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243898 (2001 BD56)
Classification: Main-belt Asteroid          SPK-ID: 2243898
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1655586412497422 5.3022e-08  
a 2.34322730268709 1.1295e-08 au
q 1.955285774314917 1.2383e-07 au
i 5.740346522531298 4.9752e-06 deg
node 112.1891412813801 5.0804e-05 deg
peri 45.55010988837366 5.2165e-05 deg
M 124.507007649272 1.4e-05 deg
tp 2458547.381963046660
(2019-Mar-04.88196305)
4.9273e-05 TDB
period 1310.147086360855
3.59
9.4732e-06
2.594e-08
d
yr
n .2747783082890013 1.9868e-09 deg/d
Q 2.731168831059263 1.3165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-12-28  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58678  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:53:41  

Additional Information
 Earth MOID = .970015 au 
 Jupiter MOID = 2.26416 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457805.5 (2017-Feb-21.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1655551536447454 5.2907e-08  
q 1.954200447526591 1.2346e-07 au
tp 2457237.176468868842
(2015-Aug-02.67646887)
4.5324e-05 TDB
node 112.2089780709918 5.0841e-05 deg
peri 45.24754408560656 5.2208e-05 deg
i 5.739129925841055 4.9726e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-12-28  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58678  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:53:41  

Additional Information
 Jupiter MOID = 2.26416 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.79920238305591E-15 -6.512911797738561E-15 1.709367961997981E-13 -2.332734802466315E-14 6.992468676021793E-14 -5.335442750796092E-15
q -6.512911797738561E-15 1.524148373851461E-14 -2.553206949886985E-13 5.469030833003122E-14 -1.204606304101271E-13 1.284249598093246E-14
tp 1.709367961997981E-13 -2.553206949886985E-13 2.054237699621673E-9 7.42750967867822E-12 5.662242060925272E-10 7.36360299462999E-13
node -2.332734802466315E-14 5.469030833003122E-14 7.42750967867822E-12 2.584794631986027E-9 -2.569442246823384E-9 9.828121879513694E-11
peri 6.992468676021793E-14 -1.204606304101271E-13 5.662242060925272E-10 -2.569442246823384E-9 2.725669332068694E-9 -9.763311803887611E-11
i -5.335442750796092E-15 1.284249598093246E-14 7.36360299462999E-13 9.828121879513694E-11 -9.763311803887611E-11 2.472700662851582E-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 17.0   n/a MPO427392  
diameter diameter 2.817 km 0.773 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.40 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.035   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243898 (2001 BD56)          Discovered 2001-Jan-19 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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