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79193 (1993 TW17)
Classification: Main-belt Asteroid          SPK-ID: 2079193
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .248096610852565 3.597e-08  
a 2.660236612598172 9.2783e-09 au
q 2.000240924946657 9.7463e-08 au
i 13.09441378334334 5.1695e-06 deg
node 191.9730208812704 1.4743e-05 deg
peri 229.3850953030838 1.9072e-05 deg
M 22.59991290026237 8.9526e-06 deg
tp 2458901.009161524336
(2020-Feb-21.50916152)
3.9305e-05 TDB
period 1584.815924260635
4.34
8.2912e-06
2.27e-08
d
yr
n .2271557185216642 1.1884e-09 deg/d
Q 3.320232300249687 1.158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      907  
   data-arc span      9626 days (26.35 yr)  
   first obs. used      1993-09-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50092  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:37:13  

Additional Information
 Earth MOID = 1.03715 au 
 Jupiter MOID = 2.15611 au 
 T_jup = 3.305 
[ 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 15.4   n/a MPO502633  
rotation period rot_per 3.202 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:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]

79193 (1993 TW17)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1993 TW17 = 1999 CF110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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