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Table 1

Observing log for the two TEP systems.

Telescope Date of Start time End time Nobs Texp Tobs Filter Airmass Moon Aperture Scatter
first obs (UT) (UT) (s) (s) illum. radii (px) (mmag)

HAT-P-16:
Cassini 2010 10 29 21:19 03:01 261 50–60 70 Johnson I 1.00 → 2.16 56% 17, 38, 58 1.01
CA 1.23 m 2011 08 22 23:08 04:36 537 11–15 39 Cousins R 1.00 → 1.33 39% 15, 40, 60 1.85
Cassini 2012 10 03 23:28 04:41 197 70–80 92 Johnson I 1.01 → 2.15 86% 18, 50, 70 0.96
CA 1.23 m 2012 10 04 00:02 05:31 216 70–80 90 Cousins I 1.00 → 2.04 86% 24, 38, 60 0.88

WASP-21:
Cassini 2012 09 11 19:06 02:10 177 120 135 Gunn i 1.72 → 1.11 18% 17, 28, 46 0.88
CA 1.23 m 2012 09 11 19:28 03:48 218 100–130 135 Cousins I 1.63 → 1.08 18% 22, 40, 65 0.86

Notes. Nobs is the number of observations, Texp is the exposure time, Tobs is the observational cadence, and “Moon illum.” is the fractional illumination of the Moon at the midpoint of the transit.

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