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452347 (2001 SW339)
Classification: Main-belt Asteroid          SPK-ID: 2452347
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2100836327965101 7.057e-08  
a 2.715528789618282 2.3638e-08 au
q 2.145040636531764 1.9067e-07 au
i 15.74354464346802 9.2239e-06 deg
node 215.6676018596298 2.1119e-05 deg
peri 119.0754914625907 2.9274e-05 deg
M 83.91720930410189 2.0665e-05 deg
tp 2458619.496841363353
(2019-May-15.99684136)
9.3196e-05 TDB
period 1634.481630724207
4.47
2.1342e-05
5.843e-08
d
yr
n .2202533165456812 2.8759e-09 deg/d
Q 3.286016942704801 2.8604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      6702 days (18.35 yr)  
   first obs. used      2001-09-21  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53678  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:34:39  

Additional Information
 Earth MOID = 1.18542 au 
 Jupiter MOID = 2.3689 au 
 T_jup = 3.276 
[ 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 16.5   n/a MPO503595  
diameter diameter 2.917 km 0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452347 (2001 SW339)          Discovered 2001-Sep-21 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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