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Table 3

The X-shooter spectral format for the UVB (top), VIS (middle) and NIR (bottom) arm as measured at the telescope.

Order Min. wavelength Blaze wavelength Max. wavelength Example of a ThAr
(nm) (nm) (nm) calibration frame

UVB
24 293.6 312.2 322.3
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23 306.2 325.0 336.2
22 320.0 339.8 351.4
21 335.1 356.1 368.0
20 351.8 373.5 386.2
19 370.1 393.2 406.4
18 390.6 414.5 428.9
17 413.4 438.8 454.0
16 439.1 466.4 482.2
15 468.3 496.8 514.2
14 501.6 531.0 550.8
13 540.1 556.0 593.0

VIS
30 525.3 550.5 561.0
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29 535.8 568.0 580.2
28 554.6 585.9 600.8
27 575.2 607.7 622.9
26 597.4 629.5 646.8
25 621.3 653.8 672.5
24 647.2 682.1 700.4
23 675.4 711.2 730.7
22 706.1 742.6 763.8
21 739.7 777.6 800.0
20 777.0 815.8 839.8
19 817.6 860.2 883.8
18 862.9 904.3 932.7
17 913.7 957.3 987.4
16 970.7 1001.6 1048.9

NIR
26 982.7 1005.8 1034.2
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25 1020.5 1046.0 1076.7
24 1062.0 1089.6 1122.9
23 1106.6 1137.0 1173.1
22 1155.2 1188.6 1228.0
21 1208.2 1245.2 1288.5
20 1266.5 1307.5 1355.2
19 1330.3 1376.3 1429.4
18 1400.8 1452.8 1511.5
17 1479.5 1538.2 1604.0
16 1567.1 1634.4 1708.7
15 1667.8 1743.3 1823.3
14 1785.7 1867.9 1952.8
13 1922.6 2011.5 2102.0
12 2082.9 2179.3 2275.6
11 2272.3 2377.28 2480.7

Notes. The minimum and maximum wavelength recorded on the detector together with the blaze wavelength are given for each order; on the right column, an example of wavelength calibration frame taken with a ThAr lamp for each arm.

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