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266940 (2010 RP176)
Classification: Main-belt Asteroid          SPK-ID: 2266940
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .006823961925772265 7.7644e-08  
a 2.716180281506198 2.6264e-08 au
q 2.697645170681666 2.0658e-07 au
i 6.144790477079364 8.7397e-06 deg
node 194.782096966854 4.5146e-05 deg
peri 145.994998259609 0.00047697 deg
M 94.37700491499051 0.00047598 deg
tp 2458571.852786408267
(2019-Mar-29.35278641)
0.0021617 TDB
period 1635.069867199328
4.48
2.3715e-05
6.493e-08
d
yr
n .220174077708762 3.1934e-09 deg/d
Q 2.734715392330729 2.6443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6651 days (18.21 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:35:15  

Additional Information
 Earth MOID = 1.69187 au 
 Jupiter MOID = 2.25506 au 
 T_jup = 3.352 
[ 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 16.7   n/a MPO503218  

266940 (2010 RP176)          Discovered 2001-Sep-12 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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