Table 4: H  II region global properties: NGC 2997 and NGC 5236.
Slit Offsetsa r0b Extraction c(H$\beta $) H$\beta $ emission Balmer line
number EW NS (arcsec) width ('')   EW (Å) Fluxc absorption EW (Å)
NGC 2997
03 43 154 212 2.7 0.10 $\pm $ 0.10 97 15.3 0.0
04 -6 153 196 4.4 0.27 $\pm $ 0.10 121 26.7 0.0
05 -36 128 163 3.9 0.14 $\pm $ 0.10 147 54.9 3.7
06 -52 113 146 4.6 0.28 $\pm $ 0.05 151 115.3 3.7
07 81 57 122 3.2 0.99 $\pm $ 0.10 77 59.6 0.0
08 106 22 119 2.2 1.00 $\pm $ 0.10 23 13.5 0.4
09 131 -8 135 5.3 0.27 $\pm $ 0.05 34 27.9 0.2
10 -112 28 116 4.2 0.07 $\pm $ 0.05 51 38.4 2.1
11 -128 16 131 3.8 0.18 $\pm $ 0.04 95 13.9 1.8
12 9 -50 64 1.9 0.76 $\pm $ 0.07 42 13.1 1.8
13 -14 -69 93 2.8 0.56 $\pm $ 0.05 96 49.5 2.2
14 -156 -54 188 4.3 0.40 $\pm $ 0.05 189 27.4 4.5
15 -43 -110 157 3.0 0.67 $\pm $ 0.05 51 22.2 2.0
16 -13 -126 166 3.9 0.41 $\pm $ 0.00 52 14.0 1.5
NGC 5236
02 -13 193 207 1.8 0.58 $\pm $ 0.05 23 26.5 0.6
03 117 165 203 1.5 0.53 $\pm $ 0.10 102 98.6 0.0
04 50 151 163 2.8 0.35 $\pm $ 0.05 26 123.1 1.0
05 136 124 184 2.6 0.70 $\pm $ 0.10 45 130.0 0.0
06 -126 108 186 1.5 0.14 $\pm $ 0.05 47 76.2 2.0
07 -128 76 166 1.7 0.13 $\pm $ 0.10 13 71.0 1.5
08 48 58 75 2.3 0.68 $\pm $ 0.08 12 142.0 0.9
09 7 30 32 1.7 1.12 $\pm $ 0.10 46 137.8 0.6
10 -107 8 115 2.6 0.29 $\pm $ 0.10 27 175.4 1.2
11 -5 -1 5 1.6 0.27 $\pm $ 0.05 48 1264.6 2.6
12 100 -33 116 3.1 0.48 $\pm $ 0.10 64 167.6 0.5
13 -104 -54 119 2.5 0.34 $\pm $ 0.10 55 212.6 1.3
14 -78 -73 107 1.9 0.15 $\pm $ 0.08 31 166.1 1.5
15 65 -109 141 1.4 0.22 $\pm $ 0.08 7 47.5 1.9
16 33 -125 141 2.2 0.61 $\pm $ 0.05 74 148.6 1.3
17 -22 -151 159 2.3 0.36 $\pm $ 0.15 35 105.1 0.3
18 -48 -173 185 2.6 0.57 $\pm $ 0.10 39 29.8 0.6
19 70 -188 221 2.5 0.60 $\pm $ 0.05 32 11.8 0.0
a In arcsec, positive to the East and to the North of the galaxy center.
b Deprojected galactocentric distance.
c Measured flux. In units of 10-16 erg s-1 cm-2 Å-1.

Source LaTeX | All tables | In the text

Article Contents
1 Introduction
2 Observations and data reduction
3 Empirical diagrams
4 Auroral lines and electron temperatures
5 Chemical abundance: direct method
6 Conclusions
Appendix A: Serendipitous discovery of a z $\simeq $ 2.55 QSO
References
List of tables
List of figures