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 ]  
13539 (1991 TY)
Classification: Main-belt Asteroid          SPK-ID: 2013539
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2935923096549801 4.7126e-08  
a 2.40059983954378 8.6235e-09 au
q 1.695802188094747 1.1324e-07 au
i 23.15142384971911 5.173e-06 deg
node 126.6702290111017 1.0972e-05 deg
peri 240.3129630051843 1.2876e-05 deg
M 254.4703120091708 6.6833e-06 deg
tp 2459398.744915092976
(2021-Jul-03.24491509)		 2.5969e-05 TDB
period 1358.557692750217
3.72		 7.3204e-06
2.004e-08		 d
yr
n .2649869062764854 1.4278e-09 deg/d
Q 3.105397490992813 1.1155e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1107  
   data-arc span      15593 days (42.69 yr)  
   first obs. used      1976-08-24  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52033  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:09:59  

Additional Information
 Earth MOID = .784592 au 
 Jupiter MOID = 2.56474 au 
 T_jup = 3.362 
[ 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 14.7   n/a MPO435829  

13539 (1991 TY)          Discovered 1991-Oct-02 by McNaught, R. H. at Siding Spring
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-05 07:56 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin