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Table 2.

Log of spectral observational data.

PA, ° Date of obs. Texp, s θ, ″ Δλ, Å δλ, Å
88 2017 Jul 27 6000 1.5 3650–7740 14
150 2017 Jul 27 6000 1.8 3650–7740 14
31 2017 Sep 25 3600 1.1 6080–7000 3.6
110 2017 Sep 25 7200 1.0 6080–7000 3.6
183 2017 Sep 25 8400 1.5 6080–7000 3.6

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