Energy scaling of the “heartbeat” pulse width of GRS 1915+105, IGR J17091−3624, and MXB 1730−335 from Rossi-XTE observations

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Table 1

RXTE observations of the three sources showing heartbeat variability.

Pointing ID	Date	Exposure(s)	Burst number
GRS 1915+105
G-1: 20402-01-30-00	1997-05-26	3310	30
G-2a: 20402-01-31-02	1997-06-05	5499	113
G-2b: 20402-01-31-02	1997-06-05	791	13

IGR J17091−3624
I-1: 96420-01-05-04	2011-03-31	3968	79
I-2: 96420-01-06-00	2011-04-02	3489	96
I-3: 96420-01-06-01	2011-04-03	6112	131
I-4: 96420-01-06-02	2011-04-05	5136	117

MXB 1730−335
M-1: 40433-01-04-00R	1999-10-16	5462	13
M-2: 40433-01-04-01R	1999-10-16	736	2

Notes. Thecolumns list the sequential number of the orbits and segments of each pointing, the date of the observation, the useful exposure time, and the number of detected bursts in the corresponding time series.

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