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146781 (2001 XM235)
Classification: Main-belt Asteroid          SPK-ID: 2146781
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1314664486158631 6.005e-08  
a 2.981697096127941 2.3013e-08 au
q 2.589703968051769 1.8098e-07 au
i 2.143732989217168 6.6299e-06 deg
node 50.04552280347202 0.00010823 deg
peri 333.4911261364958 0.00010931 deg
M 258.0595897022132 1.6357e-05 deg
tp 2459533.022039804432
(2021-Nov-14.52203980)		 8.8446e-05 TDB
period 1880.588215895748
5.15		 2.1772e-05
5.961e-08		 d
yr
n .1914294670981586 2.2162e-09 deg/d
Q 3.373690224204114 2.6039e-08 au
   Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      9562 days (26.18 yr)  
   first obs. used      1993-03-23  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54988  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:30  

Additional Information
 Earth MOID = 1.59343 au 
 Jupiter MOID = 2.07863 au 
 T_jup = 3.245 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO436736  
diameter diameter 3.744 km 1.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146781 (2001 XM235)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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