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118974 (2000 WU173)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0771787732976668 4.8634e-08  
a 3.210243196084682 2.4654e-08 au
q 2.962480564223685 1.5329e-07 au
i 14.33090892444852 5.0204e-06 deg
node 91.93957830749873 1.9822e-05 deg
peri 332.0928817584921 3.5992e-05 deg
M 129.342165254561 3.0881e-05 deg
tp 2458245.680772577060
(2018-May-07.18077258)
0.00017795 TDB
period 2100.899744004219
5.75
2.4202e-05
6.626e-08
d
yr
n .1713551543939248 1.974e-09 deg/d
Q 3.458005827945678 2.6557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      891  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-26 08:53:16  

Additional Information
 Earth MOID = 1.98452 au 
 Jupiter MOID = 1.80874 au 
 T_jup = 3.138 
[ 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 14.1   n/a MPO385522  
diameter diameter 5.877 km 1.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.154   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118974 (2000 WU173)          Discovered 2000-Nov-26 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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