Table 1: Chandra observations of the CrA star-forming region used in this study.

Obs	Expo.	Aimpoint	Start date
	[ks]	[J2000]
19	19.96	19 01 50.6   -36 57 30	2000-10-07   17:00:55
3499	38.13	19 01 50.6   -36 57 30	2003-06-26   12:57:06
4475	20.17	19 01 48.9   -36 59 23	2004-06-17   23:15:56
5402	15.39	19 01 45.0   -36 58 09	2005-08-08   02:36:49
5403	15.15	19 01 45.0   -36 58 09	2005-08-09   02:37:49
5404	15.17	19 01 45.0   -36 58 09	2005-08-10   01:57:21
5405	15.17	19 01 45.0   -36 58 09	2005-08-12   03:11:53
5406	14.76	19 01 45.0   -36 58 09	2005-08-13   01:50:17