Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
30824 (1990 TD)
Classification: Main-belt Asteroid          SPK-ID: 2030824
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1812007863926866 5.7395e-08  
a 2.276649693963929 1.5793e-08 AU
q 1.864118979076996 1.3246e-07 AU
i 5.007974262062258 6.075e-06 deg
node 254.2745296021951 7.0974e-05 deg
peri 74.51023991798768 7.3232e-05 deg
M 31.79794534148694 1.6693e-05 deg
tp 2456889.674601529693
(2014-Aug-20.17460153)
5.8294e-05 JED
period 1254.708221579853
3.44
1.3056e-05
3.575e-08
d
yr
n .2869192963019799 2.9856e-09 deg/d
Q 2.689180408850862 1.8655e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      931  
   data-arc span      8789 days (24.06 yr)  
   first obs. used      1990-07-28  
   last obs. used      2014-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52988  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:27:29  

Additional Information
 Earth MOID = .861113 AU 
 T_jup = 3.582 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO263605  

30824 (1990 TD)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 TD = 1999 CU109 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-20 09:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin