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JPL Small-Body Database Browser
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173173 (1997 GX2)
Classification: Main-belt Asteroid          SPK-ID: 2173173
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2074218650086694 4.0955e-08  
a 2.538911613816778 1.8971e-08 au
q 2.012285831786732 1.078e-07 au
i 2.788533378164276 4.0498e-06 deg
node 172.4926953168963 0.0001173 deg
peri 187.781743005798 0.00011865 deg
M 353.9527090994926 1.7779e-05 deg
tp 2458625.321507825631
(2019-May-21.82150783)
7.2878e-05 TDB
period 1477.643950694926
4.05
1.6562e-05
4.534e-08
d
yr
n .2436310857095814 2.7307e-09 deg/d
Q 3.065537395846825 2.2906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      8302 days (22.73 yr)  
   first obs. used      1997-03-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5015  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:02:02  

Additional Information
 Earth MOID = 1.00821 au 
 Jupiter MOID = 2.38466 au 
 T_jup = 3.414 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO449897  

173173 (1997 GX2)          Discovered 1997-Apr-07 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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