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212949 (2009 BV23)
Classification: Main-belt Asteroid          SPK-ID: 2212949
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03659027002471751 4.9007e-08  
a 2.195621598656806 1.3488e-08 au
q 2.115283211489851 1.0629e-07 au
i 6.833925445072806 6.5291e-06 deg
node 339.7699224085269 5.0461e-05 deg
peri 158.4097248964636 0.00011326 deg
M 173.5733696206377 0.00010042 deg
tp 2458427.551928139176
(2018-Nov-05.05192814)
0.00033129 TDB
period 1188.323452616618
3.25
1.095e-05
2.998e-08
d
yr
n .3029478204838095 2.7916e-09 deg/d
Q 2.27595998582376 1.3982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      9540 days (26.12 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:52:44  

Additional Information
 Earth MOID = 1.12858 au 
 Jupiter MOID = 2.71218 au 
 T_jup = 3.659 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457115.5 (2015-Apr-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03666573437920263 4.8845e-08  
q 2.114733473354283 1.0593e-07 au
tp 2457238.635900599841
(2015-Aug-04.13590060)
0.00033059 TDB
node 339.8322698745546 5.0479e-05 deg
peri 158.1342703585919 0.00011321 deg
i 6.833308135747323 6.5279e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      9540 days (26.12 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:52:44  

Additional Information
 Jupiter MOID = 2.71218 au 
 T_jup = 3.659 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.38587319034654E-15 -5.136891520179199E-15 5.977808183793915E-12 -5.952753831617676E-15 1.807312361665593E-12 -3.373303503221785E-15
q -5.136891520179199E-15 1.122077301393879E-14 -1.309936219350833E-11 1.343704233484833E-14 -3.966174868501805E-12 8.02164521394919E-15
tp 5.977808183793915E-12 -1.309936219350833E-11 1.092881293835303E-7 -1.130174082172116E-11 3.353291830550981E-8 -1.720309904821243E-11
node -5.952753831617676E-15 1.343704233484833E-14 -1.130174082172116E-11 2.548133174397794E-9 -2.532490187435301E-9 1.460140860466409E-10
peri 1.807312361665593E-12 -3.966174868501805E-12 3.353291830550981E-8 -2.532490187435301E-9 1.281589731532425E-8 -1.502441042061212E-10
i -3.373303503221785E-15 8.02164521394919E-15 -1.720309904821243E-11 1.460140860466409E-10 -1.502441042061212E-10 4.261363849463222E-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 16.9   n/a MPO314586  

212949 (2009 BV23)          Discovered 2009-Jan-17 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2009 BV23 = 1993 FV66 = 2006 HO54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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