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 ]  
434294 (2004 CT21)
Classification: Main-belt Asteroid          SPK-ID: 2434294
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296016025282116 1.0025e-07  
a 2.335304945328564 2.5428e-08 au
q 2.032645682021924 2.2897e-07 au
i 2.047166679529217 1.2053e-05 deg
node 200.9031323116251 0.00019874 deg
peri 297.9466097525261 0.00020572 deg
M 206.5921825273521 5.9659e-05 deg
tp 2459555.967707364400
(2021-Dec-07.46770736)
0.00022268 TDB
period 1303.508373599264
3.57
2.129e-05
5.829e-08
d
yr
n .2761777425379811 4.5107e-09 deg/d
Q 2.637964208635203 2.8723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      6103 days (16.71 yr)  
   first obs. used      2004-01-30  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59982  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:11:52  

Additional Information
 Earth MOID = 1.04686 au 
 Jupiter MOID = 2.38348 au 
 T_jup = 3.556 
[ 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 18.6   n/a MPO386653  

434294 (2004 CT21)          Discovered 2004-Jan-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-30 19:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin