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Table 7

Ionic and total heavy element abundances (FORS low-resolution observations).

Galaxy
(ESO Program)
Property NGC 346A No.1 NGC 346A No.2 NGC 346A No.3 NGC 346B No.1
(69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 12300 ± 94 12685 ± 105 12370 ± 149 12392 ± 123
Te(O ii) (K) 12088 ± 106 12402 ± 119 12147 ± 168 12166 ± 138
Te(S iii) (K) 11513 ± 78 12007 ± 87 11604 ± 124 11633 ± 102
Ne(S ii) (cm-3) 10 ± 10 52 ± 31 77 ± 36 36 ± 29
O+/H+ (× 104) 0.14 ± 0.00 0.16 ± 0.01 0.20 ± 0.01 0.25 ± 0.01
O++/H+ (× 104) 1.04 ± 0.03 0.91 ± 0.02 0.91 ± 0.03 0.89 ± 0.03
O/H (× 104) 1.18 ± 0.03 1.07 ± 0.02 1.11 ± 0.04 1.13 ± 0.03
12 + log(O/H) 8.07 ± 0.01 8.03 ± 0.01 8.04 ± 0.01 8.05 ± 0.01
N+/H+ (× 106) 0.24 ± 0.01 0.42 ± 0.02 0.47 ± 0.03 0.57 ± 0.03
ICF 7.42 ± 0.25 6.16 ± 0.21 5.38 ± 0.25 4.53 ± 0.17
log(N/O) −1.82 ± 0.02 −1.62 ± 0.03 −1.64 ± 0.03 −1.64 ± 0.03
Ne++/H+ (× 105) 1.85 ± 0.05 1.86 ± 0.06 1.89 ± 0.08 1.74 ± 0.06
ICF 1.04 ± 0.02 1.07 ± 0.02 1.09 ± 0.03 1.14 ± 0.03
log(Ne/O) −0.79 ± 0.02 −0.73 ± 0.02 −0.73 ± 0.03 −0.76 ± 0.02
S+/H+ (× 106) 0.10 ± 0.00 0.18 ± 0.00 0.20 ± 0.01 0.22 ± 0.01
S++/H+ (× 106) 2.55 ± 0.08 1.57 ± 0.06 1.92 ± 0.11 2.17 ± 0.09
ICF 1.72 ± 0.04 1.49 ± 0.03 1.39 ± 0.04 1.28 ± 0.03
log(S/O) −1.41 ± 0.02  −1.61 ± 0.02  −1.57 ± 0.03  −1.57 ± 0.02
Ar++/H+ (× 107) 5.45 ± 0.12 4.35 ± 0.10 5.11 ± 0.16 5.29 ± 0.14
Ar+++/H+ (× 107) 0.55 ± 0.01 1.13 ± 0.07 ...        ...       
ICF 1.21 ± 0.02 1.16 ± 0.01 1.12 ± 0.02 1.09 ± 0.01
log(Ar/O)  −2.25 ± 0.01  −2.33 ± 0.02  −2.28 ± 0.02  −2.29 ± 0.02
Galaxy
(ESO Program)
Property NGC 346B No.2 NGC 346D No.1 NGC 346D No.2 NGC 346D No.3
(69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 12772 ± 112 13253 ± 126 13332 ± 123 12741 ± 116
Te(O ii) (K) 12470 ± 127 12831 ± 144 12888 ± 141 12446 ± 132
Te(S iii) (K) 12115 ± 93 12704 ± 105 12798 ± 102 12076 ± 97
Ne(S ii) (cm-3) 35 ± 30 16 ± 17 10 ± 10 95 ± 33
O+/H+ (× 104) 0.15 ± 0.01 0.23 ± 0.01 0.11 ± 0.00 0.17 ± 0.01
O++/H+ (× 104) 0.88 ± 0.02 0.72 ± 0.02 0.78 ± 0.02 0.81 ± 0.02
O/H (× 104) 1.03 ± 0.02 0.95 ± 0.02 0.89 ± 0.02 0.98 ± 0.02
12 + log(O/H) 8.01 ± 0.01 7.98 ± 0.01 7.95 ± 0.01 7.99 ± 0.01
N+/H+ (× 106) 0.29 ± 0.01 0.63 ± 0.03 0.26 ± 0.01 0.47 ± 0.02
