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Table 6

Best-fit parameters of UKIRT18, UKIRT19, UKIRT20, UKIRT21, and UKIRT22.

Parameter UKIRT18 UKIRT19 UKIRT20 UKIRT21 UKIRT22
Close Wide
χ2 10617.9 10687.2 5650.6 598.5 621.8 609.8
t0 (HJD′) 8257.756 ± 0.058 8285.770 ± 0.022 8266.86 ± 0.47 8621.474 ± 0.109 8664.786 ± 0.478 8665.801 ± 0.497
u0 0.0280 ± 0.0036 0.4530 ± 0.0036 0.149 ± 0.015 0.0876 ± 0.0059 0.563 ± 0.012 0.664 ± 0.019
tE (days) 38.99 ± 0.53 8.930 ± 0.034 137.95 ± 11.07 17.02 ± 0.85 38.18 ± 0.82 33.21 ± 0.73
s 0.8815 ± 0.0061 0.6274 ± 0.0012 0.50 ± 0.017 0.574 ± 0.019 0.8701 ± 0.0071 1.5005 ± 0.0064
q 1.444 ± 0.023 1.225 ± 0.045 0.442 ± 0.048 0.327 ± 0.054 0.311 ± 0.034 0.107 ± 0.017
α (rad) 2.190 ± 0.010 2.060 ± 0.013 3.313 ± 0.020 5.760 ± 0.025 2.379 ± 0.036 4.271 ± 0.023
ρ (10−3) 4.86 ± 0.23 8.31 ± 0.13 30.11 ± 3.47 11.66 ± 2.39 20.22 ± 2.00
t0,2 (HJD′) 8635.488 ± 0.113
u0,2 −0.328 ± 0.042
ρ2 (10−3) 227.14 ± 19.69
qF 1.93 ± 0.23

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