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Table 6.

Measurements on He IIλ1640 region.

SDSS identification He II 1640 TOTAL He II 1640BC He II 1640BLUE Al II + O III 1667 N IV 1486
W F W F W F F F
(1) (2) (3) (4) (5) (6) (7) (8) (9)
SDSSJ000807.27-103942.7 7.9 u 13.2 u 2.5 u 4.0 u 5.4 u 9.2 u 8.5 ± 4.1 2.4 ua
SDSSJ004241.95+002213.9 2.7 ± 2.4 8.3 ± 7.2 1.0 u 3.1 u 1.7 ± 1.2 5.2 ± 3.6 2.7 u 7.8 u
SDSSJ021606.41+011509.5 2.1 ± 1.9 6.6 ± 5.8 1.3: 4.1: 0.8: 2.5: 2.2 ± 1.4
SDSSJ024154.42-004757.5 3.3 ± 0.9 7.7 ± 2 0.5 1.1: 2.8 ± 0.9 6.6 ± 2.1 4.5 u 5.5 ± 3.5a
SDSSJ084036.16+235524.7 2.3 ± 1.6 5.6 ± 3.7 1.2 ± 1 3.0 ± 2.5 1.1 ± 1 2.6 u 2.2 2.5 ± 1.9 3.7 u
SDSSJ101822.96+203558.6 2.2 u 8.2 u 0.7 u 2.5 u 1.5 ± 0.7 5.7 ± 2.5 5.5 u 8 u
SDSSJ103527.40+445435.6 2.5 u 6.5 ± 2.3 1.6 u 4.2 u 0.9 ± 0.4 2.3 ± 1 5.1 ± 2.6 16.2 ua
SDSSJ105806.16+600826.9 1.1 u 3.2 u 0.5: 1.5: 0.6 u 1.7 u 3 u 10 u
SDSSJ110022.53+484012.6 2.8 ± 1.0a 8.2 ± 2.8a 1.0:a 2.9:a 1.8 ± 0.9 5.3 ± 2.6 1.7 u
SDSSJ125659.79-033813.8 7.0 ua 15.5 ua 2.7: 6.0: 4.3 ua 9.5 ua 5.5 u
SDSSJ131132.92+052751.2 4.0 ± 1.0a 10.4 ± 2.3a 1.2 ± 0.9 3.1 ± 2.3 2.8 ± 1.1a 7.3 ± 2.7a 6.7 ± 2.5 ua
SDSSJ143525.31+400112.2 2.3 ± 0.9a 18.2 ± 6.5a 1.3 ± 0.8a 10.3 ± 5.9a 1 ± 0.5 7.9 ± 3.7 9.2 ± 4.1a 5.8 ua
SDSSJ144412.37+582636.9 1.3 ± 0.7 4.0 ± 2.5 1.1 ± 0.8 2.9 ± 2.2 0.2: 1.1: 4.9 u 5.7 ± 4.2 ua
SDSSJ151258.36+352533.2 2.0 ua 6.6 ua 1 ± 0.7a 3.2 ± 2.3a 1 ua 3.4 ua 5.3 ± 4.1
SDSSJ214009.01-064403.9 3.8 ± 1.4 7.0 ± 2.5 1.9 ± 0.8 3.5 ± 1.4 1.9 ± 1.2 3.5 ± 2.2 7.6 u
SDSSJ220119.62-083911.6
SDSSJ222753.07-092951.7 5.7 ± 2.6 13.1 ± 5.7 1.4 ± 1.3 3.2 ± 2.9 4.3 ± 2.7 9.9 ± 6 2.7 u 6.8 ua
SDSSJ233132.83+010620.9 6.3 ± 2.9 46.9 ± 21.4 2.6 ± 21.0 u 3.7 ± 1.8 25.9 ± 12 17.8 u 9.3 u
SDSSJ234657.25+145736.0 1.7 ± 1.1a 5.8 ± 3.7a 1.7 ± 1.1a 5.8 ± 3.7a 7.5 ± 3.6 6.7 ua

Notes. Columns are as follows: (1) SDSS name. Equivalent width are listed in Cols. (2), (4) and (6) in units of Å. Line fluxes are reported in Cols. (3), (5), (7), (8) and (9) in units of erg s cm.

(a)

Measurement contaminated by narrow absorption lines. Two colons (:) indicate a high uncertainty in the measurement. Letter u marks an upper limit to the measurement.

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