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 ]  
181030 (2005 OP11)
Classification: Main-belt Asteroid          SPK-ID: 2181030
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244938111129897 3.479e-08  
a 2.452241694258424 1.1412e-08 au
q 1.901728610544176 8.624e-08 au
i 3.494991151312006 4.6821e-06 deg
node 106.8293119907254 7.907e-05 deg
peri 234.4086990676546 8.0071e-05 deg
M 350.6027855538974 1.464e-05 deg
tp 2459237.113392567913
(2021-Jan-22.61339257)
5.7191e-05 TDB
period 1402.630683810272
3.84
9.7911e-06
2.681e-08
d
yr
n .256660576554659 1.7916e-09 deg/d
Q 3.002754777972672 1.3974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      6968 days (19.08 yr)  
   first obs. used      2001-06-23  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .574  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:56  

Additional Information
 Earth MOID = .894011 au 
 Jupiter MOID = 2.40232 au 
 T_jup = 3.457 
[ 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 16.72   n/a E2021B55  

181030 (2005 OP11)          Discovered 2005-Jul-28 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-18 08:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin