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JPL Small-Body Database Browser
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109731 (2001 RD59)
Classification: Main-belt Asteroid          SPK-ID: 2109731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09938868704399301 7.6131e-08  
a 2.566775512741334 1.7528e-08 au
q 2.311667064593301 1.9488e-07 au
i 15.41637061436266 8.4722e-06 deg
node 14.07534735000037 2.7857e-05 deg
peri 78.03519310053898 5.0417e-05 deg
M 15.82625116567729 4.1149e-05 deg
tp 2458534.467793295209
(2019-Feb-19.96779330)
0.0001715 TDB
period 1502.035710470624
4.11
1.5386e-05
4.212e-08
d
yr
n .2396747277647636 2.4551e-09 deg/d
Q 2.821883960889367 1.927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      21337 days (58.42 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6062  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:33:05  

Additional Information
 Earth MOID = 1.3819 au 
 Jupiter MOID = 2.39468 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO432619  

109731 (2001 RD59)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 RD59 = 1999 CW99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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