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11590 (1994 WH3)
Classification: Main-belt Asteroid          SPK-ID: 2011590
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1762530883006544 6.1198e-08  
a 3.154656012421807 3.5923e-08 AU
q 2.598638147706235 2.0003e-07 AU
i 1.968592929896799 5.2931e-06 deg
node 111.3727650870035 0.00016836 deg
peri 260.3260172544113 0.00016922 deg
M 246.3021273412517 2.0964e-05 deg
tp 2457646.862690803000
(2016-Sep-15.36269080)
0.00012707 JED
period 2046.569238700492
5.60
3.4957e-05
9.571e-08
d
yr
n .1759041390794033 3.0046e-09 deg/d
Q 3.710673877137378 4.2254e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1232  
   data-arc span      11612 days (31.79 yr)  
   first obs. used      1982-08-14  
   last obs. used      2014-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54814  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:47:45  

Additional Information
 Earth MOID = 1.59964 AU 
 T_jup = 3.181 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO259425  

11590 (1994 WH3)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WH3 = 1982 PN = 1988 TQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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