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190788 (2001 RT17)
Classification: Apollo [NEO]          SPK-ID: 2190788
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 65 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7920341396464458 6.9878e-08  
a 1.268094555090098 6.6324e-09 au
q .2637203751589698 8.8918e-08 au
i 20.10877646401645 1.3863e-05 deg
node 350.0052348155645 1.7268e-05 deg
peri 199.6020348322543 1.7928e-05 deg
M 126.4289300411945 1.7389e-05 deg
tp 2458817.323462565516
(2019-Nov-29.82346257)
2.4398e-05 TDB
period 521.5859491567921
1.43
4.092e-06
1.12e-08
d
yr
n .6902026417352389 5.4149e-09 deg/d
Q 2.272468735021226 1.1886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6928 days (18.97 yr)  
   first obs. used      2001-09-07  
   last obs. used      2020-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-27 06:52:25  

Additional Information
 Earth MOID = .162303 au 
 Jupiter MOID = 2.72104 au 
 T_jup = 4.669 
[ 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 18.3   n/a MPO229870  

190788 (2001 RT17)          Discovered 2001-Sep-11 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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