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26992 (1997 WE47)
Classification: Main-belt Asteroid          SPK-ID: 2026992
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07593930886280575 4.2136e-08  
a 3.063176855899143 2.0419e-08 au
q 2.830561322537619 1.322e-07 au
i 11.78451529954624 4.5967e-06 deg
node 86.84106469241559 2.2353e-05 deg
peri 339.3300128707332 3.8804e-05 deg
M 67.38737610801249 3.0404e-05 deg
tp 2458633.950542996177
(2019-May-30.45054300)		 0.00016566 TDB
period 1958.197694325809
5.36		 1.9579e-05
5.36e-08		 d
yr
n .1838425206214662 1.8382e-09 deg/d
Q 3.295792389260666 2.1969e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1201  
   data-arc span      8186 days (22.41 yr)  
   first obs. used      1997-11-26  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51541  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 06:07:11  

Additional Information
 Earth MOID = 1.84815 au 
 Jupiter MOID = 1.96374 au 
 T_jup = 3.197 
[ 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 13.9   n/a MPO337487  

26992 (1997 WE47)          Discovered 1997-Nov-26 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 WE47 = 1999 CP52 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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