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JPL Small-Body Database Browser
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47040 (1998 WB3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2047040
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679814491323436 4.0544e-08  
a 3.203889843721776 2.1275e-08 au
q 2.665695784912995 1.3054e-07 au
i 2.847036047311073 4.4044e-06 deg
node 103.7986390191784 0.00010023 deg
peri 22.34045130160234 0.00010131 deg
M 269.1815461281801 1.4875e-05 deg
tp 2459528.928696072174
(2021-Nov-10.42869607)
8.9033e-05 TDB
period 2094.666034003147
5.73
2.0864e-05
5.712e-08
d
yr
n .1718651060150141 1.7119e-09 deg/d
Q 3.742083902530557 2.4849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1402  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1993-01-26  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52133  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:40:04  

Additional Information
 Earth MOID = 1.68133 au 
 Jupiter MOID = 1.32768 au 
 T_jup = 3.169 
[ 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 13.4   n/a MPO359054  
diameter diameter 9.845 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47040 (1998 WB3)          Discovered 1998-Nov-19 by ODAS at Caussols
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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