Open Access

Table D.2.

Non-exhaustive List of Helium and metallic lines present in the X-Shooter outburst spectrum and the line characteristics.

Species λ [nm] EW [Å] Profile (Outburst) Profile (Quiescence)
CaI 1689 -2.45 Emission Emission
CaI 1951 -5.16 Emission Absorption
CaI 1978 -5.78 Emission Absorption
CaI 1987 * Emission -

CaII 849 -37.88 Emission Emission
CaII 854 -41.78 Emission Emission
CaII 866 -38.25 Emission Emission
CaII 1184 -2.94 Emission -
CaII 1195 -2.81 Emission -

HeI 588 -1.56 Emission Emission
HeI 668 -2.10 Emission Emission
HeI 706 -0.77 Emission Emission
HeI 1083 - P-Cygni P-Cygni

OI 777 -3.14 Emission -
OI 845 -3.78 Emission Emission
OI 1129 -3.64 Emission -

MgI 1183 -3.50 Emission Absorption
MgI 1209 -2.10 Emission -
MgI 1488 -3.25 Emission Absorption
MgI 1503 -6.7 Emission Absorption
MgI 1504 * Emission Absorption
MgI 1505 * Emission -
MgI 1577 -4.51 Emission -
MgI 1711 -3.71 Emission Abosrption

NaI 2206 -1.68 Emission Absorption
NaI 2209 -1.27 Emission Absorption

FeI 1144 -1.83 Emission Absorption
FeI 1164 -2.98 Double-Peaked Emission Absorption
FeI 1169 -2.74 Double-Peaked Emission Absorption
FeI 1179 -2.38 Double-Peaked Emission Absorption
FeI 1198 -5.12 Emission Absorption
FeI 1329 -1.88 Emission Absorption
FeI 1455 -3.45 Emission -
FeI 1530 -1.84 Emission -

FeII 1112 -0.76 Emission Absorption

SiI 1199 * Emission -
SiI 1200 * Emission -
SiI 1208 -2.01 Emission -
SiI 1227 -1.78 Emission Absorption

AlI 1313 -2.58 Double-Peaked Emission Absorption
AlI 1315 -2.50 Double-Peaked Emission Absorption
AlI 1329 -1.78 Emission Absorption

Notes. λ is the central wavelength of the line given in air, except NaI, which is given in vacuum. EW is the equivalent width of the line measured on the outburst spectrum. A dash represents a non-detection of the line in the quiescent spectrum.

*

Measurements are not reliable due to strong blending of lines

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.