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193585 (2001 BB26)
Classification: Main-belt Asteroid          SPK-ID: 2193585
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07791806516203277 6.2939e-08  
a 2.731223013181913 2.2938e-08 au
q 2.518411400468761 1.7323e-07 au
i 4.98351367889907 5.5423e-06 deg
node 286.7972232402605 7.7299e-05 deg
peri 221.0319316148834 8.8941e-05 deg
M 86.45557309366254 4.1425e-05 deg
tp 2458604.564297630486
(2019-May-01.06429763)
0.00018953 TDB
period 1648.671655887427
4.51
2.077e-05
5.687e-08
d
yr
n .2183576085113342 2.7508e-09 deg/d
Q 2.944034625895065 2.4726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      6964 days (19.07 yr)  
   first obs. used      2001-01-03  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5468  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:44  

Additional Information
 Earth MOID = 1.5328 au 
 Jupiter MOID = 2.07945 au 
 T_jup = 3.344 
[ 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 15.6   n/a MPO470083  
diameter diameter 4.685 km 0.348 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.14028 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.067   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193585 (2001 BB26)          Discovered 2001-Jan-20 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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