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259638 (2003 WA42)
Classification: Main-belt Asteroid          SPK-ID: 2259638
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176525826816386 4.083e-08  
a 2.311315321234892 1.276e-08 au
q 1.808251572176477 9.3057e-08 au
i 5.010196517329366 5.8982e-06 deg
node 275.5076565829246 5.6626e-05 deg
peri 69.03356739720623 5.8788e-05 deg
M 310.2599782091181 1.5456e-05 deg
tp 2459177.833462753675
(2020-Nov-24.33346275)
5.578e-05 TDB
period 1283.47443955133
3.51
1.0628e-05
2.91e-08
d
yr
n .2804886399808997 2.3227e-09 deg/d
Q 2.814379070293308 1.5537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      7770 days (21.27 yr)  
   first obs. used      1999-07-13  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49925  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:08:38  

Additional Information
 Earth MOID = .807932 au 
 Jupiter MOID = 2.61753 au 
 T_jup = 3.547 
[ 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 17.1   n/a MPO433692  

259638 (2003 WA42)          Discovered 2003-Nov-20 by Needville at Needville
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2003 WA42 = 2006 LD5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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