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 ]  
390211 (2012 XO12)
Classification: Main-belt Asteroid          SPK-ID: 2390211
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05855455310038831 5.9501e-08  
a 2.609291365922841 3.8064e-08 au
q 2.456505476082528 1.6814e-07 au
i 7.607026233566566 7.3694e-06 deg
node 128.648343898947 4.2467e-05 deg
peri 67.84789223009406 7.306e-05 deg
M 63.33703171366147 5.9512e-05 deg
tp 2458329.644600146854
(2018-Jul-30.14460015)		 0.00025323 TDB
period 1539.50921457692
4.21		 3.3687e-05
9.223e-08		 d
yr
n .2338407569057216 5.1169e-09 deg/d
Q 2.762077255763155 4.0293e-08 au
   Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      4336 days (11.87 yr)  
   first obs. used      2006-05-02  
   last obs. used      2018-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58923  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:43:18  

Additional Information
 Earth MOID = 1.46835 au 
 Jupiter MOID = 2.22245 au 
 T_jup = 3.396 
[ 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 16.9   n/a MPO437597  

390211 (2012 XO12)          Discovered 2006-May-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

Alternate Designations
 2012 XO12 = 2010 NL80 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-20 12:04 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin