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JPL Small-Body Database Browser
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56034 (1998 WS19)
Classification: Main-belt Asteroid          SPK-ID: 2056034
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2494632941857475 3.572e-08  
a 2.627980595819306 1.1867e-08 au
q 1.972395899329999 9.2173e-08 au
i 11.76387647890226 6.1331e-06 deg
node 14.17851594581005 2.3169e-05 deg
peri 75.14610964277342 2.7501e-05 deg
M 305.3640019081885 1.2828e-05 deg
tp 2458836.660923585919
(2019-Dec-19.16092359)
5.5964e-05 TDB
period 1556.079058866367
4.26
1.054e-05
2.886e-08
d
yr
n .2313507131586661 1.5671e-09 deg/d
Q 3.283565292308614 1.4828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      998  
   data-arc span      9021 days (24.70 yr)  
   first obs. used      1995-03-27  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52919  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:40:18  

Additional Information
 Earth MOID = 1.02576 au 
 Jupiter MOID = 2.10899 au 
 T_jup = 3.327 
[ 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 14.5   n/a MPO309575  
diameter diameter 3.024 km 0.353 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56034 (1998 WS19)          Discovered 1998-Nov-25 by LINEAR at Socorro
Reference: 20030318/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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