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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760419561789125 5.0146e-08  
a 3.154330549805109 1.7357e-08 au
q 2.599036029382513 1.5779e-07 au
i 1.968687042675163 3.9521e-06 deg
node 111.3693225291915 0.00014009 deg
peri 259.7688586319767 0.00014045 deg
M 238.6846946311078 1.2205e-05 deg
tp 2459690.060419243006
(2022-Apr-20.56041924)
7.2216e-05 TDB
period 2046.252533203751
5.60
1.6889e-05
4.624e-08
d
yr
n .1759313643640845 1.4521e-09 deg/d
Q 3.709625070227706 2.0412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1875  
   data-arc span      13677 days (37.45 yr)  
   first obs. used      1982-08-14  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:05:36  

Additional Information
 Earth MOID = 1.5999 au 
 Jupiter MOID = 1.75392 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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