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243378 (2008 XT43)
Classification: Main-belt Asteroid          SPK-ID: 2243378
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09579571272060934 5.1953e-08  
a 3.118194583519335 3.5065e-08 au
q 2.819484910989556 1.5605e-07 au
i 16.04826184912935 6.2803e-06 deg
node 137.6912323174309 1.8735e-05 deg
peri 279.1881325779407 3.9643e-05 deg
M 102.7348156235906 3.3061e-05 deg
tp 2458426.557491993955
(2018-Nov-04.05749199)
0.00018663 TDB
period 2011.190672100949
5.51
3.3925e-05
9.288e-08
d
yr
n .1789984435557934 3.0194e-09 deg/d
Q 3.416904256049113 3.8424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7731 days (21.17 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60474  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:56:57  

Additional Information
 Earth MOID = 1.88832 au 
 Jupiter MOID = 1.91128 au 
 T_jup = 3.150 
[ 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 15.3   n/a MPO470595  
diameter diameter 5.832 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243378 (2008 XT43)          Discovered 2008-Dec-02 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 XT43 = 2006 QS154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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