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226849 (2004 SX46)
Classification: Main-belt Asteroid          SPK-ID: 2226849
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07191618326316371 4.9306e-08  
a 2.780975480748944 2.1494e-08 au
q 2.580978338425038 1.368e-07 au
i 3.570266541031216 6.3509e-06 deg
node 330.3939265308833 7.1022e-05 deg
peri 71.05491111328446 8.2221e-05 deg
M 105.5716381075167 4.056e-05 deg
tp 2458503.748798561648
(2019-Jan-20.24879856)
0.0001905 TDB
period 1693.924956773727
4.64
1.9638e-05
5.377e-08
d
yr
n .2125241726679918 2.4638e-09 deg/d
Q 2.980972623072849 2.3039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7457 days (20.42 yr)  
   first obs. used      1999-09-03  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:59:09  

Additional Information
 Earth MOID = 1.59164 au 
 Jupiter MOID = 2.30697 au 
 T_jup = 3.327 
[ 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 16.1   n/a MPO470427  
diameter diameter 4.300 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226849 (2004 SX46)          Discovered 2004-Sep-18 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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