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JPL Small-Body Database Browser
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392056 (2009 BO172)
Classification: Main-belt Asteroid          SPK-ID: 2392056
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .108569681109804 1.1641e-07  
a 2.683635248068781 3.8618e-08 au
q 2.392273824970923 2.9874e-07 au
i 1.795355635036918 7.4719e-06 deg
node 291.4383463004029 0.00034859 deg
peri 219.373415360392 0.00036298 deg
M 107.1211103230032 7.9212e-05 deg
tp 2458122.688912944821
(2018-Jan-04.18891294)
0.00035766 TDB
period 1605.77117639273
4.40
3.4661e-05
9.49e-08
d
yr
n .2241913451259716 4.8392e-09 deg/d
Q 2.974996671166638 4.281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2000-01-13  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61493  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:05:50  

Additional Information
 Earth MOID = 1.40397 au 
 Jupiter MOID = 2.02586 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456836.5 (2014-Jun-28.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077418125382184 1.1755e-07  
q 2.393011474046954 3.0228e-07 au
tp 2456514.915872395461
(2013-Aug-10.41587240)
0.00037436 TDB
node 291.5607693441322 0.00034914 deg
peri 218.5934769386259 0.00036369 deg
i 1.793851988757395 7.4684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2000-01-13  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61493  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:05:50  

Additional Information
 Jupiter MOID = 2.02586 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.381872806878163E-14 -3.536187336399798E-14 -2.166808095922291E-11 2.563443286431144E-13 -6.562863071881599E-12 5.375763842859186E-16
q -3.536187336399798E-14 9.137397938978701E-14 5.245179314477298E-11 -6.318210280735535E-13 1.603886894873219E-11 -2.238108548361879E-16
tp -2.166808095922291E-11 5.245179314477298E-11 1.401421062287225E-7 -1.123703885582218E-9 3.8208575701153E-8 -3.529865041909697E-11
node 2.563443286431144E-13 -6.318210280735535E-13 -1.123703885582218E-9 1.219004497749778E-7 -1.221412983634877E-7 1.523115190080028E-10
peri -6.562863071881599E-12 1.603886894873219E-11 3.8208575701153E-8 -1.221412983634877E-7 1.322678549190895E-7 -1.613300379091358E-10
i 5.375763842859186E-16 -2.238108548361879E-16 -3.529865041909697E-11 1.523115190080028E-10 -1.613300379091358E-10 5.57772519585609E-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 17.7   n/a MPO437605  

392056 (2009 BO172)          Discovered 2009-Jan-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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