... in the Galactic halo[*]
Figures 1 to 4 are only available in electronic form at http://www.edpsciences.org 
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... (NSVS)[*]
http://skydot.lanl.gov/nsvs/nsvs.php 
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... IRAF[*]
IRAF is distributed by the National Optical Astronomy Observatory. 
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... statistics[*]
R-Square is the square of the multiple correlation coefficient. It takes on any value between 0 and 1, with a value closer to 1 indicating a better fit. RMSE is the fit standard error. A RMSE value closer to 0 indicates a better fit. 
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... band[*]
The unfiltered CCD band of ROTSE-I is called the W band. 
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...$\Delta\rm [Fe/H]$[*]
$\Delta\rm [Fe/H]=\rm [Fe/H]_{Spec.}-[Fe/H]_{Four.}$ 
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... TZ Aur[*]
An outlier in the relation of ${\varphi _{31}}$ between the W band and the V band. 
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... W05 system[*]
An unfiltered CCD mounted on the 0.8-m telescope in the Xinglong Station. 
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... effect[*]
The time of moving the mechanical shutter can cause one side of the field to be exposed longer than the other. 
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... -1.63[*]
In the scale of L94. 
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... 91[*]
Refer to W05. 
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Copyright ESO 2006