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This article has an erratum: [https://doi.org/10.1051/0004-6361/201424267e]


Table A.1

Observed water lines.

Line Rest frequencya Eu/kb Aul ncr ηmbb θmbb WBS resolution HRS resolution Obs. Timec
(GHz) (K) (s-1) (cm-3) (′′) (km s-1) (km s-1) Class 0/I (min)

H2O 110 − 101 556.93607 61.0 3.458×10-3 1×107 0.75 38.1 0.27 0.03 13.5/20.7
H2O 212 − 101 1669.90496 114.4 5.593×10-2 3×108 0.71 12.7 0.09 0.02 23.7/
H2O 312 − 221 1153.12682 249.4 2.634×10-3 8×106 0.64 18.4 0.13 0.06 13.0/9.9
H2O 312 − 303 1097.36505 249.4 1.648×10-2 5×107 0.74 19.3 0.14 0.07 32.5 (306d)/ (306d)
HO 110 − 101 547.67644 60.5 3.290×10-3 1×107 0.75 38.7 0.27 0.07 33.0126.0/
HO 312 − 303 1095.62739 248.7 1.621×10-2 5×107 0.74 19.4 0.14 0.07 32.5 (306d)/ (306d)

H2O 111 − 000 1113.34306 53.4 1.842×10-2 1×108 0.74 19.0 0.13 0.06 43.5/32.4
H2O 202 − 111 987.92670 100.8 5.835×10-3 4×107 0.74 21.5 0.15 0.07 23.3/23.3
H2O 211 − 202 752.03323 136.9 7.062×10-3 2×107 0.75 28.2 0.20 0.05 18.4/23.3
HO 111 − 000 1101.69826 52.9 1.785×10-2 1×108 0.74 19.0 0.13 0.06 43.5/32.4
HO 202 − 111 994.67513 100.6 6.020×10-3 4×107 0.74 21.3 0.15 0.04 40.646.7/

Notes.

(a)

Taken from Daniel et al. (2011) and Dubernet et al. (2009) for H2O and the JPL database (Pickett et al. 2010) for HO.

(b)

Calculated using equations 1 and 3 from Roelfsema et al. (2012).

(c)

Total time including on+off source and overheads.

(d)

Deep observation for IRAS2A and sources observed as part of OT2 programme OT2_rvisser_2.

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