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17689 (1997 CS)
Classification: Main-belt Asteroid          SPK-ID: 2017689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09580973571791211 3.8391e-08  
a 2.999859213600834 2.0389e-08 au
q 2.712443495154794 1.1479e-07 au
i 10.04873095945972 5.2089e-06 deg
node 348.2320017951888 2.3398e-05 deg
peri 239.6192896957891 3.7113e-05 deg
M 104.2027361920941 2.6817e-05 deg
tp 2458451.178801330322
(2018-Nov-28.67880133)
0.00014222 TDB
period 1897.796917314422
5.20
1.9348e-05
5.297e-08
d
yr
n .1896936372462008 1.934e-09 deg/d
Q 3.287274932046873 2.2343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2135  
   data-arc span      10112 days (27.69 yr)  
   first obs. used      1992-03-08  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:32:38  

Additional Information
 Earth MOID = 1.72106 au 
 Jupiter MOID = 1.76886 au 
 T_jup = 3.223 
[ show covariance matrix ]

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 12.7   n/a MPO347662  
diameter diameter 9.412 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 137.105 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.199   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17689 (1997 CS)          Discovered 1997-Feb-01 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CS = 1992 EF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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