.38 yr)  
   first obs. used      1999-04-11  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56971  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:46:01  

Additional Information
 Earth MOID = .768823 au 
 Jupiter MOID = 2.35133 au 
 T_jup = 3.644 
[ 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 17.7   n/a MPO433112  

173240 (1999 GA11)          Discovered 1999-Apr-11 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 1999 GA11 = 2002 CB44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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