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26995 (1997 XS11)
Classification: Main-belt Asteroid          SPK-ID: 2026995
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05541210767965406 5.1065e-08  
a 3.046506705788683 3.2139e-08 au
q 2.877693348160733 1.5662e-07 au
i 8.203679385100855 5.8323e-06 deg
node 263.8451348922734 5.5086e-05 deg
peri 180.3542337531638 9.6973e-05 deg
M 131.2455473220577 7.8077e-05 deg
tp 2456692.417743037756
(2014-Feb-03.91774304)
0.0004204 JED
period 1942.234366861197
5.32
3.0734e-05
8.415e-08
d
yr
n .1853535320671872 2.9331e-09 deg/d
Q 3.215320063416634 3.392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      6348 days (17.38 yr)  
   first obs. used      1997-11-29  
   last obs. used      2015-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51859  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:54:23  

Additional Information
 Earth MOID = 1.89321 au 
 Jupiter MOID = 1.98262 au 
 T_jup = 3.220 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO250470  

26995 (1997 XS11)          Discovered 1997-Dec-05 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 XS11 = 1999 CN5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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