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101464 (1998 WS11)
Classification: Main-belt Asteroid          SPK-ID: 2101464
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04245051677512852 4.839e-08  
a 2.634504429945947 1.2915e-08 au
q 2.522668355448376 1.3e-07 au
i 4.494221853245033 4.0155e-06 deg
node 108.7280627914438 6.7873e-05 deg
peri 275.8714958311525 8.3669e-05 deg
M 41.44003905632186 4.8053e-05 deg
tp 2458820.710434884513
(2019-Dec-03.21043488)
0.00020859 TDB
period 1561.876989392013
4.28
1.1486e-05
3.145e-08
d
yr
n .2304919032965177 1.695e-09 deg/d
Q 2.746340504443518 1.3464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      10402 days (28.48 yr)  
   first obs. used      1992-04-27  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54557  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:27  

Additional Information
 Earth MOID = 1.53059 au 
 Jupiter MOID = 2.43517 au 
 T_jup = 3.393 
[ 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 15.5   n/a MPO366387  
diameter diameter 4.478 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101464 (1998 WS11)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 WS11 = 2002 SN41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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