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Table D.1

Spatial extent of molecules mapped towards AFGL 4176.

Species Eup RA Dec FWHMX FWHMY
(mas)
CH3C2H Low 13:43:01.748 ± 0.008 −62.08.51.30 ± 0.07 1055 ± 172 659 ± 95
High 13:43:01.739 ± 0.007 −62.08.51.29 ± 0.05 944 ± 127 560 ± 63
CH3OH Low 13:43:01.7138 ± 0.0009 −62.08.51.086 ± 0.007 784 ± 18 564 ± 12
High 13:43:01.7172 ± 0.0007 −62.08.51.154 ± 0.006 694 ± 16 535 ± 11
13CH3OH Low 13:43:01.715 ± 0.002 −62.08.51.09 ± 0.02 711 ± 37 489 ± 22
High 13:43:01.718 ± 0.001 −62.08.51.129 ± 0.008 715 ± 22 479 ± 12
CH3OCH3 Low 13:43:01.726 ± 0.002 −62.08.51.22 ± 0.02 687 ± 41 535 ± 29
High 13:43:01.718 ± 0.002 −62.08.51.14 ± 0.02 653 ± 35 460 ± 21
C2H5OH Low 13:43:01.706 ± 0.003 −62.08.51.09 ± 0.02 580 ± 47 464 ± 33
High 13:43:01.704 ± 0.008 −62.08.51.12 ± 0.03 501 ± 123 321 ± 57
CH3COCH3 Low 13:43:01.704 ± 0.007 −62.08.51.33 ± 0.02 590 ± 117 305 ± 37
High 13:43:01.701 ± 0.005 −62.08.51.15 ± 0.02 531 ± 73 345 ± 35
CH3OCHO Low 13:43:01.722 ± 0.002 −62.08.51.20 ± 0.02 701 ± 38 616 ± 32
High 13:43:01.701 ± 0.003 −62.08.51.18 ± 0.02 526 ± 3 373 ± 28
CH3CN Low 13:43:01.704 ± 0.003 −62.08.51.21 ± 0.02 726 ± 37 654 ± 32
High 13:43:01.698 ± 0.002 −62.08.51.318 ± 0.007 572 ± 26 391 ± 14
CH3CN, v8 = 1 Low 13:43:01.705 ± 0.001 −62.08.51.283 ± 0.005 559 ± 16 430 ± 11
High 13:43:01.701 ± 0.003 −62.08.51.31 ± 0.01 535 ± 40 348 ± 19
NH2CHO Low 13:43:01.7020 ± 0.0007 −62.08.51.234 ± 0.004 567 ± 12 434 ± 8
High 13:43:01.6997 ± 0.0009 −62.08.51.183 ± 0.005 559 ± 16 392 ± 9
C2H3CN Low 13:43:01.696 ± 0.004 −62.08.51.23 ± 0.02 441 ± 56 295 ± 26
High 13:43:01.701 ± 0.003 −62.08.51.18 ± 0.02 519 ± 51 387 ± 32
C2H5CN Low 13:43:01.697 ± 0.009 −62.08.51.17 ± 0.04 400 ± 141 256 ± 59
High 13:43:01.700 ± 0.003 −62.08.51.24 ± 0.01 565 ± 41 362 ± 20
H2CS Low 13:43:01.714 ± 0.003 −62.08.51.15 ± 0.02 756 ± 40 625 ± 31
High 13:43:01.715 ± 0.002 −62.08.51.23 ± 0.02 599 ± 26 562 ± 24
SO2 Low 13:43:01.692 ± 0.002 −62.08.51.25 ± 0.02 728 ± 29 624 ± 24
High 13:43:01.6972 ± 0.0009 −62.08.51.299 ± 0.006 550 ± 15 470 ± 12

Notes. Fit parameters for the 2D Gaussian fit to the zero-moment maps of the low and high upper state energy transitions mapped in Figs. 3 and D.1D.11.

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