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 ]  
100195 (1994 CR12)
Classification: Main-belt Asteroid          SPK-ID: 2100195
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2559739426765385 5.1792e-08  
a 3.111012734851985 2.8433e-08 au
q 2.314674539395002 1.6538e-07 au
i 18.60810606109142 5.5947e-06 deg
node 144.3753634792475 1.5635e-05 deg
peri 61.29387734485817 1.861e-05 deg
M 258.388200910017 1.0972e-05 deg
tp 2459566.208559963463
(2021-Dec-17.70855996)
6.6108e-05 TDB
period 2004.246390780843
5.49
2.7477e-05
7.523e-08
d
yr
n .1796186345431043 2.4625e-09 deg/d
Q 3.907350930308969 3.5711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      9480 days (25.95 yr)  
   first obs. used      1994-02-07  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:02:07  

Additional Information
 Earth MOID = 1.37562 au 
 Jupiter MOID = 1.3786 au 
 T_jup = 3.089 
[ 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 15.0   n/a MPO422317  
diameter diameter 4.011 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100195 (1994 CR12)          Discovered 1994-Feb-07 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 CR12 = 2000 KO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-21 02:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin