MHONGOOSE discovery of a gas-rich low surface brightness galaxy in the Dorado group

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Volume 690 (October 2024)

A&A, 690 (2024) A69

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Table A.2.

H I properties of the sources detected by MHONGOOSE in Dorado.

Name	Coordinates	v_sys	F_int	M $_{H I}^{†}$ $_\mathrm{{\mathrm{H}\,\textsc{I}}}^\dag$	w50
	(J2000)	[km s⁻¹]	[mJy km s⁻¹]	[M_⊙]	[km s⁻¹]
PGC 128826^*	04^h16^m17^s − 54^d53^m38^s	1234	92.8	6.19 × 10⁶	84.0
PGC 075137^*	04^h20^m26^s − 54^d44^m25^s	1336	251	1.82 × 10⁷	64.2
NGC 1566	04^h20^m42^s − 54^d56^m16^s	1496	165 × 10³	1.94 × 10¹⁰	199
MKT 042200-545440^*	04^h22^m00^s − 54^d54^m40^s	1439	170	1.23 × 10⁷	29.2
MKT 042230-550757^*	04^h22^m30^s − 55^d07^m57^s	1335	34.2	2.49 × 10⁶	14.0
MKT 042231-551202^**	04^h22^m31^s − 55^d12^m02^s	1292	5.01	3.65 × 10⁵	10.0
MKT 042326-551621^*, LSB-D	04^h23^m26^s − 55^d16^m21^s	1214	22.9	1.60 × 10⁶	11.4
NGC 1581	04^h24^m44^s − 54^d56^m31^s	1609	1.38 × 10³	1.09 × 10⁸	218

Notes. (^*) New H I detections made by MHONGOOSE. (^**) H I detection with S/N = 3 without an optical counterpart. (^†) H I masses are computed at the distance of NGC 1566, D = 17.69 Mpc (Anand et al. 2021).

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