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11404 Wittig (1999 BX4)
Classification: Main-belt Asteroid          SPK-ID: 2011404
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418532377898734 4.4975e-08  
a 3.161392731572944 1.9945e-08 au
q 2.71293893667395 1.5032e-07 au
i 1.449947824536894 6.0226e-06 deg
node 16.4268926238847 0.00015957 deg
peri 42.84836636616949 0.00016076 deg
M 358.9590589341855 1.9081e-05 deg
tp 2459006.436626739451
(2020-Jun-05.93662674)
0.00010883 TDB
period 2053.128362776364
5.62
1.9429e-05
5.319e-08
d
yr
n .1753421785636366 1.6593e-09 deg/d
Q 3.609846526471938 2.2774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1300  
   data-arc span      9874 days (27.03 yr)  
   first obs. used      1993-01-21  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:02:07  

Additional Information
 Earth MOID = 1.72562 au 
 Jupiter MOID = 1.72527 au 
 T_jup = 3.189 
[ 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 13.6   n/a MPO332927  
diameter diameter 9.778 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.424 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.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.074   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11404 Wittig           Discovered 1999 Jan. 19 by the OCA-DLR Asteroid Survey at Caussols.
Sigmar Wittig (b. 1940), chairman of the Executive Board of the German Aerospace Center during 2002-2007, has been head of the Institute for Thermal Turbomachinery at the University of Karlsruhe, vice president of the German Research Foundation and chair of the European Space Agency Council.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 1999 BX4 = 1994 GE6 = 1997 WQ33 
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