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47046 (1998 WM9)
Classification: Main-belt Asteroid          SPK-ID: 2047046
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1576091320913843 4.2732e-08  
a 2.552661462182917 1.1733e-08 au
q 2.150338704605144 1.1352e-07 au
i 9.299867085182097 4.8903e-06 deg
node 51.08030546279427 3.516e-05 deg
peri 7.988367791031235 4.4199e-05 deg
M 357.7068049117774 2.7428e-05 deg
tp 2458609.989137981266
(2019-May-06.48913798)
0.00011354 TDB
period 1489.663784298244
4.08
1.0271e-05
2.812e-08
d
yr
n .2416652695692606 1.6662e-09 deg/d
Q 2.954984219760691 1.3583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1214  
   data-arc span      25518 days (69.86 yr)  
   first obs. used      1949-11-23  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54214  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:30:10  

Additional Information
 Earth MOID = 1.16256 au 
 Jupiter MOID = 2.39742 au 
 T_jup = 3.404 
[ 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 14.6   n/a MPO459176  
diameter diameter 6.718 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47046 (1998 WM9)          Discovered 1998-Nov-26 by Korlevic, K. at Visnjan
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WM9 = 2000 FY43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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