Observational signatures of past mass-exchange episodes in massive binaries: the case of LSS 3074

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Volume 601 (May 2017)

A&A, 601 (2017) A133

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Table 1

Journal of the spectroscopic observations of LSS 3074.

HJD-2 450 000	Instrument	Exp. time	φ	RV₁	RV₂	RV_1,corr	RV_2,corr
		(min.)		(km s^-1)	(km s^-1)	(km s^-1)	(km s^-1)

2353.719	EMMI	60	0.48	–68.9		–70.3
2354.691	EMMI	60	0.93	–183.6	72.4	–184.2	78.6
2355.720	EMMI	60	0.40	108.3	–160.7:	101.2	–154.4:
2381.596	FEROS	60	0.24	165.8	–203.6	161.9	–197.4
2382.597	FEROS	60	0.70	–246.7:	170.8:	–251.8:	159.1:
2383.598	FEROS	60	0.15	127.9:	–178.9:	123.2:	–172.6:
2783.576	FEROS	60	0.19	169.9:	–192.9	165.2:	–196.7
2784.620	FEROS	60	0.67	–255.6:	177.8:	–256.1:	173.8:
3130.613	FEROS	60	0.01	–51.3		–51.8
3131.594	FEROS	75	0.46	–31.8		–29.1
3132.576	FEROS	75	0.90	–198.0	77.3:	–203.1	69.1:
3133.629	FEROS	40	0.39	81.5	–156.3	76.9	–161.3
3133.660	FEROS	40	0.40	68.5	–151.3:	63.8	–156.3:
3134.578	FEROS	40	0.82	–266.7	154.7	–267.0	151.3
3134.608	FEROS	40	0.83	–257.8	162.8	–258.3	160.8

Notes. The phases (φ) are computed according to the ephemerides listed in Table 5. The radial velocities are presented in Sect. 4. The typical uncertainties on the RVs are 10 − 15 km s^-1. The colons indicate uncertainties larger than 20 km s^-1.

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