The Villafranca catalog of Galactic OB groups - I. Systems with O2–O3.5 stars

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Volume 643 (November 2020)

A&A, 643 (2020) A138

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Table 2.

Field sizes and filters applied to the O-type stellar groups and subgroups in this paper.

ID	N_f	Field	d_CC	α	δ	r	μ_α*	μ_δ	r_μ	Δ(G_BP − G_RP)
				(deg)	(deg)	(″)	(mas a⁻¹)	(mas a⁻¹)	(mas a⁻¹)
O-001	27 873	20′ × 20′	< 0.4	168.79	−61.26	206	−5.61	+1.97	0.44	> −0.34
O-002	14 340	20′ × 20′	< 0.4	160.95	−59.56	166	−6.45	+2.25	0.70	> −0.69
O-003	18 441	20′ × 20′	< 0.4	161.09	−59.73	103	−6.93	+2.61	0.73	> −1.30
O-004	60 144	40′ × 40′	< 0.4	155.99	−57.76	400	−5.10	+2.82	0.70	> −0.65
O-005	10 374	30′ × 30′	< 0.4	261.18	−34.21	605	−1.10	−2.20	1.40	> −1.00
O-006	48 211	20′ × 20′	< 0.4	164.68	−61.18	200	−5.50	+2.30	0.30	> −0.90
O-007	5241	20′ × 20′	< 0.4	308.30	+41.22	186	−2.65	−4.49	0.72	> −0.60
O-008	6136	20′ × 20′	< 0.4	308.32	+41.31	126	−2.67	−4.15	0.50	> −0.80
O-009	5671	20′ × 20′	< 0.4	275.12	−16.18	236	+0.10	−1.52	1.10	> −0.70
O-010	33 424	20′ × 20′	< 0.4	250.30	−48.76	285	+1.57	−3.92	1.04	> −0.70
O-011	6513	20′ × 20′	< 0.4	308.83	+46.84	341	−2.78	−4.31	0.50	–
O-012	25 632	30′ × 30′	< 0.4	118.18	−26.33	390	−2.50	+2.60	0.40	> −0.15
O-012 N	25 632	30′ × 30′	< 0.4	118.19	−26.28	200	−2.50	+2.60	0.40	> −0.15
O-012 S	25 632	30′ × 30′	< 0.4	118.18	−26.38	200	−2.50	+2.60	0.40	> −0.15
O-013	3235	20′ × 20′	< 0.4	348.43	+61.50	109	−3.70	−2.14	0.73	–
O-014	396 261	120′ × 120′	< 0.4	313.96	+43.87	–	+0.01	−4.52	0.90	> +0.00
O-015	19 049	30′ × 30′	< 0.2	304.60	+40.78	800	−2.60	−6.40	0.75	> −0.30
O-016	25 177	60′ × 60′	< 0.2	100.25	+09.75	1500	−1.80	−3.70	1.50	> −0.20
O-016 N	25 177	60′ × 60′	< 0.2	100.20	+09.88	540	−1.80	−3.70	1.50	> −0.20
O-016 S	25 177	60′ × 60′	< 0.2	100.28	+09.53	540	−1.80	−3.70	1.50	> −0.20

Notes. RUWE is filtered as < 1.4 and σ_{ϖ_c} as < 0.1 mas in all cases. For Villafranca O-014 the coordinates correspond to those of the Bajamar star.

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