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1698 Christophe (1934 CS)
Classification: Main-belt Asteroid          SPK-ID: 2001698
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023831765576357 3.2821e-08  
a 3.174034208890376 1.284e-08 au
q 2.849066504081577 1.0488e-07 au
i 1.492890931543192 3.9317e-06 deg
node 27.04430572222944 0.000116 deg
peri 131.0524354728424 0.00011718 deg
M 117.1952271294838 1.6299e-05 deg
tp 2458328.106887989906
(2018-Jul-28.60688799)
9.4234e-05 TDB
period 2065.455447739275
5.65
1.2533e-05
3.431e-08
d
yr
n .1742956985075784 1.0576e-09 deg/d
Q 3.499001913699175 1.4155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3094  
   data-arc span      31589 days (86.49 yr)  
   first obs. used      1934-02-10  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43517  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:39:36  

Additional Information
 Earth MOID = 1.85847 au 
 Jupiter MOID = 1.48216 au 
 T_jup = 3.193 
[ 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 11.3   n/a MPO347530  
diameter diameter 26.234 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1698 Christophe (1934 CS)          Discovered 1934-Feb-10 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 CS = 1935 HA = 1940 FC = 1951 EH1 = 1962 AD = 1965 UE1 = 1973 CC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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