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11499 Duras (1989 RL)
Classification: Main-belt Asteroid          SPK-ID: 2011499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814152402611294 3.6374e-08  
a 2.222227287320424 5.5352e-09 au
q 1.819081390076351 8.0373e-08 au
i 3.096577388602563 4.658e-06 deg
node 176.7431289723217 6.4341e-05 deg
peri 155.6141369804354 6.5474e-05 deg
M 102.4018041161129 1.2174e-05 deg
tp 2458656.319510131914
(2019-Jun-21.81951013)
4.0827e-05 TDB
period 1209.988216731178
3.31
4.5209e-06
1.238e-08
d
yr
n .2975235585124552 1.1116e-09 deg/d
Q 2.625373184564496 6.5394e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1453  
   data-arc span      11104 days (30.40 yr)  
   first obs. used      1989-09-02  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:03:57  

Additional Information
 Earth MOID = .809283 au 
 Jupiter MOID = 2.73264 au 
 T_jup = 3.625 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO502257  

11499 Duras           Discovered 1989 Sept. 2 by E. W. Elst at Haute Provence.
Marguerite Duras (Donnadieu, 1914-1996), French novelist, became internationally known for the screenplay of Hiroshima mon amour (1959). Her semi-autobiographical novel L´Amant was nominated for the Prix Goncourt in 1984.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1989 RL = 1998 FE29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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