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226477 (2003 SF180)
Classification: Main-belt Asteroid          SPK-ID: 2226477
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1351168941373806 6.0315e-08  
a 3.069039739686271 2.5426e-08 au
q 2.654360622075667 1.9059e-07 au
i 9.439705376831556 6.5797e-06 deg
node 227.2490711247562 3.1385e-05 deg
peri 122.8040727244767 3.9178e-05 deg
M 50.41490655642348 2.077e-05 deg
tp 2458725.483557059889
(2019-Aug-29.98355706)
0.00011353 TDB
period 1963.822333928841
5.38
2.4404e-05
6.681e-08
d
yr
n .183315972010452 2.278e-09 deg/d
Q 3.483718857296874 2.8861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      7691 days (21.06 yr)  
   first obs. used      1998-11-15  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:35:50  

Additional Information
 Earth MOID = 1.6641 au 
 Jupiter MOID = 2.07616 au 
 T_jup = 3.197 
[ 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 15.7   n/a MPO454626  
diameter diameter 4.592 km 0.338 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226477 (2003 SF180)          Discovered 2003-Sep-19 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 SF180 = 1998 VW47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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