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Table 1

Overview of all HIFI bands for the observations of AFGL 2591 (bands 1a5a are spectral scans, 5b7b single-frequency settings).

Band Freq. range Beam size rms Obs. time
[GHz] [′′] [K] [s]

1a 483–558 41 0.030 4591
1b 555–636 36 0.029 4643
2a 631–722 31 0.026 9833
2b 717–800 28 0.067 6407
3a 800–859 26 0.039 4893
3b 858–960 23 0.067 8578
4a 950–1060 21 0.157 9137
4b 1051–1120 20 0.144 6300
5a 1110–1240 18 0.147 11931
5b 1266–1270 17 0.149 1380
5b 1251–1255 17 0.149 2255
6a 1496–1499 14 0.117 1440
6b 1611–1614 13 0.106 1392
7a 1726–1729 12 0.092 1575
7a 1762–1764 12 0.095 1423
7b 1840–1843 12 0.092 1711
7b 1900–1903 12 0.120 1452

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