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 ]  
441450 (2008 KY4)
Classification: Main-belt Asteroid          SPK-ID: 2441450
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1165353334441882 9.1916e-08  
a 2.238075685922284 2.1571e-08 au
q 1.97726078959 2.0284e-07 au
i 6.462548531495582 8.9971e-06 deg
node 145.8348761080545 9.1353e-05 deg
peri 117.7245400018456 0.00012802 deg
M 77.90198942687866 7.1503e-05 deg
tp 2458335.859304968002
(2018-Aug-05.35930497)
0.00024359 TDB
period 1222.955291802188
3.35
1.7681e-05
4.841e-08
d
yr
n .2943688967316964 4.2558e-09 deg/d
Q 2.498890582254568 2.4085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      6267 days (17.16 yr)  
   first obs. used      2001-03-24  
   last obs. used      2018-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61641  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:10  

Additional Information
 Earth MOID = .970892 au 
 Jupiter MOID = 2.57527 au 
 T_jup = 3.619 
[ 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 18.6   n/a MPO450443  

441450 (2008 KY4)          Discovered 2008-May-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
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