Open Access

Table 1.

NGC 5548 archival observation log.

Observatory Grating ID Start time Exposure Group (a)
(ks)
Chandra LETGS 330 1999-12-11 22:52:24 85.1 C99
Chandra LETGS 3045 2002-01-18 15:58:06 168.9 C02
Chandra LETGS 3383 2002-01-21 07:35:00 170.3 C02
Chandra HETGS 3046 2002-01-16 06:13:37 152.0 C02
Chandra LETGS 5598 2005-04-15 05:19:22 115.9 C05
Chandra LETGS 6268 2005-04-18 00:32:16 25.0 C05
Chandra LETGS 7722 2007-08-14 20:59:02 98.6 C07
Chandra LETGS 8600 2007-08-17 03:55:56 36.8 C07
Chandra LETGS 16369 2013-09-01 00:02:48 29.7 C13
Chandra LETGS 16368 2013-09-02 10:34:19 67.4 C13
Chandra LETGS 16314 2013-09-10 08:18:59 121.9 C13

XMM-Newton RGS 0089960301 2001-07-09 15:45:59 95.8 X01
XMM-Newton RGS 0089960401 2001-07-12 07:34:56 39.1 X01
XMM-Newton RGS 0720110301 2013-06-22 04:10:29 50.9 X13s
XMM-Newton RGS 0720110401 2013-06-29 23:50:30 57.0 X13s
XMM-Newton RGS 0720110501 2013-07-07 23:28:42 57.0 X13s
XMM-Newton RGS 0720110601 2013-07-11 23:11:43 57.0 X13s
XMM-Newton RGS 0720110701 2013-07-15 22:56:29 57.0 X13s
XMM-Newton RGS 0720110801 2013-07-19 22:40:42 58.0 X13s
XMM-Newton RGS 0720110901 2013-07-21 22:32:18 57.0 X13s
XMM-Newton RGS 0720111001 2013-07-23 22:24:17 57.0 X13s
XMM-Newton RGS 0720111101 2013-07-25 22:15:00 57.0 X13s
XMM-Newton RGS 0720111201 2013-07-27 22:06:35 57.0 X13s
XMM-Newton RGS 0720111301 2013-07-29 21:58:06 57.0 X13s
XMM-Newton RGS 0720111401 2013-07-31 21:49:48 57.0 X13s
XMM-Newton RGS 0720111501 2013-12-20 14:01:39 57.0 X13w
XMM-Newton RGS 0720111601 2014-02-04 09:33:43 57.0 X14
XMM-Newton RGS 0771000101 2016-01-14 05:52:27 37.0 X16
XMM-Newton RGS 0771000201 2016-01-16 06:36:31 34.0 X16
XMM-Newton RGS 0861360101 2021-01-27 04:33:50 76.0 X21

Notes.

(a)

C = Chandra, X = XMM-Newton, s = summer, w = winter.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.