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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103939423379536 3.2133e-08  
a 3.172691774116482 1.3938e-08 au
q 2.842924020553817 1.0328e-07 au
i 1.493201921921475 3.749e-06 deg
node 26.80069486176461 0.00011597 deg
peri 131.7904790695038 0.00011699 deg
M 151.3658838386 1.5446e-05 deg
tp 2458332.607868224706
(2018-Aug-02.10786822)
8.9515e-05 TDB
period 2064.145232173049
5.65
1.3602e-05
3.724e-08
d
yr
n .1744063326498623 1.1493e-09 deg/d
Q 3.502459527679146 1.5387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3201  
   data-arc span      31709 days (86.81 yr)  
   first obs. used      1934-02-10  
   last obs. used      2020-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42994  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:57:32  

Additional Information
 Earth MOID = 1.85196 au 
 Jupiter MOID = 1.47725 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 11.42   n/a E2021B10  
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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