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447956 (2008 BB19)
Classification: Main-belt Asteroid          SPK-ID: 2447956
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1232223325223061 5.1968e-08  
a 2.707463708405016 6.2062e-08 au
q 2.373843715035857 1.6951e-07 au
i 7.216775619393001 5.077e-06 deg
node 108.7335633346717 6.1333e-05 deg
peri 195.5943083001455 7.8436e-05 deg
M 93.65059062526016 4.3391e-05 deg
tp 2458577.197910068891
(2019-Apr-03.69791007)
0.00020576 TDB
period 1627.205459760292
4.46
5.5949e-05
1.532e-07
d
yr
n .2212381957303859 7.607e-09 deg/d
Q 3.041083701774174 6.9709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6606 days (18.09 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = 1.3594 au 
 Jupiter MOID = 2.17309 au 
 T_jup = 3.342 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457674.5 (2016-Oct-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1247185367894452 5.2147e-08  
q 2.368826891960114 1.7077e-07 au
tp 2456951.646804223431
(2014-Oct-21.14680422)
0.00024507 TDB
node 108.804489168409 6.1402e-05 deg
peri 195.8241369191931 7.8187e-05 deg
i 7.214274768822576 5.0743e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6606 days (18.09 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Jupiter MOID = 2.17309 au 
 T_jup = 3.342 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.719261674737755E-15 -8.514913384169443E-15 5.813230775730984E-12 1.208003597049348E-14 1.047863600591697E-12 -6.373748437544043E-15
q -8.514913384169443E-15 2.916117912237687E-14 -2.639723286411982E-11 -1.605280928102766E-14 -4.831131477745853E-12 3.059177140820701E-14
tp 5.813230775730984E-12 -2.639723286411982E-11 6.006115937220121E-8 -4.965287997970298E-11 1.1924145798614E-8 -6.309816230823834E-11
node 1.208003597049348E-14 -1.605280928102766E-14 -4.965287997970298E-11 3.770186457593943E-9 -3.74952315012593E-9 -3.598116660546342E-11
peri 1.047863600591697E-12 -4.831131477745853E-12 1.1924145798614E-8 -3.74952315012593E-9 6.113161280069467E-9 2.350624610761358E-11
i -6.373748437544043E-15 3.059177140820701E-14 -6.309816230823834E-11 -3.598116660546342E-11 2.350624610761358E-11 2.574900969978266E-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 16.7   n/a MPO440858  
diameter diameter 1.995 km 0.401 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

447956 (2008 BB19)          Discovered 2008-Jan-28 by Ries, W. at Altschwendt
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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