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26203 (1997 KS)
Classification: Main-belt Asteroid          SPK-ID: 2026203
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336880988565232 3.5202e-08  
a 2.457748419126242 1.1024e-08 au
q 2.129176705505629 8.8039e-08 au
i 5.729584423971218 4.5494e-06 deg
node 224.7755333856967 4.037e-05 deg
peri 74.82861298167663 4.4573e-05 deg
M 228.0866630983357 2.072e-05 deg
tp 2459116.192447086019
(2020-Sep-23.69244709)		 8.2664e-05 TDB
period 1407.357931437672
3.85		 9.4687e-06
2.592e-08		 d
yr
n .2557984660179844 1.721e-09 deg/d
Q 2.786320132746854 1.2498e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1698  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1995-02-03  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51939  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:24:03  

Additional Information
 Earth MOID = 1.12161 au 
 Jupiter MOID = 2.40982 au 
 T_jup = 3.473 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456535.5 (2013-Aug-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339622982393324 3.5382e-08  
q 2.128271329718394 8.8627e-08 au
tp 2456297.151332865628
(2013-Jan-04.65133287)		 7.4412e-05 TDB
node 224.9551066803975 4.0375e-05 deg
peri 73.85533423553335 4.4521e-05 deg
i 5.729188348497013 4.5492e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1698  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1995-02-03  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51939  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:24:03  

Additional Information
 Jupiter MOID = 2.40982 au 
 T_jup = 3.473 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.25188954631847E-15 -3.117679356431226E-15 -1.12036759231666E-13 -1.569602588174362E-15 -3.433091070721043E-14 8.43424855099805E-16
q -3.117679356431226E-15 7.854819331484109E-15 4.99557603040191E-13 2.382492330997924E-15 1.434866564342947E-13 -1.781952710609686E-15
tp -1.12036759231666E-13 4.99557603040191E-13 5.537200278141656E-9 -2.068022988832546E-11 1.411810198529445E-9 9.284735088246423E-13
node -1.569602588174362E-15 2.382492330997924E-15 -2.068022988832546E-11 1.630170764919407E-9 -1.626548646915647E-9 -7.654912345115903E-12
peri -3.433091070721043E-14 1.434866564342947E-13 1.411810198529445E-9 -1.626548646915647E-9 1.982142808947799E-9 7.831594734762656E-12
i 8.43424855099805E-16 -1.781952710609686E-15 9.284735088246423E-13 -7.654912345115903E-12 7.831594734762656E-12 2.069563293466043E-11

[ 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 14.2   n/a MPO333060  
rotation period rot_per 12.857 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Warner, B.D. (2018) Minor Planet Bull. 45, 190-195.]

26203 (1997 KS)          Discovered 1997-May-31 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

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