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101905 (1999 RN1)
Classification: Main-belt Asteroid          SPK-ID: 2101905
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201043721572234 3.3765e-08  
a 2.431180260151967 9.5532e-09 au
q 1.942406732838063 8.355e-08 au
i 1.449866611989279 4.5537e-06 deg
node 278.1651011959205 0.00024878 deg
peri 133.7820322182742 0.00024937 deg
M 124.2288056457919 1.8612e-05 deg
tp 2458522.702385350301
(2019-Feb-08.20238535)		 7.0227e-05 TDB
period 1384.59949268391
3.79		 8.1611e-06
2.234e-08		 d
yr
n .2600029841858278 1.5325e-09 deg/d
Q 2.919953787465871 1.1474e-08 au
   Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:08:29  

Additional Information
 Earth MOID = .953685 au 
 Jupiter MOID = 2.45067 au 
 T_jup = 3.479 
[ 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 16.4   n/a MPO309891  

101905 (1999 RN1)          Discovered 1999-Sep-04 by Farpoint at Farpoint
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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