Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2 - II. Resolved common proper motion pairs

Pierre Kervella; Alexandre Gallenne; Nancy Remage Evans; Laszlo Szabados; Frédéric Arenou; Antoine Mérand; Nicolas Nardetto; Wolfgang Gieren; Grzegorz Pietrzynski

doi:10.1051/0004-6361/201834211

Open Access

Table B.1.

Candidate gravitationally bound companions of RR Lyrae stars. The RR subtype is taken from the VSX database (Watson et al. 2006). The references for the photometry are given in the caption of Table A.1.

RRL name / GDR2	ϖ_G2	μ_α, G2, μ_δ, G2	Sep.	Sep.	G_BP	G	G_RP	J	H	K	W1	W2	W3	W4	E(B − V)	M_G	Log T	RR
	(mas)	(mas a⁻¹)	(″)	(kau)														type
OV And	0.938_0.038	−4.90_0.06, −7.78_0.03			11.93	11.34	10.64	9.68	9.15	9.00	8.91	8.99	8.91	8.53	0.053^a	+1.08	3.683	RRab
380489851377596928	0.909_0.039	−4.43_0.04, −7.71_0.03	3.43	3.7	13.79	13.54	13.02									+3.20	3.781	F4V

CS Del	0.635_0.031	−0.32_0.05, +2.16_0.06			13.05	12.85	12.50	12.02	11.88	11.83	11.74	11.79	11.78	9.07	0.095^a	+1.60	3.830	RRc
1805526185917504512	0.644_0.056	−0.28_0.10, +2.19_0.10	3.17	5.0	16.32	16.14	15.42									+4.93	3.774	G7V

V0893 Her	2.679_0.028	−6.75_0.05, +11.54_0.06			9.33	9.16	8.84	8.45	8.32	8.26	8.25	8.26	8.22	8.02	0.022^a	+1.24	3.818	RR:
1385661079389302144	2.905_0.443	−9.68_1.14, +14.08_1.20	5.16	1.9	16.19	16.65	15.09									+8.91	3.725	M1.5V

RR Leo	1.032_0.088	−15.29_0.10, −10.16_0.10			11.12	10.91	10.48	9.92	9.68	9.64	9.63	9.63	9.58	8.25	0.037^b	+0.87	3.795	RRab
630421931138065280	1.062_0.163	−16.30_0.44, −10.15_0.32	9.64	9.3	18.74	18.05	17.16	15.97	15.31	15.11						+8.10	3.523	M0V

SS Oct	0.862_0.023	−1.90_0.05, −32.70_0.05			12.17	11.79	11.11	10.05	9.83	9.75	9.73	9.71	9.66	9.27	0.285^b	+0.73	3.789	RRab
6345324695303800192	0.782_0.114	−2.22_0.32, −32.85_0.24	2.67	3.1	16.80	17.18	15.80									+5.90	3.797	K2V

EY Oph	0.658_0.032	−2.64_0.06, −1.75_0.04			14.00	13.55	12.92	12.48	12.13	12.07	11.41	11.49	11.57	8.49	0.200^a	+2.12	3.769	RR:
6029835295648727168	1.597_0.341	−4.52_0.81, −4.26_0.52	12.21	6.6	19.45	19.43	18.16									+9.95	3.738	M3V (WD?)

V0487 Sco	1.069_0.075	−9.83_0.15, −12.30_0.12			11.54	11.22	10.67	9.90	9.65	9.60	8.14	8.20	8.30	8.67	0.252^b	+0.69	3.811	RRc
4053551410541112192	0.942_0.060	−10.60_0.12, −12.61_0.10	29.59	27.7	16.85	15.95	14.90	12.04	10.62	10.16	9.85	9.98	9.92	8.68		+5.26	3.458	dusty M giant ?

References.

^(a)

3D map Bayestar17 by Green et al. (2018);

^(b)

Feast et al. (2008).

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