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344492 (2002 QU84)
Classification: Main-belt Asteroid          SPK-ID: 2344492
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08435040208084187 5.7169e-08  
a 2.806713924456997 3.079e-08 au
q 2.569966476403152 1.7527e-07 au
i 5.763790259223701 7.4083e-06 deg
node 76.79606623787234 5.0076e-05 deg
peri 266.4976361308899 6.7904e-05 deg
M 274.405492337506 4.646e-05 deg
tp 2459408.856100696308
(2021-Jul-13.35610070)
0.00022393 TDB
period 1717.495669585903
4.70
2.8261e-05
7.737e-08
d
yr
n .2096075153929197 3.4491e-09 deg/d
Q 3.043461372510842 3.3387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6546 days (17.92 yr)  
   first obs. used      2002-08-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58695  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:02:37  

Additional Information
 Earth MOID = 1.57013 au 
 Jupiter MOID = 2.28181 au 
 T_jup = 3.310 
[ 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 16.6   n/a MPO434167  

344492 (2002 QU84)          Discovered 2002-Aug-30 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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