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351121 (2003 WE66)
Classification: Main-belt Asteroid          SPK-ID: 2351121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08775610244914156 8.4064e-08  
a 2.683319506925033 2.7096e-08 au
q 2.44784184537154 2.2774e-07 au
i 8.221413811059968 9.3381e-06 deg
node 23.73617499337461 4.123e-05 deg
peri 6.212001493328969 5.2988e-05 deg
M 214.4218910519556 3.5338e-05 deg
tp 2459249.732992437537
(2021-Feb-04.23299244)
0.0001622 TDB
period 1605.487795977123
4.40
2.4318e-05
6.658e-08
d
yr
n .2242309165488852 3.3964e-09 deg/d
Q 2.918797168478526 2.9474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      5703 days (15.61 yr)  
   first obs. used      2003-11-19  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62079  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:36:53  

Additional Information
 Earth MOID = 1.45218 au 
 Jupiter MOID = 2.48631 au 
 T_jup = 3.355 
[ 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 16.5   n/a MPO437486  
diameter diameter 3.355 km 0.828 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

351121 (2003 WE66)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2003 WE66 = 2007 UA66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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