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85652 (1998 QQ13)
Classification: Main-belt Asteroid          SPK-ID: 2085652
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2038472028402795 4.135e-08  
a 3.089018274249293 2.3337e-08 au
q 2.459330539521067 1.2812e-07 au
i 15.37307082144504 7.6474e-06 deg
node 331.7618696672323 1.8818e-05 deg
peri 289.7956727126383 2.78e-05 deg
M 42.31535813900378 1.9166e-05 deg
tp 2458767.409451775173
(2019-Oct-10.90945178)
0.00010581 TDB
period 1983.029355093462
5.43
2.2472e-05
6.152e-08
d
yr
n .1815404290790404 2.0572e-09 deg/d
Q 3.718706008977518 2.8094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1206  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:34  

Additional Information
 Earth MOID = 1.49468 au 
 Jupiter MOID = 1.76924 au 
 T_jup = 3.139 
[ 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 13.9   n/a MPO474742  

85652 (1998 QQ13)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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