Free Access

Table 1

XMM-Newton and Chandraobservation log for 4C +74.26.

Date Instrument Observation ID Net exposure a F0.3−2.0 keVb F2.0−10.0 keV b
(ks) (10-11 erg s-1 cm-2)

2003 Oct. 6 HETGS 4000 37 0.7 2.8
2003 Oct. 8 HETGS 5195 31 0.8 2.9
2004 Feb. 6 RGS 0200910201 34 0.9 3.0

Notes.

(a)

Resulting exposure time after correction for background flares.

(b)

Observed flux in the quoted bands.

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.