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249379 (2009 BO32)
Classification: Main-belt Asteroid          SPK-ID: 2249379
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05727601978053597 5.8394e-08  
a 2.772531991148091 2.7048e-08 au
q 2.613732393980924 1.6766e-07 au
i 3.723979311190632 6.4777e-06 deg
node 305.5950568737646 7.6587e-05 deg
peri 356.6469513291249 9.3114e-05 deg
M 352.9599563452235 5.0349e-05 deg
tp 2459033.475100457484
(2020-Jul-02.97510046)
0.00023565 TDB
period 1686.216271775541
4.62
2.4675e-05
6.756e-08
d
yr
n .213495745489948 3.1242e-09 deg/d
Q 2.931331588315258 2.8597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      5662 days (15.50 yr)  
   first obs. used      2005-03-17  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56632  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:18:20  

Additional Information
 Earth MOID = 1.59829 au 
 Jupiter MOID = 2.20633 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458023.5 (2017-Sep-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05673857300766319 5.8786e-08  
q 2.613255238928266 1.6866e-07 au
tp 2457355.735978103270
(2015-Nov-29.23597810)
0.00024595 TDB
node 305.6348881874314 7.6704e-05 deg
peri 358.0680363951438 9.3234e-05 deg
i 3.7216295916576 6.4734e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      5662 days (15.50 yr)  
   first obs. used      2005-03-17  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56632  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:18:20  

Additional Information
 Jupiter MOID = 2.20633 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.455852140328361E-15 -9.803726854067753E-15 5.30103800497297E-12 2.99062651393588E-14 1.153765639139256E-12 1.275385738427334E-15
q -9.803726854067753E-15 2.844559229045065E-14 -1.763709685742474E-11 -8.664007453986113E-14 -3.787758411541062E-12 -3.331472394651408E-15
tp 5.30103800497297E-12 -1.763709685742474E-11 6.04896400046223E-8 5.531622672274316E-11 1.305255568293245E-8 6.985365144590916E-12
node 2.99062651393588E-14 -8.664007453986113E-14 5.531622672274316E-11 5.883578838126369E-9 -5.85838516426446E-9 1.434361047208987E-10
peri 1.153765639139256E-12 -3.787758411541062E-12 1.305255568293245E-8 -5.85838516426446E-9 8.692571301207134E-9 -1.415645280180869E-10
i 1.275385738427334E-15 -3.331472394651408E-15 6.985365144590916E-12 1.434361047208987E-10 -1.415645280180869E-10 4.190499154736653E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO433634  

249379 (2009 BO32)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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