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150812 (2001 RA111)
Classification: Main-belt Asteroid          SPK-ID: 2150812
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1060200183043866 4.2977e-08  
a 2.522189322316539 1.3947e-08 au
q 2.254786764197411 1.0372e-07 au
i 11.34480694021383 8.1737e-06 deg
node 1.615161798075675 2.968e-05 deg
peri 73.08512346528978 6.2504e-05 deg
M 217.6055815356085 5.3828e-05 deg
tp 2459779.202577315187
(2022-Jul-18.70257732)		 0.00022033 TDB
period 1463.069480392345
4.01		 1.2136e-05
3.323e-08		 d
yr
n .2460580340336676 2.041e-09 deg/d
Q 2.789591880435667 1.5426e-08 au
   Orbit Determination Parameters
   # obs. used (total)      575  
   data-arc span      6869 days (18.81 yr)  
   first obs. used      2001-08-25  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52496  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:20:08  

Additional Information
 Earth MOID = 1.29796 au 
 Jupiter MOID = 2.46723 au 
 T_jup = 3.421 
[ 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 15.81   n/a E2021B55  

150812 (2001 RA111)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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