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Table 5

Comparison of systems with detected or expected extended atmospheres.

Planet ρ X fX
(g cm−3) (erg cm−2 s−1)
WASP-121 b 0.266 ± 0.013 1.11 330 900
HAT-P-32 b 0.135 ± 0.016 1.08 417 400
HAT-P-67 b 0.039 ± 0.025 1.06 ≈60 000(a)
WASP-12 b 0.271 ± 0.056 1.17 <318 000
WASP-69 b 0.262 ± 0.047 1.01 4170

Notes. (a)Estimate based on stellar rotation period.

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