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 ]  
154448 (2003 CT4)
Classification: Main-belt Asteroid          SPK-ID: 2154448
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552210172460639 4.439e-08  
a 2.315022616258726 9.3596e-09 au
q 1.955682450815402 1.0537e-07 au
i 3.372713643127385 6.0145e-06 deg
node 357.6994749797246 6.5316e-05 deg
peri 51.84024723720353 6.802e-05 deg
M 29.97671100734678 1.8416e-05 deg
tp 2458893.369590639911
(2020-Feb-13.86959064)
6.5626e-05 TDB
period 1286.563671384091
3.52
7.8023e-06
2.136e-08
d
yr
n .2798151447978555 1.6969e-09 deg/d
Q 2.67436278170205 1.0812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1998-10-17  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51998  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:57:12  

Additional Information
 Earth MOID = .967918 au 
 Jupiter MOID = 2.69303 au 
 T_jup = 3.563 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO493877  
diameter diameter 3.411 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154448 (2003 CT4)          Discovered 2003-Feb-01 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 2003 CT4 = 2000 FO70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-21 04:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin