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 ]  
442649 (2012 TU124)
Classification: Mars-crossing Asteroid          SPK-ID: 2442649
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2608959790220509 1.6217e-07  
a 2.159939292081966 4.2927e-08 au
q 1.596419815846046 3.6836e-07 au
i 5.280938530537127 4.5659e-06 deg
node 78.02833684327855 9.7278e-05 deg
peri 228.8328137111659 0.00010007 deg
M 75.44302532325835 1.447e-05 deg
tp 2458357.516189135841
(2018-Aug-27.01618914)
4.7279e-05 TDB
period 1159.473278494436
3.17
3.4566e-05
9.464e-08
d
yr
n .3104858099597226 9.256e-09 deg/d
Q 2.723458768317886 5.4127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5371 days (14.70 yr)  
   first obs. used      2002-05-17  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54591  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:37  

Additional Information
 Earth MOID = .586973 au 
 Jupiter MOID = 2.54291 au 
 T_jup = 3.648 
[ 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 18.0   n/a MPO349191  

442649 (2012 TU124)          Discovered 2009-Nov-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 TU124 = 2009 WA168 
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