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Table 2

Ionic and total abundance statistics for helium.

N spaxels 5% Q1 Median Q3 95% Mean σ
τ(λ3889) (ω = 3) 55 964 0.0082 0.1756 1.1731 3.1005 6.5061 1.9700 2.2118
He+/H+ (λ5876) 81 356 0.0416 0.1129 0.1251 0.1369 0.1662 0.1221 0.0306
Uncert. 0.0041 0.0061 0.0086 0.0136 0.0368 0.0126 0.0116
He+/H+ (λ6678) 71 055 0.0904 0.1119 0.1218 0.1332 0.1632 0.1235 0.0209
Uncert. 0.0040 0.0057 0.0077 0.0110 0.0225 0.0098 0.0076
He+/H+ (λ7281) 44 027 0.0668 0.0875 0.1051 0.1332 0.1815 0.1128 0.0352
Uncert. 0.0045 0.0064 0.0085 0.0120 0.0209 0.0108 0.0103
He++/H+ 16 614 0.0064 0.0136 0.0217 0.0322 0.0418 0.0232 0.0124
Uncert. 0.0002 0.0005 0.0010 0.0017 0.0033 0.0014 0.0022
He/H 71 395 0.1123 0.1183 0.1239 0.1334 0.1631 0.1284 0.0166
Uncert. 0.0044 0.0062 0.0080 0.0112 0.0226 0.0101 0.0075

Notes. Number of spaxels, mean, and standard deviation were calculated for the data between the 5 and 95 percentiles.

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