EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 542 (June 2012) A&A, 542 (2012) A76 Full HTML
Free Access

Table 1

Herschel-HIFI observed line transitions in W43-MM1. Frequencies are from Pearson et al. (1991). Beam and ηmb are from Roelfsema et al. (2012). The rms is the noise at the given spectral resolution δν.

Water species Frequency Wavelength E u HIFI Beam η mb T sys δν t int rms Obsid
[GHz] [μm] [K] band [′′] [K] [MHz] [s] [mK]
o-HO 110–101a 547.6764 547.4 60.5 1a 38.7 0.754 80 0.24 1462 43 1342219193
o-HO 110–101 552.0209 543.1 61.0 1a 38.0 0.754 71 0.24 158 46 1342192345
p-HO 202–111 994.6751 301.4 100.6 4a 21.3 0.741 288 0.12 502 107 1342194990
o-HO 312–303 1095.6274 273.8 248.7 4b 19.2 0.737 379 0.24 1723 54 1342194806
p-HO 111–000 1101.6982 272.1 52.9 4b 19.2 0.736 393 1.1 3566 17 1342191670, 1342207372
p-HO 111–000 1107.1669 272.1 52.9 4b 19.1 0.737 379 0.24 1723 29 1342194806
o-HO 212–101 1662.4644 180.3 113.6 6b 12.8 0.708 1407 1.1 1212 176 1342192575
o-H2O 110–101a 556.9361 538.3 61.0 1a 38.0 0.754 80 0.24 1462 43 1342219193
p-H2O 211–202 752.0332 398.6 136.9 2b 28.2 0.749 88 0.12 262 88 1342194565
p-H2O 202–111 987.9268 303.5 100.8 4a 21.3 0.741 340 1.1 418 67 1342191616
o-H2O 312–303 1097.3651 273.2 249.4 4b 19.2 0.737 379 0.24 1723 54 1342194806
p-H2O 111–000 1113.3430 269.0 53.4 4b 19.0 0.736 393 1.1 3566 17 1342191670, 1342207372
o-H2O 221–212 1661.0076 180.5 194.1 6b 12.8 0.708 1407 1.1 1212 225 1342192575
o-H2O 212–101 1669.9048 179.5 114.4 6b 12.7 0.708 1407 1.1 1212 249 1342192575
CS (11–10) 538.6888 556.5 155.1 1a 38.0 0.754 71 0.24 158 46 1342192345
C18O (9–8) 987.5604 303.6 237.0 4a 21.3 0.741 340 0.5 418 54 1342191616

Notes. The energy of the upper level, Eu, is considered to be the same for HO and HO.

(a)

This line was mapped in OTF mode.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.