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JPL Small-Body Database Browser
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100533 (1997 CH17)
Classification: Main-belt Asteroid          SPK-ID: 2100533
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2054082075053714 6.7086e-08  
a 2.273291548289622 1.1256e-08 au
q 1.80633880621834 1.5085e-07 au
i 2.679471478839174 5.7422e-06 deg
node 271.3374416963587 0.00014048 deg
peri 102.7044935976375 0.00014113 deg
M 30.7839351186332 1.2377e-05 deg
tp 2458893.446032529949
(2020-Feb-13.94603253)
4.2897e-05 TDB
period 1251.933131378342
3.43
9.2982e-06
2.546e-08
d
yr
n .2875552942701104 2.1357e-09 deg/d
Q 2.740244290360903 1.3568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      7751 days (21.22 yr)  
   first obs. used      1997-02-01  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5522  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:10:04  

Additional Information
 Earth MOID = .809446 au 
 Jupiter MOID = 2.73537 au 
 T_jup = 3.581 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO406773  

100533 (1997 CH17)          Discovered 1997-Feb-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 CH17 = 1999 XT111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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