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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05455609569931767 5.0032e-08  
a 3.125531211305028 3.1248e-08 au
q 2.955014431429867 1.6466e-07 au
i 13.73966475153086 4.4352e-06 deg
node 134.1997162948386 2.2951e-05 deg
peri 274.785017972651 4.6837e-05 deg
M 166.8682659273938 4.2642e-05 deg
tp 2458064.974910710760
(2017-Nov-07.47491071)
0.00023659 TDB
period 2018.292874755868
5.53
3.0267e-05
8.287e-08
d
yr
n .1783685631073466 2.6749e-09 deg/d
Q 3.29604799118019 3.2952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2000-09-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:44:20  

Additional Information
 Earth MOID = 2.00708 au 
 Jupiter MOID = 1.933 au 
 T_jup = 3.168 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457167.5 (2015-May-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0550225935768257 5.008e-08  
q 2.954243705435731 1.6492e-07 au
tp 2458072.093566166163
(2017-Nov-14.59356617)
0.00023473 TDB
node 134.2146338992289 2.2953e-05 deg
peri 276.2298168392205 4.6503e-05 deg
i 13.7383700815012 4.4349e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2000-09-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:44:20  

Additional Information
 Jupiter MOID = 1.933 au 
 T_jup = 3.168 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.507997333506068E-15 -8.130415436246127E-15 -1.52751070739396E-13 5.08052808758207E-15 1.278248991293014E-14 2.329530353765191E-15
q -8.130415436246127E-15 2.719985565839021E-14 1.511971390270588E-12 -1.09559933320055E-14 6.37223052428382E-14 -6.008411509066616E-15
tp -1.52751070739396E-13 1.511971390270588E-12 5.509874880151011E-8 3.59817409587337E-11 9.528143815689059E-9 4.598318299432188E-12
node 5.08052808758207E-15 -1.09559933320055E-14 3.59817409587337E-11 5.268487659166866E-10 -5.053619554521862E-10 -1.102666971250158E-11
peri 1.278248991293014E-14 6.37223052428382E-14 9.528143815689059E-9 -5.053619554521862E-10 2.162530814694882E-9 1.145906811638231E-11
i 2.329530353765191E-15 -6.008411509066616E-15 4.598318299432188E-12 -1.102666971250158E-11 1.145906811638231E-11 1.966860296238134E-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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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