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115909 (2003 WF3)
Classification: Main-belt Asteroid          SPK-ID: 2115909
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04852485696501701 4.5577e-08  
a 3.008357671386473 2.3897e-08 au
q 2.862377545682833 1.4053e-07 au
i 9.15269951720486 5.8867e-06 deg
node 230.8021139533726 3.8652e-05 deg
peri 251.2426787581092 8.6005e-05 deg
M 29.16712586581319 7.4444e-05 deg
tp 2459046.087033694497
(2020-Jul-15.58703369)
0.00039449 TDB
period 1905.867178196558
5.22
2.2709e-05
6.217e-08
d
yr
n .1888903928450318 2.2507e-09 deg/d
Q 3.154337797090113 2.5057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      8134 days (22.27 yr)  
   first obs. used      1998-12-15  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:57:14  

Additional Information
 Earth MOID = 1.89497 au 
 Jupiter MOID = 1.95998 au 
 T_jup = 3.229 
[ 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 15.27   n/a MPCxxxxx  
diameter diameter 3.277 km 0.609 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.150   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115909 (2003 WF3)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 WF3 = 1998 XG14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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