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 ]  
442851 (2013 AX123)
Classification: Main-belt Asteroid          SPK-ID: 2442851
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735687244144247 6.6755e-08  
a 2.559869018427902 3.879e-08 au
q 2.115555818231366 1.7919e-07 au
i 4.4706477027379 1.6723e-05 deg
node 88.25051714517566 0.00016448 deg
peri 319.6906474270161 0.00017666 deg
M 249.014968094076 6.2527e-05 deg
tp 2459061.697509747926
(2020-Jul-31.19750975)
0.00026101 TDB
period 1495.977436398713
4.10
3.4003e-05
9.31e-08
d
yr
n .2406453407924608 5.4698e-09 deg/d
Q 3.004182218624439 4.5523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      3893 days (10.66 yr)  
   first obs. used      2008-12-30  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62732  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:02  

Additional Information
 Earth MOID = 1.12762 au 
 Jupiter MOID = 2.37454 au 
 T_jup = 3.410 
[ 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 17.8   n/a MPO402750  

442851 (2013 AX123)          Discovered 2008-Dec-30 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