Dual-band Unified Exploration of three CMZ Clouds (DUET) - Cloud-wide census of continuum sources showing low spectral indices

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Volume 697 (May 2025)

A&A, 697 (2025) A164

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Table A.1

Summary of the ALMA 3 mm observations

Observational	Array	Baseline range		Antenna	Calibrators
Dates	configuration	(km)	(kλ)	(number)	Bnadpass/flux	Phase
20 km s⁻¹, Sgr C

2018-11-27	C43-4	0.015–1.3	5–433	44	J1617–5848	J1744–3116
2018-11-27	C43-4	0.015–1.3	5–433	44	J1617–5848	J1744–3116
2018-11-27	C43-4	0.015–1.3	5–433	45	J1924–2914	J1744–3116
2019-08-28	C43-7	0.038–3.6	13–1200	48	J1924–2914	J1744–3116
2019-08-28	C43-7	0.038–3.6	13–1200	48	J1924–2914	J1752–2956
2019-08-29	C43-7	0.038–3.6	13–1200	47	J1517–2422	J1744–3116
2019-08-29	C43-7	0.038–3.6	13–1200	46	J1924–2914	J1744–3116
2019-08-30	C43-7	0.038–3.6	13–1200	47	J1924–2914	J1744–3116
2021-08-02	C43-7	0.047–5.2	16–1733	37	J1924–2914	J1744–3116

cloud e

2018-11-23	C43-4	0.015–1.4	5–466	47	J1924–2914	J1744–3116
2019-08-27	C43-7	0.038–3.6	13-1200	48	J1924–2914	J1744–3116
2021-07-30	C43-7	0.047–5.2	16–1733	41	J1924–2914	J1744–3116

Notes. Two scheduling blocks: the 20 km s⁻¹ cloud and Sgr C are observed in one and cloud e is in another one. The minimum and maximum baselines are shown with both spatial distance (km) and wavelength number (kλ).

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