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120139 (2003 GV20)
Classification: Main-belt Asteroid          SPK-ID: 2120139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160829113553647 5.607e-08  
a 2.660988776673611 1.3483e-08 au
q 2.233024310544991 1.5099e-07 au
i 12.45536025969775 6.0419e-06 deg
node 353.4294734514922 1.8582e-05 deg
peri 181.9072277592757 2.3623e-05 deg
M 6.270701540506562 1.2721e-05 deg
tp 2458972.882992303373
(2020-May-03.38299230)
5.6007e-05 TDB
period 1585.488115893087
4.34
1.205e-05
3.299e-08
d
yr
n .2270594124240511 1.7257e-09 deg/d
Q 3.088953242802231 1.5651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      9573 days (26.21 yr)  
   first obs. used      1994-02-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:35:05  

Additional Information
 Earth MOID = 1.23789 au 
 Jupiter MOID = 1.87957 au 
 T_jup = 3.334 
[ 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 15.0   n/a MPO417626  
diameter diameter 5.241 km 1.404 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

120139 (2003 GV20)          Discovered 2003-Apr-03 by Broughton, J. at Reedy Creek
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2003 GV20 = 1994 CJ20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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