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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213496882432188 6.5032e-08  
a 2.383053940033024 2.0522e-08 AU
q 1.874279353168231 1.5099e-07 AU
i 2.266058746831716 7.1079e-06 deg
node 357.553266439069 0.00016374 deg
peri 52.84495705892839 0.00016433 deg
M 239.5219867432947 2.0005e-05 deg
tp 2457450.180993969693
(2016-Mar-02.68099397)
7.8718e-05 JED
period 1343.690466443506
3.68
1.7357e-05
4.752e-08
d
yr
n .267918846632031 3.4609e-09 deg/d
Q 2.891828526897817 2.4904e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      477  
   data-arc span      8527 days (23.35 yr)  
   first obs. used      1991-02-14  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58032  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 14:23:41  

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 (809)
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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