Herschel observations of extreme OH/IR stars - The isotopic ratios of oxygen as a sign-post for the stellar mass

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Volume 578 (June 2015)

A&A, 578 (2015) A115

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Table 4

Line fluxes of isotopologues of H₂O in the observed PACS range.

λ(μm)	Transition	Isotope	Line fluxes (× 10^-17 W m^-2)

			GL5379	OH26.5	OH30.1	OH32.0	OH32.8	OH42.3

57.6365	4₂₂−3₁₃	16	115.2	57.8	10.6	<1.6^a	4.6	<2.7^a
57.7447^b	4₂₂−3₁₃	17	<36.5^a	41.1	<4.4^a	<1.6^a	<3.1^a	<2.7^a
67.0892^b	3₃₁−2₂₀	16	133.5	79.1	16.3	5.7	19.0	4.6
67.5081^b	3₃₁−2₂₀	17	<13.8^a	16.0	<4.4^a	<1.6^a	<3.1^a	<2.0^a
75.3807	3₂₁−2₁₂	16	135.3	55.7	13.7	3.9	8.2	7.3
75.6381	3₂₁−2₁₂	17	<25.9^a	28.3	<4.4^a	3.3	0.4	<1.9^a
75.9099	5₅₀−5₄₁	16	177.1	74.1	23.7	8.6	20.9	7.7
76.7892	5₅₀−5₄₁	17	<25.9^a	20.0	<4.4^a	<1.6^a	<2.1^a	<1.9^a
89.9884	3₂₂−2₁₁	16	254.5	84.0	33.3	12.4	22.5	12.9
90.4885	3₂₂−2₁₁	17	<24.7^a	14.2	7.9	2.5	<2.1^a	6.6
108.0732	2₂₁−1₁₀	16	100.1	34.0	9.5	3.7	6.6	2.0
108.7449	2₂₁−1₁₀	17	19.4	19.5	3.1	2.8	4.0	<0.7^a
121.7217	4₃₂−4₂₃	16	227.9	70.5	25.4	7.7	17.2	7.0
122.8999	4₃₂−4₂₃	17	13.6	10.9	4.2	2.1	2.5	<0.4^a
132.4084	4₂₃−4₁₄	16	176.8	50.6	17.8	8.3	13.2	3.5
133.0943	4₂₃−4₁₄	17	31.0	11.6	3.3	1.6	2.3	<0.4^a
134.9353	5₁₄−5₀₅	16	109.2	36.7	13.2	5.4	9.4	3.4
134.7376	5₁₄−5₀₅	17	15.5	9.9	<1.0^a	<0.5^a	2.3	<0.4^a
136.4960	3₃₀−3₂₁	16	133.9	37.1	12.5	5.8	9.1	3.0
138.2514	3₃₀−3₂₁	17	22.4	12.9	1.5	<0.5^a	1.7	1.7
138.5278	3₁₃−2₀₂	16	128.1	45.0	13.7	6.0	9.7	3.5
139.0864	3₁₃−2₀₂	17	28.9	17.2	3.8	2.8	3.0	<0.4^a
156.1940^b	3₂₂−3₁₃	16	184.1	63.7	20.9	10.0	13.8	5.0
157.2836	3₂₂−3₁₃	17	22.0	11.9	1.8	<0.9^a	<0.9^a	<0.5^a
156.2652^b	5₂₃−4₃₂	16	21.1	21.5	2.1	3.5	2.1	1.0
153.8758	5₂₃−4₃₂	17	<5.6^a	<4.1^a	<1.0^a	<0.9^a	<0.6^a	<0.5^a
179.5267	2₁₂−1₀₁	16	122.8	46.8	10.7	5.9	2.4	<0.5^a
180.3302	2₁₂−1₀₁	17	45.7	32.3	5.3	<0.9^a	0.7	<0.5^a
180.4883	2₂₁−2₁₂	16	112.3	39.0	11.2	4.4	1.3	2.0
182.0899	2₂₁−2₁₂	17	41.5	15.2	<1.0^a	<0.9^a	<0.6^a	1.7

Notes.

^(a)

An upper limit of the detection.

^(b)

A possible blend with higher excited H₂O line.

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