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Table A.4

Fe VI lines identified in the HST/COS spectrum of PG 1707+427.

Wavelength / Ion Transition Comment

Å laboratory low up
1115.099 Fe VI 4s 2D 4p 2D
1120.933 Fe VI 4s 2F 4p 2F
1121.147 Fe VI 4s 2F 4p 2F
1152.771 Fe VI 4s 2G 4p 2F blend P II i.s.
1160.509 Fe VI 4s 2P 4p 2P
1165.674 Fe VI 4s 2P 4p 2P
1167.695 Fe VI 4s 2G 4p 2F
1206.041 Fe VI 4s 4P 4p 4P uncertain
1227.883 Fe VI 4s 4P 4p 4P uncertain
1228.605 Fe VI 4s 2G 4p 2H uncertain
1228.681 Fe VI 4s 2D 4p 2D uncertain
1228.962 Fe VI 4s 4F 4p 4D
1228.977 Fe VI 4s 2D 4p 4D
1232.477 Fe VI 4s 4F 4p 4D
1236.973 Fe VI 4s 4F 4p 4D uncertain
1246.835 Fe VI 4s 4F 4p 2F weak
1252.769 Fe VI 4s 4P 4p 2D
1252.789 Fe VI 4s 2F 4p 2G
1253.045 Fe VI 4s 2D 4p 4D
1253.675 Fe VI 4s 2G 4p 2H blend S II i.s.
1258.021 Fe VI 4s 4F 4p 2F
1258.881 Fe VI 4s 4F 4p 2F
1260.746 Fe VI 4s 4P 4p 4D blend C I, Si II i.s.
1261.058 Fe VI 4s 4F 4p 4F
1265.872 Fe VI 4s 4F 4p 4F
1266.103 Fe VI 4s 2D 4p 2F
1271.099 Fe VI 4s 4P 4p 4D
1272.066 Fe VI 4s 4 F 4p 4G
1273.843 Fe VI 4s 4 F 4p 4F
1276.877 Fe VI 4s 4 F 4p 4F
1277.069 Fe VI 4s 4 P 4p 4D
1278.292 Fe VI 4s 4 F 4p 4F
1282.452 Fe VI 4s 4 F 4p 4F
1285.362 Fe VI 4s 4 F 4p 4G
1286.088 Fe VI 4s 4 P 4p 4D
1286.235 Fe VI 4s 4 P 4p 4D
1287.028 Fe VI 4s 4 F 4p 4F
1291.437 Fe VI 4s 2 D 4p 2F
1292.643 Fe VI 4s 4 P 4p 4D
1294.549 Fe VI 4s 4 F 4p 4F
1295.201 Fe VI 4s 4 F 4p 4F
1295.817 Fe VI 4s 4 F 4p 4F
1296.734 Fe VI 4s 2 D 4p 2F
1296.872 Fe VI 4s 4 F 4p 4G
1299.848 Fe VI 4s 4 P 4p 2F
1301.174 Fe VI 4s 2 D 4p 2P
1301.800 Fe VI 4s 4 F 4p 4G
1308.644 Fe VI 4s 4 F 4p 4G
1309.910 Fe VI 4s 4 F 4p 4G
1317.731 Fe VI 4s 4 F 4p 4G
1324.286 Fe VI 4s 2 F 4p 2D
1329.177 Fe VI 4s 2 F 4p 2D
1330.971 Fe VI 4s 2 F 4p 4D
1336.839 Fe VI 4s 4 P 4p 2P
1337.692 Fe VI 4s 2 D 4p 4S
1337.793 Fe VI 4s 2 F 4p 4D
1361.817 Fe VI 4s 2 F 4p 2F

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