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192290 (1989 QT)
Classification: Main-belt Asteroid          SPK-ID: 2192290
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500521366671772 1.2898e-07  
a 2.77616057977858 6.278e-08 AU
q 2.359591753051614 3.3947e-07 AU
i 18.67035292203384 1.3238e-05 deg
node 30.05578483705237 2.9717e-05 deg
peri 338.2503189615055 4.2903e-05 deg
M 90.84503857874139 3.7159e-05 deg
tp 2456374.152211603050
(2013-Mar-22.65221160)
0.0001666 JED
period 1689.527642061225
4.63
5.731e-05
1.569e-07
d
yr
n .2130773069571088 7.2277e-09 deg/d
Q 3.192729406505545 7.22e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      8841 days (24.21 yr)  
   first obs. used      1989-08-26  
   last obs. used      2013-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55383  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 16:53:52  

Additional Information
 Earth MOID = 1.3679 AU 
 T_jup = 3.243 
[ 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 15.2 mag n/a MPO268177  

192290 (1989 QT)          Discovered 1989-Aug-26 by McNaught, R. H. at Siding Spring (413)
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1989 QT = 2004 XD102 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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