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JPL Small-Body Database Browser
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160817 (2000 WK72)
Classification: Inner Main-belt Asteroid          SPK-ID: 2160817
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0428479166569157 7.8874e-08  
a 1.898277801010432 9.1872e-09 au
q 1.816940552001064 1.5152e-07 au
i 23.50229661452282 6.3561e-06 deg
node 293.1099437438564 1.6361e-05 deg
peri 238.8052384621072 8.4665e-05 deg
M 307.6922508325445 8.9432e-05 deg
tp 2458739.303881895646
(2019-Sep-12.80388190)
0.00023774 TDB
period 955.2962663804
2.62
6.9351e-06
1.899e-08
d
yr
n .3768464430035233 2.7358e-09 deg/d
Q 1.979615050019801 9.5808e-09 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      6673 days (18.27 yr)  
   first obs. used      2000-11-19  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:51:41  

Additional Information
 Earth MOID = .863944 au 
 Jupiter MOID = 3.14443 au 
 T_jup = 3.848 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO359835  
diameter diameter 2.258 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.240   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160817 (2000 WK72)          Discovered 2000-Nov-19 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 2000 WK72 = 2002 OK11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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