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447655 (2006 WA)
Classification: Amor [NEO]          SPK-ID: 2447655
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1426665115552119 2.1247e-07  
a 1.492607017763043 2.0683e-08 au
q 1.279661981415962 3.3139e-07 au
i 28.22594598945417 3.4318e-05 deg
node 58.12719053307723 1.9062e-05 deg
peri 270.4386935073904 0.00013883 deg
M 222.7994617526728 0.0001155 deg
tp 2459254.345787058729
(2021-Feb-08.84578706)
0.00021034 TDB
period 666.0650498061926
1.82
1.3844e-05
3.79e-08
d
yr
n .5404877498147523 1.1234e-08 deg/d
Q 1.705552054110125 2.3633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      3315 days (9.08 yr)  
   first obs. used      2006-11-16  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59433  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:20:18  

Additional Information
 Earth MOID = .423657 au 
 Jupiter MOID = 3.55456 au 
 T_jup = 4.420 
[ 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 19.9   n/a MPO260770  

447655 (2006 WA)          Discovered 2006-Nov-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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