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18929 (2000 QU25)
Classification: Inner Main-belt Asteroid          SPK-ID: 2018929
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09130954084747585 3.8339e-08  
a 1.920177272483133 7.4372e-09 au
q 1.744846767386939 7.5681e-08 au
i 21.67115751286884 6.0577e-06 deg
node 8.435738547426734 1.0829e-05 deg
peri 85.63386498070295 4.6045e-05 deg
M 53.22785914912568 4.0196e-05 deg
tp 2458856.803260976238
(2020-Jan-08.30326098)
0.00010882 TDB
period 971.8750082287326
2.66
5.6464e-06
1.546e-08
d
yr
n .3704180032945897 2.152e-09 deg/d
Q 2.095507777579326 8.1163e-09 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      13023 days (35.66 yr)  
   first obs. used      1984-09-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:55:10  

Additional Information
 Earth MOID = .854944 au 
 Jupiter MOID = 3.03689 au 
 T_jup = 3.834 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO449089  

18929 (2000 QU25)          Discovered 2000-Aug-26 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QU25 = 1984 RC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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