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118851 (2000 SX270)
Classification: Main-belt Asteroid          SPK-ID: 2118851
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240801073118255 4.7704e-08  
a 3.064560454668645 3.2095e-08 au
q 2.684309464589783 1.5953e-07 au
i 13.30992872770883 7.6301e-06 deg
node 52.24231328351445 1.933e-05 deg
peri 241.4237564525384 3.8147e-05 deg
M 316.4793760833165 3.101e-05 deg
tp 2459237.388145806437
(2021-Jan-22.88814581)
0.00016773 TDB
period 1959.524584334503
5.36
3.0783e-05
8.428e-08
d
yr
n .1837180318522331 2.8861e-09 deg/d
Q 3.444811444747507 3.6078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8088 days (22.14 yr)  
   first obs. used      1998-04-24  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:52:19  

Additional Information
 Earth MOID = 1.69871 au 
 Jupiter MOID = 1.77508 au 
 T_jup = 3.180 
[ 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 14.6   n/a MPO432690  
diameter diameter 5.336 km 0.322 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118851 (2000 SX270)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 SX270 = 2001 XL14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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