ICF 6.26 ± 0.23 4.16 ± 0.15 7.15 ± 0.28 5.51 ± 0.20
log(N/O)  −1.75 ± 0.03  −1.56 ± 0.03  −1.68 ± 0.03  −1.58 ± 0.03
Ne++/H+ (× 105) 1.73 ± 0.05 1.38 ± 0.05 1.48 ± 0.05 1.62 ± 0.05
ICF 1.06 ± 0.02 1.15 ± 0.02 1.05 ± 0.02 1.08 ± 0.02
log(Ne/O)  −0.75 ± 0.02  −0.78 ± 0.02  −0.76 ± 0.02  −0.75 ± 0.02
S+/H+ (× 106) 0.09 ± 0.00 0.26 ± 0.01 0.13 ± 0.00 0.19 ± 0.00
S++/H+ (× 106) 1.58 ± 0.06 1.67 ± 0.06 1.67 ± 0.06 2.36 ± 0.09
ICF 1.49 ± 0.04 1.21 ± 0.02 1.55 ± 0.04 1.38 ± 0.03
log(S/O)  −1.62 ± 0.02  −1.65 ± 0.02  −1.50 ± 0.02  −1.45 ± 0.02
Ar++/H+ (× 107) 4.34 ± 0.10 4.08 ± 0.10 4.12 ± 0.10 5.27 ± 0.13
Ar+++/H+ (× 107) 1.05 ± 0.10 ...        ...        0.64 ± 0.10
ICF 1.17 ± 0.01 1.09 ± 0.01 1.22 ± 0.02 1.14 ± 0.01
log(Ar/O)  −2.31 ± 0.02  −2.33 ± 0.02  −2.25 ± 0.02  −2.21 ± 0.02
Galaxy
(ESO Program)
Property NGC 346D No.4 NGC 456A No.1 NGC 456A No.2 NGC 456A No.3
(69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 13036 ± 121 12308 ± 108 12269 ± 139 12134 ± 117
Te(O ii) (K) 12672 ± 137 12096 ± 122 12063 ± 156 11948 ± 131
Te(S iii) (K) 12442 ± 100 11524 ± 90 11473 ± 115 11296 ± 97
Ne(S ii) (cm-3) 39 ± 30 238 ± 39 46 ± 34 100 ± 34
O+/H+ (× 104) 0.16 ± 0.01 0.43 ± 0.02 0.28 ± 0.01 0.34 ± 0.01
O++/H+ (× 104) 0.76 ± 0.02 0.72 ± 0.02 0.82 ± 0.03 0.78 ± 0.02
O/H (× 104) 0.92 ± 0.02 1.15 ± 0.03 1.10 ± 0.03 1.12 ± 0.03
12 + log(O/H) 7.96 ± 0.01 8.06 ± 0.01 8.04 ± 0.01 8.05 ± 0.01
N+/H+ (× 106) 0.39 ± 0.02 0.94 ± 0.04 0.62 ± 0.03 0.59 ± 0.03
ICF 5.45 ± 0.20 2.90 ± 0.09 3.96 ± 0.16 3.47 ± 0.12
log(N/O)  −1.63 ± 0.03  −1.63 ± 0.02  −1.65 ± 0.03  −1.74 ± 0.03
Ne++/H+ (× 105) 1.54 ± 0.05 1.23 ± 0.04 1.52 ± 0.06 1.32 ± 0.05
ICF 1.09 ± 0.02 1.33 ± 0.03 1.18 ± 0.03 1.23 ± 0.03
log(Ne/O)  −0.74 ± 0.02  −0.84 ± 0.02  −0.79 ± 0.02  −0.84 ± 0.02
S+/H+ (× 106) 0.18 ± 0.00 0.27 ± 0.01 0.18 ± 0.01 0.17 ± 0.00
S++/H+ (× 106) 1.92 ± 0.07 2.38 ± 0.08 2.02 ± 0.10 2.53 ± 0.10
ICF 1.36 ± 0.03 1.08 ± 0.01 1.20 ± 0.03 1.14 ± 0.02
log(S/O)  −1.51 ± 0.02  −1.60 ± 0.02  −1.62 ± 0.03  −1.56 ± 0.02
Cl++/H+ (× 108) ...        3.89 ± 0.24 3.55 ± 0.40 2.68 ± 0.24
ICF ...        1.18 ± 0.08 1.22 ± 0.15 1.19 ± 0.11
log(Cl/O) ...         −3.40 ± 0.04  −3.41 ± 0.07  −3.55 ± 0.06
Ar++/H+ (× 107) 4.40 ± 0.11 5.48 ± 0.13 5.31 ± 0.16 5.52 ± 0.15
Ar+++/H+ (× 107) 0.80 ± 0.09 ...        ...        ...       
