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 ]  
215941 (2005 LO20)
Classification: Main-belt Asteroid          SPK-ID: 2215941
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516616399614399 8.4163e-08  
a 2.550190796633406 2.4213e-08 au
q 2.163424678201413 2.2538e-07 au
i 5.840089231808785 8.6275e-06 deg
node 186.4087630496435 6.3957e-05 deg
peri 351.9943149368316 6.9434e-05 deg
M 201.9382045929895 2.5417e-05 deg
tp 2459253.603254592745
(2021-Feb-08.10325459)
0.00010324 TDB
period 1487.501587894528
4.07
2.1185e-05
5.8e-08
d
yr
n .2420165483719309 3.4468e-09 deg/d
Q 2.936956915065399 2.7885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      7706 days (21.10 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59007  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:01:02  

Additional Information
 Earth MOID = 1.16762 au 
 Jupiter MOID = 2.02684 au 
 T_jup = 3.417 
[ 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 16.6   n/a MPO418157  

215941 (2005 LO20)          Discovered 2005-Jun-04 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
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