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85250 (1993 RQ16)
Classification: Main-belt Asteroid          SPK-ID: 2085250
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2402417633993456 2.1249e-07  
a 3.186000515964126 5.7828e-08 au
q 2.420590133817679 6.7542e-07 au
i 11.02874983871867 2.4159e-05 deg
node 1.501989301667825 4.5722e-05 deg
peri 345.4213212555723 5.1497e-05 deg
M 339.5982228762453 2.0175e-05 deg
tp 2457518.215238715880
(2016-May-09.71523872)
0.00011784 JED
period 2077.146793667051
5.69
5.6552e-05
1.548e-07
d
yr
n .173314664662889 4.7186e-09 deg/d
Q 3.951410898110572 7.172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      7536 days (20.63 yr)  
   first obs. used      1993-09-15  
   last obs. used      2014-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56126  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 16:31:11  

Additional Information
 Earth MOID = 1.41414 au 
 Jupiter MOID = 1.47861 au 
 T_jup = 3.124 
[ 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 15.1 mag n/a MPO253864  

85250 (1993 RQ16)          Discovered 1993-Sep-15 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 RQ16 = 1999 TU192 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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