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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06997114228511887 3.551e-08  
a 2.221573165262634 1.1305e-08 au
q 2.066127153219241 7.824e-08 au
i 6.443830975930681 3.8374e-06 deg
node 224.6208902670537 3.7074e-05 deg
peri 174.5532520739549 4.786e-05 deg
M 123.744970053709 3.0814e-05 deg
tp 2458584.767083234396
(2019-Apr-11.26708323)
0.00010285 TDB
period 1209.454008277336
3.31
9.2315e-06
2.527e-08
d
yr
n .297654972852386 2.2719e-09 deg/d
Q 2.377019177306028 1.2096e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51867  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:02:26  

Additional Information
 Earth MOID = 1.07388 au 
 Jupiter MOID = 2.88085 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 17.4   n/a MPO455508  

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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