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115994 (2003 WP68)
Classification: Main-belt Asteroid          SPK-ID: 2115994
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04833791828498064 3.1161e-08  
a 2.397634721964764 1.3453e-08 au
q 2.281738050697199 7.1862e-08 au
i .522495100936981 4.8402e-06 deg
node 195.7238950425357 0.00038334 deg
peri 278.9187590435725 0.0003879 deg
M 169.8445204536318 6.1125e-05 deg
tp 2458560.732763706792
(2019-Mar-18.23276371)
0.00022758 TDB
period 1356.041422180775
3.71
1.1413e-05
3.125e-08
d
yr
n .2654786160005723 2.2343e-09 deg/d
Q 2.513531393232329 1.4103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      7587 days (20.77 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51031  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:46:06  

Additional Information
 Earth MOID = 1.29809 au 
 Jupiter MOID = 2.5127 au 
 T_jup = 3.526 
[ 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 16.84   n/a E2021B55  

115994 (2003 WP68)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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