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79898 (1999 BD6)
Classification: Main-belt Asteroid          SPK-ID: 2079898
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01102911675483416 6.7723e-08  
a 3.020752225392203 1.9601e-08 au
q 2.987435996410928 2.0915e-07 au
i 13.23956754092106 6.7271e-06 deg
node 164.1310540394482 1.7618e-05 deg
peri 29.78078482711069 0.00017268 deg
M 355.1527755353843 0.0001708 deg
tp 2459026.320325551269
(2020-Jun-25.82032555)
0.00090978 TDB
period 1917.65767529677
5.25
1.8665e-05
5.11e-08
d
yr
n .1877290220447128 1.8272e-09 deg/d
Q 3.054068454373479 1.9817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      7770 days (21.27 yr)  
   first obs. used      1999-01-20  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:44:20  

Additional Information
 Earth MOID = 1.99508 au 
 Jupiter MOID = 1.91391 au 
 T_jup = 3.206 
[ show covariance matrix ]

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 14.6   n/a MPO337858  
diameter diameter 6.515 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.053 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.055   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79898 (1999 BD6)          Discovered 1999-Jan-20 by ODAS at Caussols
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 BD6 = 2001 QF214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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