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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06997114103352747 3.5746e-08  
a 2.221573165517471 1.1344e-08 au
q 2.066127156236748 7.8878e-08 au
i 6.443830925250931 3.8707e-06 deg
node 224.6208900188813 3.7075e-05 deg
peri 174.5532523221775 4.7863e-05 deg
M 123.7449698985913 3.0828e-05 deg
tp 2458584.767083683996
(2019-Apr-11.26708368)
0.00010289 TDB
period 1209.454008485441
3.31
9.2639e-06
2.536e-08
d
yr
n .2976549728011701 2.2799e-09 deg/d
Q 2.377019174798194 1.2138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      6302 days (17.25 yr)  
   first obs. used      2002-11-02  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5189  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:04:21  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1942-Mar-26 08:22 < 00:01 Hebe 0.0310073736171779 0.0309968313961375 0.0310179194620495 5.9081526818633 5.90815264792885 2430444.848504866 0.840807918000957 746.644034108212 43.7944611385723 45.3518854710818 75456.6989392243 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 23:04:24 2020-Feb-25 23:04

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