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 ]  
390396 (2013 XA2)
Classification: Main-belt Asteroid          SPK-ID: 2390396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1191001198331465 8.9477e-08  
a 2.579622860152896 3.2148e-08 au
q 2.272389468384362 2.2309e-07 au
i 7.903854806747007 5.7991e-06 deg
node 244.0844958464196 5.3247e-05 deg
peri 226.6114736666026 5.8903e-05 deg
M 120.7055239648928 2.5638e-05 deg
tp 2458093.091898496050
(2017-Dec-05.59189850)
0.00010385 TDB
period 1513.326901215811
4.14
2.829e-05
7.745e-08
d
yr
n .2378864736434508 4.447e-09 deg/d
Q 2.88685625192143 3.5977e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      3938 days (10.78 yr)  
   first obs. used      2008-09-24  
   last obs. used      2019-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47222  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:06:58  

Additional Information
 Earth MOID = 1.29748 au 
 Jupiter MOID = 2.27709 au 
 T_jup = 3.402 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO437598  
diameter diameter 3.183 km 0.326 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390396 (2013 XA2)          Discovered 2008-Sep-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2013 XA2 = 2010 LQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-26 02:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin