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66183 (1998 WJ33)
Classification: Main-belt Asteroid          SPK-ID: 2066183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2589484273514197 4.8197e-08  
a 3.126220640450605 2.0502e-08 au
q 2.316690722052372 1.5343e-07 au
i 14.15486346838965 6.7376e-06 deg
node 230.8786965647363 2.3407e-05 deg
peri 87.25322379105565 2.7207e-05 deg
M 38.64053291255725 1.2847e-05 deg
tp 2458783.795229117192
(2019-Oct-27.29522912)
7.1293e-05 TDB
period 2018.960703630939
5.53
1.986e-05
5.437e-08
d
yr
n .1783095626143535 1.754e-09 deg/d
Q 3.935750558848837 2.581e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      10442 days (28.59 yr)  
   first obs. used      1991-06-05  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:46:44  

Additional Information
 Earth MOID = 1.35673 au 
 Jupiter MOID = 1.7151 au 
 T_jup = 3.116 
[ 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 13.9   n/a MPO333370  
diameter diameter 7.812 km 0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66183 (1998 WJ33)          Discovered 1998-Nov-23 by LONEOS at Anderson Mesa
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WJ33 = 2002 JU49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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