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173724 (2001 QQ200)
Classification: Main-belt Asteroid          SPK-ID: 2173724
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2437605715344056 7.4662e-08  
a 2.995038796981197 3.8591e-08 au
q 2.264966428061342 2.4072e-07 au
i 13.96145863603018 1.4558e-05 deg
node 320.2236888239905 2.5079e-05 deg
peri 57.64129893481626 5.2236e-05 deg
M 217.4371579399096 4.3366e-05 deg
tp 2459750.231830383602
(2022-Jun-19.73183038)
0.00023922 TDB
period 1893.224454829065
5.18
3.6591e-05
1.002e-07
d
yr
n .1901517799866491 3.6751e-09 deg/d
Q 3.725111165901052 4.7998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1998-02-24  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:50:36  

Additional Information
 Earth MOID = 1.2991 au 
 Jupiter MOID = 1.94874 au 
 T_jup = 3.165 
[ 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 15.5   n/a MPO433116  

173724 (2001 QQ200)          Discovered 2001-Aug-22 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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