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26407 (1999 XT24)
Classification: Main-belt Asteroid          SPK-ID: 2026407
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2350506772422553 4.234e-08  
a 2.43502308086919 9.3528e-09 au
q 1.862669256610364 1.024e-07 au
i 3.603130796913295 2.958e-06 deg
node 101.1691997330866 6.7974e-05 deg
peri 260.0391078532947 6.8265e-05 deg
M 176.9430733476869 6.3183e-06 deg
tp 2458318.343352518732
(2018-Jul-18.84335252)		 2.3142e-05 TDB
period 1387.8836195566
3.80		 7.9962e-06
2.189e-08		 d
yr
n .2593877432713073 1.4945e-09 deg/d
Q 3.007376905128016 1.1551e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1521  
   data-arc span      9565 days (26.19 yr)  
   first obs. used      1994-03-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 02:22:59  

Additional Information
 Earth MOID = .863812 au 
 Jupiter MOID = 2.452 au 
 T_jup = 3.464 
[ 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 15.0   n/a MPO319411  
diameter diameter 3.221 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26407 (1999 XT24)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XT24 = 1995 SO4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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