The GAPS Programme with HARPS-N at TNG - III: The retrograde orbit of HAT-P-18b

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Table 1

HARPS-N RV measurements of HAT-P-18.

BJD (TDB)	RV	Error	S / N ^a	^b
	[m s^-1]	[m s^-1]

2 456 455.451721	−11 094.3	5.2	20.7	o
2 456 455.462430	−11 099.6	4.8	21.9	o
2 456 455.473147	−11 094.8	6.3	17.8	o
2 456 455.483869	−11 093.4	7.0	16.6	o
2 456 455.494596	−11 095.1	5.9	18.7	o
2 456 455.505314	−11 106.0	4.7	21.7	i
2 456 455.516031	−11 115.9	4.5	22.5	i
2 456 455.526749	−11 116.5	4.9	20.8	i
2 456 455.537462	−11 103.8	4.5	22.4	i
2 456 455.548184	−11 118.4	5.2	20.2	i
2 456 455.558915	−11 091.6	7.2	16.1	i
2 456 455.569633	−11 100.7	5.2	20.3	i
2 456 455.580346	−11 095.8	4.4	23.0	i
2 456 455.591059	−11 096.2	4.7	22.2	i
2 456 455.601781	−11 088.2	4.7	22.0	i
2 456 455.612495	−11 101.9	4.6	22.6	i
2 456 455.623212	−11 102.1	5.1	20.8	o
2 456 455.633939	−11 095.6	7.4	15.8	o
2 456 455.644665	−11 122.4	8.3	15.1	o
2 456 455.656845	−11 108.6	7.1	16.2	o
2 456 506.466435	−11 130.3	6.8	17.3	o
2 456 536.490373	−11 073.4	5.8	19.5	o
2 456 543.375155	−11 095.1	4.5	23.7	o

Notes.

^(a)

Per pixel at 5500 Å;

^(b)

i ≡ in-transit, o ≡ out-of-transit.

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