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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456477965638901 1.2995e-07  
a 2.351836473211295 3.4599e-08 au
q 2.00929667300948 2.9489e-07 au
i 22.66191367995902 1.2643e-05 deg
node 286.4523306865433 2.316e-05 deg
peri 32.75844394349082 3.6591e-05 deg
M 145.8962942751396 3.3251e-05 deg
tp 2458466.611127640397
(2018-Dec-14.11112764)
0.00011557 TDB
period 1317.374063572823
3.61
2.9071e-05
7.959e-08
d
yr
n .2732709030445395 6.0303e-09 deg/d
Q 2.69437627341311 3.9638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      7592 days (20.79 yr)  
   first obs. used      1999-03-22  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49871  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:51:32  

Additional Information
 Earth MOID = 1.0161 au 
 Jupiter MOID = 2.58332 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 16.9   n/a MPO495220  
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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