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
JPL Small-Body Database Browser
Search: [ help ]  
541463 (2011 KY40)
Classification: Outer Main-belt Asteroid          SPK-ID: 2541463
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06972985776647128 7.3403e-08  
a 3.208537863688763 8.7874e-08 au
q 2.984806974815408 2.2972e-07 au
i 14.06085883137506 8.3536e-06 deg
node 249.435992879163 3.2843e-05 deg
peri 48.09067770369591 0.00010862 deg
M 197.7148728445248 0.00011534 deg
tp 2460146.814292273664
(2023-Jul-21.31429227)
0.00070408 TDB
period 2099.225919157346
5.75
8.6239e-05
2.361e-07
d
yr
n .171491785002592 7.0452e-09 deg/d
Q 3.432268752562118 9.4002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      3587 days (9.82 yr)  
   first obs. used      2011-05-24  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57372  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:21  

Additional Information
 Earth MOID = 1.9865 au 
 Jupiter MOID = 1.70928 au 
 T_jup = 3.141 
[ 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 16.09   .39291 MPCxxxxx autocmod 2.8

541463 (2011 KY40)          Discovered 2011-May-24 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 KY40 = 2013 YR21 = 2016 ER24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-23 07:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin