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39104 (2000 WO18)
Classification: Main-belt Asteroid          SPK-ID: 2039104
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522457750260143 3.3361e-08  
a 3.103988764633351 1.8669e-08 au
q 2.631419589489706 1.0003e-07 au
i 1.5584755537941 5.0706e-06 deg
node 31.65933030712729 0.00014186 deg
peri 62.00159703647356 0.00014296 deg
M 197.0035654843515 1.8648e-05 deg
tp 2459904.886855208319
(2022-Nov-21.38685521)
0.00010656 TDB
period 1997.462514087924
5.47
1.8021e-05
4.934e-08
d
yr
n .1802286638477329 1.626e-09 deg/d
Q 3.576557939776996 2.1512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      10365 days (28.38 yr)  
   first obs. used      1991-03-13  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:06:03  

Additional Information
 Earth MOID = 1.6486 au 
 Jupiter MOID = 1.60998 au 
 T_jup = 3.202 
[ 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 14.6   n/a MPO436043  
diameter diameter 7.102 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39104 (2000 WO18)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WO18 = 1999 QX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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