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JPL Small-Body Database Browser
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11590 (1994 WH3)
Classification: Main-belt Asteroid          SPK-ID: 2011590
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761181025736059 5.0828e-08  
a 3.153602824878176 1.782e-08 au
q 2.598196279089868 1.5929e-07 au
i 1.968666765518343 4.0001e-06 deg
node 111.3711762243632 0.0001405 deg
peri 259.9061938161864 0.00014087 deg
M 168.111817196933 1.1946e-05 deg
tp 2457645.277238002684
(2016-Sep-13.77723800)		 6.4947e-05 TDB
period 2045.544448051493
5.60		 1.7338e-05
4.747e-08		 d
yr
n .1759922647209755 1.4917e-09 deg/d
Q 3.709009370666483 2.0959e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1861  
   data-arc span      13409 days (36.71 yr)  
   first obs. used      1982-08-14  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50187  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:12:57  

Additional Information
 Earth MOID = 1.59828 au 
 Jupiter MOID = 1.75122 au 
 T_jup = 3.182 
[ 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 MPO319230  
diameter diameter 15.359 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11590 (1994 WH3)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro
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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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