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 ]  
442784 (2012 XB140)
Classification: Main-belt Asteroid          SPK-ID: 2442784
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759976970584127 9.7539e-08  
a 2.362229623853608 1.7398e-08 au
q 1.946482650132212 2.3837e-07 au
i .7806112486262721 8.7852e-06 deg
node 194.1310350986755 0.00052229 deg
peri 199.7585422699121 0.00052501 deg
M 297.8522452934606 4.0408e-05 deg
tp 2458829.430963632147
(2019-Dec-11.93096363)
0.00014809 TDB
period 1326.11624179724
3.63
1.465e-05
4.011e-08
d
yr
n .2714694147114166 2.9991e-09 deg/d
Q 2.777976597575003 2.046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      6581 days (18.02 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69964  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:02:00  

Additional Information
 Earth MOID = .952193 au 
 Jupiter MOID = 2.6475 au 
 T_jup = 3.529 
[ 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 18.5   n/a MPO402749  

442784 (2012 XB140)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 XB140 = 2001 UK214 
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