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JPL Small-Body Database Browser
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447299 (2005 WM83)
Classification: Main-belt Asteroid          SPK-ID: 2447299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455284579493049 1.3091e-07  
a 2.351343863748506 3.4942e-08 au
q 2.009156417148625 2.9782e-07 au
i 22.66111931321364 1.2875e-05 deg
node 286.4543347132867 2.3748e-05 deg
peri 32.66514383003194 3.6969e-05 deg
M 36.68134506210117 3.208e-05 deg
tp 2458466.311469532880
(2018-Dec-13.81146953)
0.00011588 TDB
period 1316.960184703649
3.61
2.9356e-05
8.037e-08
d
yr
n .2733567834330614 6.0933e-09 deg/d
Q 2.693531310348386 4.0027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      7504 days (20.54 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:20:38  

Additional Information
 Earth MOID = 1.01508 au 
 Jupiter MOID = 2.58158 au 
 T_jup = 3.440 
[ 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 16.8   n/a MPO456119  
diameter diameter 3.008 km 0.270 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

447299 (2005 WM83)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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