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Table 3

Velocities and localisation of the diffuse and translucent molecular clouds detected with c-C3 H2 along the line of sight to Sgr B2, excluding Category III and the envelope of Sgr B2.

vLSR Locationa Categoryb dc
(km s−1) (kpc)
− 105.9 Galactic centre I 7.0
− 93.7 Galactic centre I 7.0
− 81.5 Galactic centre I 7.0
− 74.6 Galactic centre I 7.0
− 48.4 3 kpc arm I 5.5
− 39.7 3 kpc arm I 5.5
− 27.6 4 kpc arm I 4.3
− 18.9 4 kpc arm I 4.3
− 3.2 Galactic centre II 7.0
2.0 Galactic centre II 7.0
7.3 Galactic centre II 7.0
17.7 Sagittarius arm II 1.0
24.7 Scutum arm II 2.8
31.6 Scutum arm II 2.8
36.9 Scutum arm II 2.8

Notes. (a) Location of the clouds. (b) See Table 2. (c) Approximate distance to the Sun.

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