First map of D2H+ emission revealing the true centre of a prestellar core: Further insights into deuterium chemistry

Open Access

Table A.1

Reference positions for the APEX observations.

Project	date	observing mode	R.A.(J2000) or offset^(a)	Dec (J2000) or offset^(a)
M-085.F-0016-2010	07/09/2010	position switch	−300″	0
E-0105.C-0251A-2020	03/05/2021	wobbler switch	±200″ (H)	0
E-0105.C-0251A-2020	28–29/06/2021	OTF	16h32m40s	−24°28′30″
M-109-.F-9501C-2022	24/03–04/04/2022	OTF	16h32m40s	−24°28′30″

Notes. ^(a)Offsets are with respect to equatorial coordinates except if marked with (H) for horizontal wobbler switching

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