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JPL Small-Body Database Browser
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268457 (2005 WT93)
Classification: Main-belt Asteroid          SPK-ID: 2268457
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2470972389964484 7.5797e-08  
a 3.102814831116793 4.6741e-08 au
q 2.336117853230602 2.406e-07 au
i 23.8548668040458 9.5603e-06 deg
node 281.9008014978718 2.0219e-05 deg
peri 270.52057572 2.9725e-05 deg
M 175.5054606442918 2.8688e-05 deg
tp 2458027.259108984062
(2017-Sep-30.75910898)
0.00014643 TDB
period 1996.329455958344
5.47
4.5109e-05
1.235e-07
d
yr
n .1803309563586943 4.0748e-09 deg/d
Q 3.869511809002983 5.829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      6335 days (17.34 yr)  
   first obs. used      2002-06-23  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55066  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:16:32  

Additional Information
 Earth MOID = 1.4772 au 
 Jupiter MOID = 1.94449 au 
 T_jup = 3.046 
[ 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 14.5   n/a MPO454994  

268457 (2005 WT93)          Discovered 2005-Nov-25 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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