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344554 (2002 WG19)
Classification: Main-belt Asteroid          SPK-ID: 2344554
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 .07008087958263265 3.5528e-08  
a 2.221282043041413 1.1284e-08 au
q 2.065612643663964 7.8274e-08 au
i 6.444247644261917 3.8377e-06 deg
node 224.6180035189554 3.7072e-05 deg
peri 174.4736878237675 4.7822e-05 deg
M 183.3693456585713 3.0864e-05 deg
tp 2459793.790729859874
(2022-Aug-02.29072986)
0.00010486 TDB
period 1209.216279846268
3.31
9.2141e-06
2.523e-08
d
yr
n .2977134909610777 2.2686e-09 deg/d
Q 2.376951442418862 1.2075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2002-11-02  
   last obs. used      2020-02-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:32:47  

Additional Information
 Earth MOID = 1.07228 au 
 Jupiter MOID = 2.88052 au 
 T_jup = 3.638 
[ 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 17.63   n/a E2021B25  

344554 (2002 WG19)          Discovered 2002-Nov-25 by Hoenig, S. F. at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2002 WG19 = 2004 JC47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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