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46590 (1992 WP1)
Classification: Main-belt Asteroid          SPK-ID: 2046590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194528630441828 4.2314e-08  
a 3.052285218916054 2.2361e-08 au
q 2.687681010689091 1.341e-07 au
i 12.91547357405513 4.513e-06 deg
node 95.55438991622904 2.3469e-05 deg
peri 324.7699323960334 3.2311e-05 deg
M 339.2471951808883 2.2459e-05 deg
tp 2458712.782066746263
(2019-Aug-17.28206675)
0.00012165 TDB
period 1947.762935226446
5.33
2.1404e-05
5.86e-08
d
yr
n .1848274209808529 2.031e-09 deg/d
Q 3.416889427143017 2.5032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1387  
   data-arc span      9840 days (26.94 yr)  
   first obs. used      1992-11-17  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49508  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:27:56  

Additional Information
 Earth MOID = 1.71222 au 
 Jupiter MOID = 1.89125 au 
 T_jup = 3.187 
[ 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 13.0   n/a MPO459173  
diameter diameter 9.119 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.212   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46590 (1992 WP1)          Discovered 1992-Nov-17 by Endate, K., Watanabe, K. at Kitami
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 WP1 = 1998 YJ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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