Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
43780 (1989 SL8)
Classification: Main-belt Asteroid          SPK-ID: 2043780
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1895152920182518 7.9389e-08  
a 2.272263921375631 1.3601e-08 au
q 1.84163516077359 1.7808e-07 au
i 4.10383259313237 8.2059e-06 deg
node 5.173691116385988 7.0278e-05 deg
peri 359.4930001629002 7.1541e-05 deg
M 235.9218579659643 1.4665e-05 deg
tp 2457831.700610515280
(2017-Mar-19.20061052)
5.2308e-05 JED
period 1251.084334764775
3.43
1.1233e-05
3.075e-08
d
yr
n .2877503858024775 2.5835e-09 deg/d
Q 2.702892681977672 1.6178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      736  
   data-arc span      9413 days (25.77 yr)  
   first obs. used      1989-09-09  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53831  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:08:09  

Additional Information
 Earth MOID = .837787 au 
 Jupiter MOID = 2.74641 au 
 T_jup = 3.584 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4 mag n/a MPO337608  

43780 (1989 SL8)          Discovered 1989-Sep-23 by Debehogne, H. at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 SL8 = 2002 LM22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-14 14:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin