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85249 (1993 RT11)
Classification: Main-belt Asteroid          SPK-ID: 2085249
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2134968897384076 5.538e-08  
a 2.383053942793994 1.6087e-08 AU
q 1.874279337928627 1.3314e-07 AU
i 2.266058684970671 6.9173e-06 deg
node 357.5532627547621 0.0001507 deg
peri 52.84496146314675 0.00015137 deg
M 239.521984671975 1.756e-05 deg
tp 2457450.181002482329
(2016-Mar-02.68100248)
6.8158e-05 JED
period 1343.690468778675
3.68
1.3606e-05
3.725e-08
d
yr
n .267918846166421 2.7129e-09 deg/d
Q 2.89182854765936 1.9521e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      8952 days (24.51 yr)  
   first obs. used      1991-02-14  
   last obs. used      2015-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56754  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:49:54  

Additional Information
 Earth MOID = .885436 AU 
 T_jup = 3.505 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7 mag n/a MPO263967  

85249 (1993 RT11)          Discovered 1993-Sep-14 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 RT11 = 1997 WQ43 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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