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233576 (2007 QL)
Classification: Main-belt Asteroid          SPK-ID: 2233576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08371147538499479 5.4887e-08  
a 3.178488520497967 3.2817e-08 au
q 2.912412556952813 1.8051e-07 au
i 9.693966755375197 6.4152e-06 deg
node 177.1485801131574 2.8728e-05 deg
peri 177.5844025279789 4.2263e-05 deg
M 11.2419259404606 2.977e-05 deg
tp 2458535.865020274392
(2019-Feb-21.36502027)
0.00017127 TDB
period 2069.804838108154
5.67
3.2055e-05
8.776e-08
d
yr
n .1739294417385978 2.6937e-09 deg/d
Q 3.444564484043121 3.5564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1999-03-21  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:53:55  

Additional Information
 Earth MOID = 1.90678 au 
 Jupiter MOID = 2.0013 au 
 T_jup = 3.172 
[ 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 15.3   n/a MPO376588  
rotation period rot_per 8.703 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

233576 (2007 QL)          Discovered 2007-Aug-16 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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