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227240 (2005 SW32)
Classification: Main-belt Asteroid          SPK-ID: 2227240
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676774281027489 5.5552e-08  
a 2.384902152717852 1.1617e-08 au
q 1.985007893473414 1.3684e-07 au
i 2.90410993208678 5.3364e-06 deg
node 132.9995255760142 0.00011886 deg
peri 328.2070416538949 0.00012137 deg
M 342.8087511855181 2.1356e-05 deg
tp 2459264.740542606421
(2021-Feb-19.24054261)
7.9796e-05 TDB
period 1345.253947975542
3.68
9.8293e-06
2.691e-08
d
yr
n .2676074658927855 1.9553e-09 deg/d
Q 2.784796411962291 1.3565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1997-08-05  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53803  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:11:16  

Additional Information
 Earth MOID = 1.0024 au 
 Jupiter MOID = 2.36079 au 
 T_jup = 3.515 
[ 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 17.3   n/a MPO391180  

227240 (2005 SW32)          Discovered 2005-Sep-23 by Spacewatch at Kitt Peak
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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