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136215 (2003 WK61)
Classification: Main-belt Asteroid          SPK-ID: 2136215
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05219783970602442 4.5393e-08  
a 2.533964945640366 1.9346e-08 au
q 2.401697449587145 1.1539e-07 au
i 12.88385479758665 5.1343e-06 deg
node 61.79803644203677 2.1208e-05 deg
peri 193.85649632 5.0453e-05 deg
M 100.1098261964622 4.6053e-05 deg
tp 2458190.792855328296
(2018-Mar-13.29285533)
0.00018874 TDB
period 1473.327621130421
4.03
1.6872e-05
4.619e-08
d
yr
n .244344838742511 2.7982e-09 deg/d
Q 2.666232441693586 2.0356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      6843 days (18.74 yr)  
   first obs. used      1999-11-12  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5783  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:24:11  

Additional Information
 Earth MOID = 1.38885 au 
 Jupiter MOID = 2.35016 au 
 T_jup = 3.412 
[ 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 15.6   n/a MPO453845  
diameter diameter 2.350 km 0.344 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136215 (2003 WK61)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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