Open Access

Table 1

Observation summary.

Target star Proposal ID Date (UT) Grism Slit Ref. star (UCAC4) Readout (kHz) Exp. time (s) Frame number Airmass (start – min – end) Seeing(a) (95% interval)
CoRoT-1 GTC…17B (b,c) 2018-01-10 R1000R 40″ 435-022010 200 100 168 1.41 − 1.18 − 1.85 1.0″ − 1.5″
HAT-P-18 GTC59-16A(c) 2016-04-28 R1000R 40″ 616-055015 500 7 840 1.64 − 1.00 − 1.02 0.9″ − 1.3″
HAT-P-57 GTC16-19A(c) 2019-08-04 R1000R 12″ 503-079345 200 8 422 1.10 − 1.05 − 1.29 1.1″ − 2.7″
Qatar-1 GTC9-14A(d) 2014-07-08 R1000R 40″ 776-040769 200 45 167 1.40 − 1.24 − 1.25 1.4″ − 2.4″
TrES-4 GTC59-16A(c) 2016-07-01 R1000R 40″ 637-055982 200 13 608 1.07 − 1.01 − 1.96 0.8″ − 1.3″
WASP-2 GTC54-14B(d) 2014-08-05 R1000R 40″ 482-122257 200 10 479 1.50 − 1.08 − 1.10 0.7″ − 1.2″
WASP-10 GTC59-16A(c) 2016-08-16 R1000B 40″ 608-139057 500 30 459 1.29 − 1.00 − 1.21 1.0″ − 1.8″
WASP-32 GTC50-13B(d) 2013-10-20 R1000R 40″ 457-000336 200 17 497 1.19 − 1.13 − 1.42 0.8″ − 1.4″
WASP-36 GTC54-14B(d) 2015-01-17 R1000R 40″ 410-046712 200 65 157 1.64 − 1.25 − 1.28 1.5″ − 3.0″
WASP-36 GTC54-14B(d) 2015-01-19 R1000R 40″ 410-046712 200 45 215 1.28 − 1.25 − 1.82 1.6″ − 4.4″
WASP-39 GTC47-12B(d) 2013-02-24 R1000B 12″ 433-060837 200 40 243 1.69 − 1.18 − 1.22 1.1″ − 2.0″
WASP-49 GTC50-13B(d) 2013-11-15 R1000R 40″ 366-011140 200 30 384 1.88 − 1.43 − 1.48 2.2″ − 7.5″
WASP-156 GTC…17B(b,c) 2017-10-03 R1000R 40″ 463-002875 200 10 516 2.20 − 1.11 − 1.14 1.0″ − 2.2″

Notes. (a)Seeing was measured by the full width at half maximum of the stellar spectrum along the spatial direction at the central wavelength. (b)Full ID: GTCMULTIPLE2G-17B. (c)PI: G. Chen. (d)PI: E. Pallé.

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