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JPL Small-Body Database Browser
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441715 (2009 BO9)
Classification: Main-belt Asteroid          SPK-ID: 2441715
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469723387822673 7.3749e-08  
a 2.66851485718496 3.8404e-08 au
q 2.276316987549258 1.9016e-07 au
i 13.14572388391885 8.5561e-06 deg
node 309.8654213411793 2.9103e-05 deg
peri 206.0331937872264 3.9166e-05 deg
M 113.701349238023 3.1404e-05 deg
tp 2458097.618126031259
(2017-Dec-10.11812603)
0.00013269 TDB
period 1592.219229076711
4.36
3.4372e-05
9.411e-08
d
yr
n .226099517846393 4.8809e-09 deg/d
Q 3.060712726820662 4.4049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5270 days (14.43 yr)  
   first obs. used      2005-03-18  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:21  

Additional Information
 Earth MOID = 1.29491 au 
 Jupiter MOID = 1.99504 au 
 T_jup = 3.329 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457300.5 (2015-Oct-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460627468099718 7.3853e-08  
q 2.279040959978059 1.9004e-07 au
tp 2456504.241232112215
(2013-Jul-30.74123211)
0.00011813 TDB
node 309.9579289248258 2.9122e-05 deg
peri 205.7888022173846 3.926e-05 deg
i 13.13917193582965 8.5529e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5270 days (14.43 yr)  
   first obs. used      2005-03-18  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:21  

Additional Information
 Jupiter MOID = 1.99504 au 
 T_jup = 3.329 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.454281312301718E-15 -1.38440741143545E-14 -1.895129345471177E-13 7.797043417027321E-15 -2.18650139659629E-15 1.769498184582161E-15
q -1.38440741143545E-14 3.611524916787513E-14 1.762704279573202E-12 -1.800402219972177E-14 3.712837237184887E-13 1.380845862446775E-16
tp -1.895129345471177E-13 1.762704279573202E-12 1.395477982664566E-8 -6.12281040387586E-13 3.133088459469767E-9 1.225525831341174E-11
node 7.797043417027321E-15 -1.800402219972177E-14 -6.12281040387586E-13 8.48079552720309E-10 -8.250620742965584E-10 -4.057470698492731E-12
peri -2.18650139659629E-15 3.712837237184887E-13 3.133088459469767E-9 -8.250620742965584E-10 1.541359748931174E-9 6.927531410220782E-12
i 1.769498184582161E-15 1.380845862446775E-16 1.225525831341174E-11 -4.057470698492731E-12 6.927531410220782E-12 7.315282386970919E-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 16.4   n/a MPO434639  

441715 (2009 BO9)          Discovered 2008-Oct-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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