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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07618119274772617 3.945e-08  
a 3.061860353202635 1.7613e-08 au
q 2.828604179468684 1.2126e-07 au
i 11.78459526168039 3.8259e-06 deg
node 86.83124147941619 2.1753e-05 deg
peri 339.0417501921843 3.543e-05 deg
M 140.4983247992929 2.7829e-05 deg
tp 2458632.760695966126
(2019-May-29.26069597)		 0.00015038 TDB
period 1956.935428553795
5.36		 1.6886e-05
4.623e-08		 d
yr
n .1839611030324314 1.5874e-09 deg/d
Q 3.295116526936586 1.8955e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1498  
   data-arc span      8614 days (23.58 yr)  
   first obs. used      1997-11-26  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:23:21  

Additional Information
 Earth MOID = 1.84602 au 
 Jupiter MOID = 1.96615 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 13.96   n/a E2021B10  

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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