ICF 1.14 ± 0.01 1.07 ± 0.01 1.08 ± 0.01 1.07 ± 0.01
log(Ar/O)  −2.26 ± 0.02  −2.29 ± 0.01  −2.28 ± 0.02  −2.28 ± 0.02
Fe++/H+(× 106) ...        0.16 ± 0.02 ...        0.11 ± 0.02
ICF ...        3.73 ± 0.14 ...        4.54 ± 0.18
log(Fe/O) ...         −2.29 ± 0.05 ...         −2.34 ± 0.06
Galaxy
(ESO Program)
Property UM 420 No.2 CAM 0357-3915 TOL 0513-393 NGC 6822V No.1
(69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 12328 ± 440 15401 ± 193 15160 ± 144 11686 ± 135
Te(O ii) (K) 12112 ± 496 14099 ± 227 13985 ± 169 12119 ± 151
Te(S iii) (K) 11550 ± 365 15025 ± 160 14790 ± 120 11828 ± 112
Ne(S ii) (cm-3) 93 ± 54 254 ± 76 196 ± 46 86 ± 48
O+/H+ (× 104) 0.41 ± 0.05 0.09 ± 0.00 0.06 ± 0.00 0.17 ± 0.01
O++/H+ (× 104) 1.02 ± 0.11 0.68 ± 0.02 0.80 ± 0.02 1.24 ± 0.05
O+++/H+ (× 106) ...        1.50 ± 0.14 0.94 ± 0.07 ...       
O/H (× 104) 1.43 ± 0.12 0.79 ± 0.02 0.86 ± 0.02 1.41 ± 0.05
12 + log(O/H) 8.16 ± 0.04 7.90 ± 0.01 7.94 ± 0.01 8.15 ± 0.01
N+/H+ (× 106) 1.28 ± 0.18 0.39 ± 0.02 0.28 ± 0.01 0.38 ± 0.02
ICF 3.69 ± 0.40 7.70 ± 0.38 13.34 ± 0.56 7.32 ± 0.33
log(N/O)  −1.48 ± 0.08  −1.43 ± 0.04  −1.37 ± 0.03  −1.71 ± 0.03
Ne++/H+ (× 105) 2.41 ± 0.28 1.28 ± 0.05 1.12 ± 0.03 2.51 ± 0.11
ICF 1.25 ± 0.11 1.05 ± 0.02 1.01 ± 0.02 1.03 ± 0.04
log(Ne/O)  −0.68 ± 0.07  −0.77 ± 0.02  −0.88 ± 0.02  −0.74 ± 0.03
S+/H+ (× 106) 0.51 ± 0.04 0.15 ± 0.01 0.10 ± 0.00 0.11 ± 0.00
S++/H+ (× 106) ...        0.67 ± 0.05 0.66 ± 0.03 2.20 ± 0.10
ICF ...        1.57 ± 0.05 2.29 ± 0.08 1.82 ± 0.07
log(S/O) ...         −1.81 ± 0.03  −1.69 ± 0.02  −1.53 ± 0.03
Cl++/H+ (× 108) ...        1.82 ± 0.34 1.36 ± 0.17 3.52 ± 0.43
ICF ...        1.73 ± 0.45 2.56 ± 0.63 1.55 ± 0.21
log(Cl/O) ...         −3.40 ± 0.14  −3.39 ± 0.12  −3.41 ± 0.08
Ar++/H+ (× 107) 4.53 ± 0.41 1.50 ± 0.06 1.80 ± 0.05 6.00 ± 0.16
Ar+++/H+ (× 107) ...        1.28 ± 0.14 1.48 ± 0.07 0.77 ± 0.14
ICF 1.06 ± 0.03 1.26 ± 0.02 1.57 ± 0.03 1.19 ± 0.02
log(Ar/O)  −2.47 ± 0.06  −2.62 ± 0.05  −2.49 ± 0.02  −2.30 ± 0.02
Fe++/H+(× 106) ...        0.17 ± 0.03 0.08 ± 0.01 ...       
ICF ...        11.02 ± 0.61 19.81 ± 0.89 ...       
log(Fe/O) ...         −1.63 ± 0.08  −1.73 ± 0.07 ...       
