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39136 (2000 WC61)
Classification: Main-belt Asteroid          SPK-ID: 2039136
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1274861189119595 4.9382e-08  
a 2.725464964480571 1.9959e-08 au
q 2.378006013928421 1.4277e-07 au
i 4.506116953789822 5.6797e-06 deg
node 120.1201973158261 6.0955e-05 deg
peri 260.2562258901813 6.4586e-05 deg
M 84.71827986993819 2.2303e-05 deg
tp 2458213.746759946689
(2018-Apr-05.24675995)
0.00010033 TDB
period 1643.460734010931
4.50
1.8053e-05
4.943e-08
d
yr
n .2190499551038288 2.4062e-09 deg/d
Q 3.072923915032721 2.2503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      9427 days (25.81 yr)  
   first obs. used      1993-03-18  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:05:13  

Additional Information
 Earth MOID = 1.38473 au 
 Jupiter MOID = 2.39204 au 
 T_jup = 3.340 
[ 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 MPO426176  
diameter diameter 5.797 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39136 (2000 WC61)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WC61 = 1993 FA81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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