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190326 (1998 QD69)
Classification: Main-belt Asteroid          SPK-ID: 2190326
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946659042201046 4.5772e-08  
a 2.208969018833833 8.9409e-09 au
q 1.778958067388348 9.8694e-08 au
i 8.506294363178771 4.8944e-06 deg
node 192.4708366002845 2.744e-05 deg
peri 172.8194277466836 2.9942e-05 deg
M 264.2946693290554 1.4772e-05 deg
tp 2459519.298663122071
(2021-Oct-31.79866312)		 5.0334e-05 TDB
period 1199.175823534226
3.28		 7.2806e-06
1.993e-08		 d
yr
n .3002061857276304 1.8227e-09 deg/d
Q 2.638979970279318 1.0681e-08 au
   Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      7967 days (21.81 yr)  
   first obs. used      1998-08-02  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:10  

Additional Information
 Earth MOID = .776307 au 
 Jupiter MOID = 2.82686 au 
 T_jup = 3.620 
[ 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 16.70   n/a E2021B55  

190326 (1998 QD69)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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