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447662 (2006 WL57)
Classification: Main-belt Asteroid          SPK-ID: 2447662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05559514240924771 5.4305e-08  
a 2.721595725782594 3.877e-08 au
q 2.570288223827311 1.4718e-07 au
i 12.01356879311582 6.5317e-06 deg
node 223.5834828401669 2.6125e-05 deg
peri 339.948323647638 6.0227e-05 deg
M 244.6039552205596 5.381e-05 deg
tp 2459726.180988672037
(2022-May-26.68098867)
0.0002447 TDB
period 1639.962238598755
4.49
3.5042e-05
9.594e-08
d
yr
n .2195172495603297 4.6906e-09 deg/d
Q 2.872903227737878 4.0925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      5220 days (14.29 yr)  
   first obs. used      2006-09-30  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50773  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:02:29  

Additional Information
 Earth MOID = 1.56647 au 
 Jupiter MOID = 2.1087 au 
 T_jup = 3.324 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.66   n/a MPCxxxxx  

447662 (2006 WL57)          Discovered 2006-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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