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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339912496249906 3.4579e-08  
a 2.458530613083197 9.4892e-09 au
q 2.129109023994885 8.6835e-08 au
i 5.728638159258518 4.3442e-06 deg
node 224.7710955211763 3.909e-05 deg
peri 74.72458724312091 4.2599e-05 deg
M 330.5212776723361 1.7877e-05 deg
tp 2459115.797001544776
(2020-Sep-23.29700154)
7.0148e-05 TDB
period 1408.029835715368
3.85
8.1519e-06
2.232e-08
d
yr
n .255676400363418 1.4803e-09 deg/d
Q 2.787952202171509 1.0761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1852  
   data-arc span      9412 days (25.77 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:28:45  

Additional Information
 Earth MOID = 1.12225 au 
 Jupiter MOID = 2.40906 au 
 T_jup = 3.472 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456625.5 (2013-Nov-29.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339104412527606 3.4776e-08  
q 2.128449791168807 8.7282e-08 au
tp 2456297.181588582183
(2013-Jan-04.68158858)
6.5731e-05 TDB
node 224.9554901487081 3.9087e-05 deg
peri 73.87177746807929 4.2561e-05 deg
i 5.729070632617503 4.345e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1852  
   data-arc span      9412 days (25.77 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:28:45  

Additional Information
 Jupiter MOID = 2.40906 au 
 T_jup = 3.472 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.209401670586918E-15 -3.02192465108313E-15 -1.931464883512095E-13 1.28603197700443E-15 -5.37700654235678E-14 3.3947664810781E-16
q -3.02192465108313E-15 7.618140245592243E-15 5.533389902877166E-13 -4.100067968149208E-15 1.559445238131838E-13 -5.16222373656479E-16
tp -1.931464883512095E-13 5.533389902877166E-13 4.320626101731483E-9 -1.76328803745387E-11 1.121737135755883E-9 1.195356908454849E-12
node 1.28603197700443E-15 -4.100067968149208E-15 -1.76328803745387E-11 1.527783816562067E-9 -1.524006599553663E-9 -3.068463936446903E-13
peri -5.37700654235678E-14 1.559445238131838E-13 1.121737135755883E-9 -1.524006599553663E-9 1.8114717011856E-9 5.954125018066844E-13
i 3.3947664810781E-16 -5.16222373656479E-16 1.195356908454849E-12 -3.068463936446903E-13 5.954125018066844E-13 1.88790278875159E-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. 2020-October); 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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

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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