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JPL Small-Body Database Browser
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71901 (2000 WS23)
Classification: Main-belt Asteroid          SPK-ID: 2071901
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09259348059487797 3.7405e-08  
a 2.363625377442065 1.2494e-08 au
q 2.144769076922322 8.9331e-08 au
i 6.993277963779045 4.7415e-06 deg
node 159.9743564794501 3.3452e-05 deg
peri 92.44171803777994 4.4683e-05 deg
M 196.6454638036309 3.326e-05 deg
tp 2459202.775353671559
(2020-Dec-19.27535367)
0.00012544 TDB
period 1327.291744510371
3.63
1.0524e-05
2.881e-08
d
yr
n .2712289905282291 2.1506e-09 deg/d
Q 2.582481677961808 1.3651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      1999-06-12  
   last obs. used      2019-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57316  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:44:53  

Additional Information
 Earth MOID = 1.1441 au 
 Jupiter MOID = 2.45633 au 
 T_jup = 3.534 
[ 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 MPO417323  
diameter diameter 2.156 km 0.561 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.346   0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71901 (2000 WS23)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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