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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05527137954868234 7.373e-08  
a 3.049996656102827 4.138e-08 AU
q 2.881419133301156 2.4385e-07 AU
i 8.203821086814573 6.8902e-06 deg
node 263.9120910145107 5.5998e-05 deg
peri 181.5216664452683 9.7784e-05 deg
M 55.93806002853952 7.7733e-05 deg
tp 2456698.190098647703
(2014-Feb-09.69009865)
0.00041993 JED
period 1945.572735831406
5.33
3.9594e-05
1.084e-07
d
yr
n .1850354876843812 3.7656e-09 deg/d
Q 3.218574178904499 4.3667e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      5965 days (16.33 yr)  
   first obs. used      1997-11-29  
   last obs. used      2014-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53269  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 00:29:36  

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 (905)
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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