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43084 (1999 WQ1)
Classification: Main-belt Asteroid          SPK-ID: 2043084
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2756326797509858 1.9351e-08  
a 2.662134215134937 1.384e-08 au
q 1.928363027560507 5.4753e-08 au
i 18.58843200547938 1.0746e-06 deg
node 109.1166099647053 2.1078e-06 deg
peri 315.6705481228182 4.0676e-06 deg
M 291.2585341777189 7.3676e-06 deg
tp 2459503.442102791061
(2021-Oct-15.94210279)
3.3814e-05 TDB
period 1586.51195025045
4.34
1.2372e-05
3.387e-08
d
yr
n .2269128826563012 1.7695e-09 deg/d
Q 3.395905402709367 1.7655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1787  
   data-arc span      13818 days (37.83 yr)  
   first obs. used      1983-01-11  
   last obs. used      2020-11-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44866  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:15:36  

Additional Information
 Earth MOID = .981525 au 
 Jupiter MOID = 2.01314 au 
 T_jup = 3.258 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.49   n/a E2021B10  
diameter diameter 13.228 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43084 (1999 WQ1)          Discovered 1999-Nov-30 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 WQ1 = 1983 BC = 2017 UZ86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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