Free Access

Table 6

He-like and H-like over He-like line flux ratios and corresponding distances in R and temperatures.

This work Miller et al. (2002)

ion f/i distance(R) f/i

C v 0.31(.10) 75(14)
N vi 0.38(.17) 49(13)
O vii 0.052(.016) 9.0(1.5)  ≲0.2
Ne ix 0.10(.06) 3.4(1.1)  ≲0.1
Mg xi 0.73(.48) 3.2(1.4) 0.5(.4)
Si xiii  ≲0.6 2.2(1.5)

ion (f + i)/r T(MK) f + i/r

C v 0.96(.34) 1.0
N vi 0.86(.23) 1.6
O vii 0.93(.06) 1.7 0.78(0.35)
Ne ix 0.94(.14) 2.3 1.09(0.44)
Mg xi 1.08(.37) 2.1 0.54(0.28)
Mg xia 0.81(.23) 4.4
Si xiii 0.69(.27) 8.0 0.84(0.34)
Si xiiia 0.77(.22) 6.4

ion T(MK)

C vi/v 0.91(.18) 1.18(0.07)
N vii/vi 0.55(.09) 1.64(0.08)
O viii/vii 0.55(.02) 2.44(0.02)
Ne x/ix 0.35(.04) 3.8(0.1)
Mg xii/xi 0.24(.09) 6.0(0.5)
Si xiv/xiii 0.22(.14) 9.4(1.3)

Notes. Values obtained by Miller et al. (2002) are also given.

(a)

Average of our value and the HETGS value obtained by Miller et al. (2002).

(b)

rH is the line flux for the H-like resonance line doublet.

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.