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212309 (2005 OS11)
Classification: Main-belt Asteroid          SPK-ID: 2212309
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0545189160010863 5.435e-08  
a 3.126350868115034 3.694e-08 au
q 2.955905607746348 1.853e-07 au
i 13.73869926056387 4.9655e-06 deg
node 134.1960559042499 2.3442e-05 deg
peri 275.1596852461177 5.0641e-05 deg
M 95.1380391560462 4.5088e-05 deg
tp 2458066.911209184934
(2017-Nov-09.41120918)
0.00025319 TDB
period 2019.086859445914
5.53
3.5786e-05
9.798e-08
d
yr
n .1782984215442781 3.1601e-09 deg/d
Q 3.296796128483721 3.8954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2000-09-29  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56676  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:04:01  

Additional Information
 Earth MOID = 2.00757 au 
 Jupiter MOID = 1.9325 au 
 T_jup = 3.168 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456951.5 (2014-Oct-21.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05523395113599033 5.4511e-08  
q 2.952992443935926 1.8571e-07 au
tp 2456053.793878111929
(2012-May-06.29387811)
0.00025307 TDB
node 134.216628755578 2.3447e-05 deg
peri 276.2911337634227 4.995e-05 deg
i 13.73834121107182 4.9655e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2000-09-29  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56676  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:04:01  

Additional Information
 Jupiter MOID = 1.9325 au 
 T_jup = 3.168 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.971457172765358E-15 -9.967670122017288E-15 2.246040211430133E-12 1.237850560865284E-14 3.742278583110766E-13 -2.568230252659242E-16
q -9.967670122017288E-15 3.448664224711434E-14 -8.63729719414716E-12 -3.63966678026575E-14 -1.371226723260729E-12 2.743005500215923E-15
tp 2.246040211430133E-12 -8.63729719414716E-12 6.404417206529037E-8 3.36014836571579E-11 1.1197954533907E-8 5.734476448429186E-12
node 1.237850560865284E-14 -3.63966678026575E-14 3.36014836571579E-11 5.497384428312804E-10 -5.271350185406919E-10 -2.154103767248677E-11
peri 3.742278583110766E-13 -1.371226723260729E-12 1.1197954533907E-8 -5.271350185406919E-10 2.495044820486056E-9 2.210573315390859E-11
i -2.568230252659242E-16 2.743005500215923E-15 5.734476448429186E-12 -2.154103767248677E-11 2.210573315390859E-11 2.465646692670693E-11

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 15.0   n/a MPO437020  

212309 (2005 OS11)          Discovered 2005-Jul-29 by NEAT at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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