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109868 (2001 RS147)
Classification: Main-belt Asteroid          SPK-ID: 2109868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1711316207495006 4.4773e-08  
a 2.442530157954048 1.1636e-08 au
q 2.024536013293838 1.091e-07 au
i 5.990885753532978 4.5806e-06 deg
node 69.27578263697833 4.4609e-05 deg
peri 219.2811993518541 4.6338e-05 deg
M 358.6645667693599 1.3021e-05 deg
tp 2459005.672232120740
(2020-Jun-05.17223212)
5.043e-05 TDB
period 1394.306746862783
3.82
9.9633e-06
2.728e-08
d
yr
n .2581928265139697 1.845e-09 deg/d
Q 2.860524302614257 1.3627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1993-05-23  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:35:01  

Additional Information
 Earth MOID = 1.01238 au 
 Jupiter MOID = 2.30684 au 
 T_jup = 3.473 
[ 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 15.8   n/a MPO333683  

109868 (2001 RS147)          Discovered 2001-Sep-10 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2040-Jul-23 00:10 00:02 Psych 0.0436282073680179 0.0436226717869648 0.0436337430035193 3.21541429401396 3.215414207766 2466358.506934295 2.31459717257319 286.286773396415 41.0590095606278 15.8622178357326 48598.1764676879 T 18 CATAB v2.0f-lin.ifort 2020-Aug-25 09:35:18 2020-Aug-25 09:35
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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