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5973 Takimoto (1991 QC)
Classification: Main-belt Asteroid          SPK-ID: 2005973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1629971741905321 1.2022e-08  
a 2.557388770711712 8.6894e-09 au
q 2.140541627779104 2.9643e-08 au
i 3.616661121765282 7.1502e-07 deg
node 229.2211914098482 2.5053e-06 deg
peri 59.99228676778823 6.9822e-06 deg
M 91.61947021892954 6.358e-06 deg
tp 2458820.329133103353
(2019-Dec-02.82913310)
2.5854e-05 TDB
period 1493.803792531816
4.09
7.6134e-06
2.084e-08
d
yr
n .2409955054337114 1.2283e-09 deg/d
Q 2.974235913644319 1.0106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2908  
   data-arc span      25302 days (69.27 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43134  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:11:18  

Additional Information
 Earth MOID = 1.12513 au 
 Jupiter MOID = 2.19381 au 
 T_jup = 3.415 
[ 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 13.25   n/a E2021B10  
diameter diameter 7.286 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.54 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.]
geometric albedo albedo 0.230   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5973 Takimoto           Discovered 1991 Aug. 17 by S. Otomo at Kiyosato.
Named in memory of Daisuke Takimoto (1950-1997), an activist and computer programmer who lived in Tokyo. He represented the shareholders of the Tokyo Electric Power Company in the nuclear-power phase-out movement, joining thousands of other shareholders who wished to phase out nuclear power.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990728/MPCPages.arcLast Updated: 2010-06-11

[ show close-approach data ]
Alternate Designations
 1991 QC = 1987 SN17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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