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Table A.3

All 6.7-GHz methanol maser features detected in S255-IR.

Maser Group RA Dec Peak flux V lsr ΔvL P l χ ΔVi TbΔΩ P V ΔVZ θ
offset offset Density (I)
(mas) (mas) (Jy/beam) (km s-1) (km s-1) (%) (°) (km s-1) (log  K sr) (%) (m/s) (°)

S255.01 A –217.801 97.237 0.209 ± 0.009 4.96 0.13
S255.02 B –217.039 –41.428 0.156 ± 0.003 5.70 0.13
S255.03 B –212.685 –62.891 1.212 ± 0.005 5.48 0.13
S255.04 B –212.522 –124.538 3.113 ± 0.015 4.87 0.17 2.2 ± 0.5 39 ± 2
S255.05 B –212.413 –109.398 0.501 ± 0.007 5.00 0.21
S255.06 B –206.100 –53.278 1.707 ± 0.005 5.57 0.17 3.8 ± 0.2 39 ± 4
S255.07 B –205.610 –86.506 0.343 ± 0.004 5.22 0.16
S255.08 B –204.522 –132.717 2.343 ± 0.018 4.74 0.16 1.0 ± 0.3 60 ± 11
S255.09 B –203.923 –19.556 0.399 ± 0.006 5.44 0.14
S255.10 B –201.583 –70.501 0.452 ± 0.005 5.35 0.14
S255.11 B –199.624 –87.763 0.686 ± 0.014 4.78 0.14
S255.12 B –195.977 –140.797 0.297 ± 0.011 4.47 0.15
S255.13 B –195.488 –104.160 0.270 ± 0.004 5.40 0.13
S255.14 B –193.800 –58.836 0.256 ± 0.005 5.40 0.63
S255.15 B –187.760 –151.674 0.198 ± 0.004 4.25 0.84
S255.16 B –172.086 –97.004 0.176 ± 0.006 4.39 1.29
S255.17 B –164.521 –108.042 0.250 ± 0.004 4.08 0.20
S255.18 B –162.126 –156.319 0.394 ± 0.003 4.12 0.22
S255.19 B –160.276 –155.373 0.334 ± 0.003 4.08 0.24
S255.20 B –158.534 –188.637 0.116 ± 0.004 4.17 0.20
S255.21 B –148.194 –146.700 0.668 ± 0.003 4.03 0.22
S255.22 B –144.548 –138.336 0.259 ± 0.004 4.17 0.17
S255.23 A –142.207 231.489 0.268 ± 0.016 4.82 0.15
S255.24 C –135.513 –399.889 0.130 ± 0.003 3.38 0.18
S255.25 C –128.166 –393.681 0.123 ± 0.004 2.23 0.27
S255.26 C –125.989 –373.406 0.361 ± 0.003 3.03 0.23
S255.27 C –125.935 –361.589 0.180 ± 0.003 2.28 0.34
S255.28 C –120.166 –351.229 0.104 ± 0.004 1.31 0.23
S255.29 A –69.172 409.050 0.280 ± 0.016 4.82 0.68
S255.30a B 0 0 10.636 ± 0.015 4.61 0.24 4.5 ± 0.3 23 ± 5 0.3 3.2 ± 0.7
S255.31 B 6.694 5.865 3.689 ± 0.014 4.78 0.20 1.8 ± 0.4 21 ± 7

Notes.

(a)

Because of the degree of the saturation of these CH3OH masers TbΔΩ is underestimated, ΔVi and θ are overestimated.

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