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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0552714402586367 5.1449e-08  
a 3.049996622301273 3.2584e-08 AU
q 2.881418916202704 1.5862e-07 AU
i 8.203820133942997 5.8357e-06 deg
node 263.9120949452352 5.5051e-05 deg
peri 181.5216571468868 9.6734e-05 deg
M 55.9380754281875 7.7746e-05 deg
tp 2456698.190020447848
(2014-Feb-09.69002045)
0.00041993 JED
period 1945.572703488723
5.33
3.1178e-05
8.536e-08
d
yr
n .1850354907603619 2.9652e-09 deg/d
Q 3.218574328399841 3.4385e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      6327 days (17.32 yr)  
   first obs. used      1997-11-29  
   last obs. used      2015-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51991  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:24:14  

Additional Information
 Earth MOID = 1.89727 AU 
 T_jup = 3.219 
[ 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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