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80180 Elko (1999 VS)
Classification: Main-belt Asteroid          SPK-ID: 2080180
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240266304268599 8.4385e-08  
a 2.308455435412373 1.4511e-08 au
q 2.022145486267606 1.9171e-07 au
i 6.263947443317877 7.3472e-06 deg
node 162.1886184565967 5.8015e-05 deg
peri 231.3181026362275 6.2516e-05 deg
M 222.6054151639743 2.4083e-05 deg
tp 2457889.431237143743
(2017-May-15.93123714)
8.7837e-05 JED
period 1281.093032755359
3.51
1.2079e-05
3.307e-08
d
yr
n .281010036582368 2.6496e-09 deg/d
Q 2.594765384557139 1.6311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      8318 days (22.77 yr)  
   first obs. used      1992-10-03  
   last obs. used      2015-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61799  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:42:41  

Additional Information
 Earth MOID = 1.03264 au 
 Jupiter MOID = 2.83459 au 
 T_jup = 3.568 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9 mag n/a MPO337861  
rotation period rot_per 5.7095 h n/a LCDB (Rev. 2015-December); 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.]

80180 Elko           Discovered 1999 Nov. 3 by P. Wiggins and H. Phaneuf at Tooele.
Elko, Nevada, founded in 1869 as a railroad town, is now known as "The Heart of Northeast Nevada". Elko is the home of the National Basque Festival and the Cowboy Poetry Gathering.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

Alternate Designations
 1999 VS = 2001 FF74 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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