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Figure 1:
The variation of the relative rms contrast of the continuum intensity during the time series. The wavelength range used was centered at 4993.12 Å and the slit length used for the calculation was 65
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Figure 2: Temporal-spatial map of the continuum intensity. The horizontal stripes of lower intensity contrast are due to seeing (see Fig. 1). |
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Figure 3: Temporal-spatial maps of the residual intensities of Fe II ( upper panel) and Fe I ( lower panel). |
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Figure 4: Temporal-spatial maps of the velocities of Fe II ( upper panel) and Fe I ( lower panel). |
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Figure 5: Comparison of the rms fluctuations of the continuum intensity (same as Fig. 1) with the temporal variations of correlations to determine the influence of seeing. |
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Figure 6:
Temporal variation of two correlation coefficients versus the rms of the continuum fluctuations (Asterisks:
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Figure 7: The autocorrelations of the intensities I (continuum), r1 (Fe II) and r2 (Fe I) with increasing time difference. Each second of the first 70 spectra was taken as a starting spectrum. |
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Figure 8: The autocorrelations of the velocities v1 (Fe II) and v2 (Fe I) with increasing time difference. Each second of the first 70 spectra was taken as a starting spectrum. |
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Figure 9: The temporal variation of the crosscorrelation between continuum and residual intensities for the Fe II line (solid) and the Fe I line (dotted) and between both residual intensities (dashed). Horizontal bars indicate times of worse seeing. |
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Figure 10: The temporal variation of the crosscorrelation of the velocity of the Fe I line with continuum intensity (solid), residual intensity of Fe II (dashed), and residual intensity of Fe I (dotted). Horizontal bars indicate times of worse seeing. |
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Figure 11: The temporal variation of the crosscorrelation between both velocities. Horizontal bars indicate times of worse seeing. |
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