Continuum and spectral-line observations of the OH megamaser galaxy IRAS 01298−0744

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Table 1.

Parameters of high-resolution observations.

Epoch	Freq.	Line/continuum	Array	Phase calibrator	Program	Δ_V	Beam	PA	rms
	(GHz)					km s⁻¹	mas × mas	°	mJy beam⁻¹
2022Aug.02	1.5	OH	VLBA	J0127−0821	BW144	3.8	12.4 × 5.1	−0.3	1.9
...	...	Continuum	...	...	...	–	11.7 × 4.9	−3.5	0.021
2022May30	2.2	Continuum	VLBA	J0132−0804	BH237D	–	8.2 × 2.3	−4.2	0.22
...	8.4	...	...	...	...	–	2.9 × 1.2	−16.9	0.025
2017Dec.10	233.1–237.9	HCN(3–2)	ALMA	J0141−0928	2017.1.00057.S	14.2	150 × 120	−55	0.53
...	...	HCO⁺(3–2)	...	...	...	...	...	...	0.47
...	...	Continuum	...	...	...	–	...	...	0.032

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