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357927 (2005 WO143)
Classification: Main-belt Asteroid          SPK-ID: 2357927
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 .09612541428421577 5.8121e-08  
a 3.110262124612821 4.1602e-08 au
q 2.811286889351909 1.8303e-07 au
i 10.83052479900405 7.534e-06 deg
node 69.49180808032196 2.9101e-05 deg
peri 149.5505676058654 4.9749e-05 deg
M 89.83546088766596 3.6887e-05 deg
tp 2458500.535447473086
(2019-Jan-17.03544747)
0.00020571 TDB
period 2003.52107209371
5.49
4.0198e-05
1.101e-07
d
yr
n .1796836604387667 3.6051e-09 deg/d
Q 3.409237359873734 4.5601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      5044 days (13.81 yr)  
   first obs. used      2005-10-28  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:33:46  

Additional Information
 Earth MOID = 1.80827 au 
 Jupiter MOID = 1.59974 au 
 T_jup = 3.185 
[ 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 15.5   n/a MPO437512  

357927 (2005 WO143)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2005 WO143 = 2008 HP70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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