Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10238317810456 3.1755e-08  
a 3.174034208328142 1.2461e-08 au
q 2.849066498666915 1.0076e-07 au
i 1.492889864894707 3.7591e-06 deg
node 27.0443075323189 0.00011598 deg
peri 131.0524345048739 0.00011707 deg
M 117.195226511669 1.5971e-05 deg
tp 2458328.106891713199
(2018-Jul-28.60689171)
9.2159e-05 TDB
period 2065.455447190476
5.65
1.2163e-05
3.33e-08
d
yr
n .1742956985538893 1.0264e-09 deg/d
Q 3.499001917989368 1.3737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3173  
   data-arc span      31673 days (86.72 yr)  
   first obs. used      1934-02-10  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:16:23  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 00:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin