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JPL Small-Body Database Browser
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109755 (2001 RL71)
Classification: Main-belt Asteroid          SPK-ID: 2109755
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 .1453414041679574 6.4185e-08  
a 2.600907043818778 1.4807e-08 au
q 2.222887561959825 1.6382e-07 au
i 4.515615089983941 7.0533e-06 deg
node 341.2879301276409 8.2612e-05 deg
peri 11.29210715661553 8.6275e-05 deg
M 84.96956410532593 2.529e-05 deg
tp 2458238.884895332270
(2018-Apr-30.38489533)
0.00010637 TDB
period 1532.094921883009
4.19
1.3083e-05
3.582e-08
d
yr
n .2349723864090254 2.0066e-09 deg/d
Q 2.97892652567773 1.6959e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      8744 days (23.94 yr)  
   first obs. used      1995-03-02  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:01:58  

Additional Information
 Earth MOID = 1.21664 au 
 Jupiter MOID = 2.44277 au 
 T_jup = 3.395 
[ 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 16.0   n/a MPO266380  

109755 (2001 RL71)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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