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118933 (2000 WA27)
Classification: Main-belt Asteroid          SPK-ID: 2118933
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07920094016518246 3.7521e-08  
a 2.970408633465936 1.9242e-08 au
q 2.735149477020659 1.1395e-07 au
i 9.57935355371332 3.89e-06 deg
node 256.0562242585301 2.6167e-05 deg
peri 249.1243690315231 3.9899e-05 deg
M 254.7992764382674 3.2627e-05 deg
tp 2459746.935556028270
(2022-Jun-16.43555603)
0.00017191 TDB
period 1869.918699320945
5.12
1.817e-05
4.975e-08
d
yr
n .1925217391166434 1.8707e-09 deg/d
Q 3.205667789911213 2.0766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      7413 days (20.30 yr)  
   first obs. used      2000-10-25  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:33  

Additional Information
 Earth MOID = 1.76611 au 
 Jupiter MOID = 1.94024 au 
 T_jup = 3.237 
[ 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 14.6   n/a MPO453660  
diameter diameter 4.234 km 0.602 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.171   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

118933 (2000 WA27)          Discovered 2000-Nov-26 by Yeung, W. K. Y. at Desert Beaver
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 WA27 = 2002 CH42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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