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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196492054421009 4.1756e-08  
a 3.05272040531344 2.0903e-08 au
q 2.687464834380799 1.311e-07 au
i 12.91555382957098 4.5012e-06 deg
node 95.55380626224644 2.1684e-05 deg
peri 324.6702273924367 3.0342e-05 deg
M 53.24293740837672 2.0618e-05 deg
tp 2458712.370000792621
(2019-Aug-16.87000079)
0.00011162 TDB
period 1948.17951006469
5.33
2.001e-05
5.478e-08
d
yr
n .1847878997495698 1.898e-09 deg/d
Q 3.417975976246081 2.3404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1544  
   data-arc span      10018 days (27.43 yr)  
   first obs. used      1992-11-17  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:34:08  

Additional Information
 Earth MOID = 1.71231 au 
 Jupiter MOID = 1.89057 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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