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JPL Small-Body Database Browser
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243855 (2000 WA73)
Classification: Main-belt Asteroid          SPK-ID: 2243855
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2863453773980529 5.8602e-08  
a 3.106857348626358 2.4789e-08 au
q 2.217223108612029 1.8567e-07 au
i 12.15797625019508 5.3555e-06 deg
node 254.8115480050803 3.2626e-05 deg
peri 81.4156003825012 3.4428e-05 deg
M 173.9042650967517 9.3443e-06 deg
tp 2457634.253065343417
(2016-Sep-02.75306534)
4.863e-05 TDB
period 2000.232117842791
5.48
2.3939e-05
6.554e-08
d
yr
n .1799791118184086 2.154e-09 deg/d
Q 3.996491588640686 3.1887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      7198 days (19.71 yr)  
   first obs. used      1999-06-15  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58671  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:12:42  

Additional Information
 Earth MOID = 1.24624 au 
 Jupiter MOID = 1.68808 au 
 T_jup = 3.122 
[ 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 15.1   n/a MPO433597  
diameter diameter 6.450 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243855 (2000 WA73)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2000 WA73 = 2005 QY13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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