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 ]  
437042 (2012 TD317)
Classification: Main-belt Asteroid          SPK-ID: 2437042
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1956198699142365 6.4198e-08  
a 2.667087039111574 3.2279e-08 au
q 2.145351819470621 1.7888e-07 au
i 11.87010234670806 7.6034e-06 deg
node 139.6437847166195 3.1558e-05 deg
peri 252.5253053786336 3.7208e-05 deg
M 270.8054996729767 2.2093e-05 deg
tp 2459394.675644479637
(2021-Jun-29.17564448)
0.00010209 TDB
period 1590.941498549737
4.36
2.8882e-05
7.907e-08
d
yr
n .2262811048226268 4.1079e-09 deg/d
Q 3.188822258752526 3.8594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5706 days (15.62 yr)  
   first obs. used      2003-09-25  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .75177  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:09:41  

Additional Information
 Earth MOID = 1.18455 au 
 Jupiter MOID = 2.37474 au 
 T_jup = 3.325 
[ 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 16.6   n/a MPO437694  

437042 (2012 TD317)          Discovered 2005-Mar-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 TD317 = 2005 ER249 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 04:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin