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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
146890 (2002 CA38)
Classification: Main-belt Asteroid          SPK-ID: 2146890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333622206489893 4.3998e-08  
a 3.088846895333409 3.5933e-08 au
q 2.676911414127009 1.4023e-07 au
i 4.47522701793639 5.0418e-06 deg
node 273.3931652891371 7.5735e-05 deg
peri 1.532405657030538 7.8842e-05 deg
M 290.0436138844643 2.3266e-05 deg
tp 2458985.816729581998
(2020-May-16.31672958)
0.00012988 TDB
period 1982.864329504209
5.43
3.4601e-05
9.473e-08
d
yr
n .1815555379373906 3.1681e-09 deg/d
Q 3.500782376539809 4.0725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      6320 days (17.30 yr)  
   first obs. used      2002-01-13  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:32  

Additional Information
 Earth MOID = 1.66004 au 
 Jupiter MOID = 1.61585 au 
 T_jup = 3.207 
[ 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 14.8   n/a MPO436737  
diameter diameter 5.044 km 0.618 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146890 (2002 CA38)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 14:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin