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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07670161179041983 5.5159e-08  
a 3.110262242979513 3.5627e-08 au
q 2.871700115852099 1.9098e-07 au
i 11.28488155135492 4.5646e-06 deg
node 145.6674057714242 3.5667e-05 deg
peri 153.3225895590741 6.3716e-05 deg
M 10.6919526677072 5.012e-05 deg
tp 2459336.995684182127
(2021-May-02.49568418)
0.00027917 TDB
period 2003.521186465179
5.49
3.4424e-05
9.425e-08
d
yr
n .1796836501814836 3.0873e-09 deg/d
Q 3.348824370106928 3.8359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      6672 days (18.27 yr)  
   first obs. used      2003-03-09  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5821  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:34:50  

Additional Information
 Earth MOID = 1.8609 au 
 Jupiter MOID = 1.93594 au 
 T_jup = 3.185 
[ 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 15.12   n/a E2021B55  
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

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