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190742 (2001 QH6)
Classification: Main-belt Asteroid          SPK-ID: 2190742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814949785879927 7.6541e-08  
a 2.292413469288058 1.4063e-08 au
q 1.876351935764796 1.7428e-07 au
i 5.52289931720779 6.8935e-06 deg
node 140.1613175441481 5.7295e-05 deg
peri 222.752908531544 5.9235e-05 deg
M 179.6316263247402 1.3601e-05 deg
tp 2458567.916069629403
(2019-Mar-25.41606963)
4.6202e-05 TDB
period 1267.762362300955
3.47
1.1665e-05
3.194e-08
d
yr
n .2839648901917308 2.6129e-09 deg/d
Q 2.70847500281132 1.6615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      6737 days (18.44 yr)  
   first obs. used      2001-08-15  
   last obs. used      2020-01-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62203  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:56  

Additional Information
 Earth MOID = .876033 au 
 Jupiter MOID = 2.74916 au 
 T_jup = 3.569 
[ 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 17.1   n/a MPO533215  

190742 (2001 QH6)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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