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JPL Small-Body Database Browser
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71979 (2000 WN143)
Classification: Main-belt Asteroid          SPK-ID: 2071979
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1381074324725212 4.5472e-08  
a 2.455642212797694 1.2561e-08 au
q 2.116499771717064 1.1019e-07 au
i 13.10394903920458 4.8771e-06 deg
node 298.5873168575972 2.1934e-05 deg
peri 241.2469455480989 2.8346e-05 deg
M 219.5002908315751 2.0593e-05 deg
tp 2459149.053495585459
(2020-Oct-26.55349559)
8.2212e-05 TDB
period 1405.549232660944
3.85
1.0785e-05
2.953e-08
d
yr
n .2561276344041388 1.9653e-09 deg/d
Q 2.794784653878323 1.4296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      6980 days (19.11 yr)  
   first obs. used      1999-10-03  
   last obs. used      2018-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54562  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:39:04  

Additional Information
 Earth MOID = 1.1563 au 
 Jupiter MOID = 2.30841 au 
 T_jup = 3.444 
[ 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 15.0   n/a MPO319908  
diameter diameter 2.911 km 0.601 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71979 (2000 WN143)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WN143 = 1999 TX268 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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