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344642 (2003 QP31)
Classification: Main-belt Asteroid          SPK-ID: 2344642
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2580079694687555 7.2782e-08  
a 2.616497388702069 2.0619e-08 au
q 1.941420210322747 1.8306e-07 au
i 6.228743917899858 7.1693e-06 deg
node 340.3693842841005 7.4974e-05 deg
peri 3.810440166990955 7.7455e-05 deg
M 337.8902629304674 2.3515e-05 deg
tp 2459095.442346809793
(2020-Sep-02.94234681)		 0.00010189 TDB
period 1545.891058949993
4.23		 1.8273e-05
5.003e-08		 d
yr
n .2328754008348562 2.7527e-09 deg/d
Q 3.291574567081391 2.5939e-08 au
   Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      1999-10-10  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:05:08  

Additional Information
 Earth MOID = .933886 au 
 Jupiter MOID = 2.12653 au 
 T_jup = 3.351 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO437459  

344642 (2003 QP31)          Discovered 2003-Aug-21 by NEAT at Haleakala
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2003 QP31 = 1999 TE320 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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