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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1916241470851073 4.8597e-08  
a 2.196914344525145 1.2268e-08 au
q 1.775932507036476 1.0334e-07 au
i 1.461687854625727 4.7454e-06 deg
node 52.47136958804707 0.00032048 deg
peri 163.5184846062399 0.00032116 deg
M 43.86321091739693 2.2792e-05 deg
tp 2458455.584101763261
(2018-Dec-03.08410176)
7.4903e-05 TDB
period 1189.373105025802
3.26
9.9626e-06
2.728e-08
d
yr
n .3026804612268327 2.5354e-09 deg/d
Q 2.617896182013813 1.4619e-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 = .769193 au 
 Jupiter MOID = 2.35132 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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