Open Access
Table 2
CNa fitting coefficients for Paranal dataset, with or without the solar cycle influence.
Fit parameters | Units | PAR All W solar cycle | PAR All W/o solar cycle | Monthly W solar cycle | Monthly W/o solar cycle |
---|---|---|---|---|---|
α | [1013 atoms/m2] | 3.96±0.21 | 4.12 ± 0.1 | 4.23 ± 1.24 | 3.88 ± 0.44 |
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[1013 atoms/m2] | 1.09 ± 0.14 | 1.09 ± 0.14 | 1.08 ± 0.57 | 1.09 ± 0.56 |
ϕannual = atan(A1/A2) | [deg] | 164.6 ± 0.54 | 164.9 ± 0.54 | 164.8 ± 2.1 | 165.3 ± 2.2 |
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[1013 atoms/m2] | 0.50 ± 0.14 | 0.50 ± 0.14 | 0.44 ± 0.36 | 0.44 ± 0.36 |
ϕsemiannual = atan(A3/A4) | [deg] | 140.7 ± 1.1 | 141.0 ± 0.95 | 140.2 ± 3.3 | 140.0 ± 3.5 |
δ | [% per 100 SFU] | 4.2 ± 0.3 | −7.8 ± 1.1 | ||
R2 (goodness of fit) | 0.18 | 0.18 | 0.39 | 0.38 | |
Data correlation | 0.96 | 0.96 | 0.39 | 0.38 |
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