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 ]  
56330 (1999 XS12)
Classification: Main-belt Asteroid          SPK-ID: 2056330
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1164191831285158 3.1953e-08  
a 2.377144893345574 9.8768e-09 au
q 2.10039962668416 7.5873e-08 au
i 11.0217692547117 4.7628e-06 deg
node 216.5840919969851 2.1782e-05 deg
peri 246.5079386450916 3.508e-05 deg
M 82.73282859687723 2.5944e-05 deg
tp 2458292.849744621364
(2018-Jun-23.34974462)
9.619e-05 TDB
period 1338.695821412895
3.67
8.3432e-06
2.284e-08
d
yr
n .2689184460290959 1.676e-09 deg/d
Q 2.653890160006988 1.1027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1066  
   data-arc span      9638 days (26.39 yr)  
   first obs. used      1992-12-20  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51841  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:09:21  

Additional Information
 Earth MOID = 1.14378 au 
 Jupiter MOID = 2.5627 au 
 T_jup = 3.507 
[ 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 15.1   n/a MPO337705  

56330 (1999 XS12)          Discovered 1999-Dec-05 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XS12 = 2001 JN3 
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-23 23:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin