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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7920341398214975 6.8691e-08  
a 1.268094554860566 6.4001e-09 au
q .2637203748892529 8.748e-08 au
i 20.10878322212218 1.2736e-05 deg
node 350.0052294887035 1.6643e-05 deg
peri 199.6020404489083 1.687e-05 deg
M 126.4289292877545 1.7363e-05 deg
tp 2458817.323463706872
(2019-Nov-29.82346371)
2.4369e-05 TDB
period 521.5859490151776
1.43
3.9487e-06
1.081e-08
d
yr
n .6902026419226343 5.2252e-09 deg/d
Q 2.27246873483188 1.1469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      7004 days (19.18 yr)  
   first obs. used      2001-09-07  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 05:27:39  

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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