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118955 (2000 WU100)
Classification: Main-belt Asteroid          SPK-ID: 2118955
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153756375660845 5.3545e-08  
a 2.98400540728225 1.6548e-08 au
q 2.341323340188191 1.6819e-07 au
i 1.753094219662762 5.2736e-06 deg
node 45.84172653334942 0.00013663 deg
peri 13.47883778529141 0.00013741 deg
M 332.6520938570279 1.4861e-05 deg
tp 2459343.527456500791
(2021-May-09.02745650)
7.8272e-05 TDB
period 1882.772453258428
5.15
1.5661e-05
4.288e-08
d
yr
n .1912073864140961 1.5905e-09 deg/d
Q 3.626687474376308 2.0112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      8711 days (23.85 yr)  
   first obs. used      1997-04-07  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49203  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:39  

Additional Information
 Earth MOID = 1.35318 au 
 Jupiter MOID = 1.72858 au 
 T_jup = 3.222 
[ 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 15.14   n/a E2021B55  
diameter diameter 4.709 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118955 (2000 WU100)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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