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 ]  
442674 (2012 TJ302)
Classification: Main-belt Asteroid          SPK-ID: 2442674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09959276057758504 6.0948e-08  
a 2.286319982936698 2.8065e-08 au
q 2.058619064272336 1.5297e-07 au
i 4.333711214034188 6.2528e-06 deg
node 296.5218337717436 0.00010085 deg
peri 165.102693562419 0.00010988 deg
M 246.4884780846808 4.0233e-05 deg
tp 2458998.645114431282
(2020-May-29.14511443)
0.00013929 TDB
period 1262.710945785653
3.46
2.325e-05
6.366e-08
d
yr
n .2851008785514325 5.2494e-09 deg/d
Q 2.514020901601061 3.086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      7112 days (19.47 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4622  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:01:28  

Additional Information
 Earth MOID = 1.076 au 
 Jupiter MOID = 2.59503 au 
 T_jup = 3.591 
[ 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 17.1   n/a MPO408999  

442674 (2012 TJ302)          Discovered 2012-Oct-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin