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. Author manuscript; available in PMC: 2017 Mar 3.
Published in final edited form as: Astron Astrophys. 2017 Feb 21;599:A20. doi: 10.1051/0004-6361/201629445

Fig. 1.

Fig. 1

Overlay of the PACS observations and HIFI observations on a Spitzer IRAC 8 µm image of the Orion Bar. A 4 × 4 raster map of CH+ J=3-2 – 16 overlapping footprints — is shown in green and an example of a footprint is shown in red. The strip of CH+ J=2-1 is shown in blue.