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214448 (2005 SX23)
Classification: Main-belt Asteroid          SPK-ID: 2214448
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07539152782435878 5.951e-08  
a 3.105560099819428 3.6973e-08 au
q 2.871427179143673 2.063e-07 au
i 11.28155499927577 4.6056e-06 deg
node 145.6856934652444 3.7675e-05 deg
peri 153.8586025032138 6.6448e-05 deg
M 298.9148163346317 5.3247e-05 deg
tp 2459339.688967204802
(2021-May-05.18896720)		 0.00029484 TDB
period 1998.979472054148
5.47		 3.5698e-05
9.774e-08		 d
yr
n .1800918944055311 3.2161e-09 deg/d
Q 3.339693020495183 3.976e-08 au
   Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      6317 days (17.30 yr)  
   first obs. used      2003-03-09  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57873  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:48:18  

Additional Information
 Earth MOID = 1.86101 au 
 Jupiter MOID = 1.94635 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457793.5 (2017-Feb-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07432154319843552 5.9484e-08  
q 2.876751027667454 2.0636e-07 au
tp 2457340.216077168853
(2015-Nov-13.71607717)		 0.00030644 TDB
node 145.7028002652913 3.7683e-05 deg
peri 153.9096807892806 6.7129e-05 deg
i 11.27810220086437 4.6045e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      6317 days (17.30 yr)  
   first obs. used      2003-03-09  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57873  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:48:18  

Additional Information
 Jupiter MOID = 1.94635 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.538348735439618E-15 -1.215935242588784E-14 -6.196270296189412E-13 -7.746148089927202E-15 5.374768643621024E-14 -8.048267632541964E-15
q -1.215935242588784E-14 4.258380457109751E-14 -6.27733699852269E-13 3.402997378280086E-14 -6.603854988824541E-13 2.884499844717882E-14
tp -6.196270296189412E-13 -6.27733699852269E-13 9.390685351245588E-8 -1.51534891316207E-11 1.710988727426205E-8 5.907120702327153E-11
node -7.746148089927202E-15 3.402997378280086E-14 -1.51534891316207E-11 1.420026919167127E-9 -1.395247923263243E-9 4.249087264636439E-11
peri 5.374768643621024E-14 -6.603854988824541E-13 1.710988727426205E-8 -1.395247923263243E-9 4.506351884301571E-9 -3.113477625092022E-11
i -8.048267632541964E-15 2.884499844717882E-14 5.907120702327153E-11 4.249087264636439E-11 -3.113477625092022E-11 2.120143690868841E-11

[ 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 15.0   n/a MPO437026  
diameter diameter 3.620 km 0.568 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.148   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214448 (2005 SX23)          Discovered 2005-Sep-23 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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