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 ]  
47214 (1999 TD293)
Classification: Main-belt Asteroid          SPK-ID: 2047214
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469691616191752 3.3754e-08  
a 2.278243421971567 8.8402e-09 au
q 1.943411896280005 7.5764e-08 au
i 9.667448362830715 3.5544e-06 deg
node 237.3164477546743 2.5335e-05 deg
peri 347.5320880796146 2.9317e-05 deg
M 52.0667166382517 1.5771e-05 deg
tp 2458418.841256787587
(2018-Oct-27.34125679)
5.4794e-05 TDB
period 1256.025956290539
3.44
7.3106e-06
2.002e-08
d
yr
n .2866182806151548 1.6682e-09 deg/d
Q 2.613074947663129 1.0139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      942  
   data-arc span      10394 days (28.46 yr)  
   first obs. used      1991-06-03  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:02:00  

Additional Information
 Earth MOID = .934858 au 
 Jupiter MOID = 2.38218 au 
 T_jup = 3.574 
[ 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 15.3   n/a MPO395449  

47214 (1999 TD293)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TD293 = 1998 MQ21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-20 03:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin