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150269 (1999 RB187)
Classification: Main-belt Asteroid          SPK-ID: 2150269
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2748701920081895 3.5476e-08  
a 3.015678543735448 1.3198e-08 au
q 2.186758403383908 1.0657e-07 au
i .3893541785059297 4.771e-06 deg
node 195.4108537651922 0.00054232 deg
peri 154.4517460139249 0.00054242 deg
M 25.95275962728986 7.813e-06 deg
tp 2459062.602294636546
(2020-Aug-01.10229464)		 4.1456e-05 TDB
period 1912.828332854541
5.24		 1.2557e-05
3.438e-08		 d
yr
n .1882029839357131 1.2355e-09 deg/d
Q 3.844598684086988 1.6825e-08 au
   Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      7814 days (21.39 yr)  
   first obs. used      1999-08-22  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:38:48  

Additional Information
 Earth MOID = 1.17901 au 
 Jupiter MOID = 1.59534 au 
 T_jup = 3.189 
[ 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 15.85   n/a E2021B55  

150269 (1999 RB187)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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