Galaxy
(ESO Program)
Property NGC 6822V No.2 TOL 2138-405 No.1 TOL 2146-391 No.1 TOL 2146-391 No.2
(69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 12051 ± 188 13129 ± 154 16005 ± 198 16529 ± 241
Te(O ii) (K) 11876 ± 212 12741 ± 175 14354 ± 235 14539 ± 289
Te(S iii) (K) 11185 ± 156 12555 ± 128 15587 ± 164 16042 ± 200
Ne(S ii) (cm-3) 54 ± 45 349 ± 56 182 ± 54 110 ± 58
O+/H+ (× 104) 0.18 ± 0.01 0.21 ± 0.01 0.09 ± 0.00 0.08 ± 0.00
O++/H+ (× 104) 1.19 ± 0.06 1.07 ± 0.04 0.56 ± 0.02 0.50 ± 0.02
O+++/H+ (× 106) ...        2.04 ± 0.20 1.74 ± 0.17 1.17 ± 0.13
O/H (× 104) 1.36 ± 0.06 1.31 ± 0.04 0.66 ± 0.02 0.59 ± 0.02
12 + log(O/H) 8.13 ± 0.02 8.12 ± 0.01 7.82 ± 0.01 7.77 ± 0.01
N+/H+ (× 106) 0.39 ± 0.03 1.27 ± 0.07 0.23 ± 0.01 0.19 ± 0.01
ICF 6.89 ± 0.43 5.76 ± 0.24 7.11 ± 0.36 6.90 ± 0.41
log(N/O)  −1.71 ± 0.05  −1.25 ± 0.03  −1.61 ± 0.04  −1.66 ± 0.04
Ne++/H+ (× 105) 2.36 ± 0.13 2.28 ± 0.09 1.07 ± 0.04 0.98 ± 0.04
ICF 1.04 ± 0.05 1.10 ± 0.03 1.07 ± 0.02 1.07 ± 0.02
log(Ne/O)  −0.74 ± 0.04  −0.72 ± 0.03  −0.76 ± 0.02  −0.75 ± 0.02
S+/H+ (× 106) 0.13 ± 0.00 0.28 ± 0.01 0.13 ± 0.00 0.11 ± 0.00
S++/H+ (× 106) 2.55 ± 0.17 1.55 ± 0.10 0.72 ± 0.04 0.60 ± 0.04
ICF 1.72 ± 0.08 1.50 ± 0.05 1.45 ± 0.04 1.40 ± 0.04
log(S/O)  −1.47 ± 0.04  −1.68 ± 0.03  −1.73 ± 0.03  −1.77 ± 0.03
Ar++/H+ (× 107) 6.29 ± 0.24 4.39 ± 0.14 1.76 ± 0.06 1.57 ± 0.06
Ar+++/H+ (× 107) 1.35 ± 0.22 1.55 ± 0.21 1.25 ± 0.11 0.91 ± 0.11
ICF 1.17 ± 0.03 1.13 ± 0.02 1.24 ± 0.02 1.23 ± 0.02
log(Ar/O)  −2.27 ± 0.03  −2.42 ± 0.03  −2.48 ± 0.03  −2.48 ± 0.04
Fe++/H+(× 106) ...        0.30 ± 0.04 0.22 ± 0.03 0.12 ± 0.02
ICF ...        7.90 ± 0.38 10.13 ± 0.57 9.84 ± 0.65
log(Fe/O) ...         −1.74 ± 0.06  −1.47 ± 0.06  −1.71 ± 0.09
Galaxy
(ESO Program)
Property TOL 2240-384 UM 160 No.1
(69.C-0203(A)) (69.C-0203(A))
Te(O iii) (K) 15777 ± 198 13613 ± 271
Te(O ii) (K) 14263 ± 235 13083 ± 244
Te(S iii) (K) 15380 ± 165 13129 ± 225
Ne(S ii) (cm-3) 210 ± 67 80 ± 51
O+/H+ (× 104) 0.07 ± 0.00 0.15 ± 0.01
O++/H+ (× 104) 0.62 ± 0.02 0.79 ± 0.04
O+++/H+ (× 106) 1.22 ± 0.11 ...       
O/H (× 104) 0.71 ± 0.02 0.94 ± 0.05
12 + log(O/H) 7.85 ± 0.01 7.97 ± 0.02
N+/H+ (× 106) 0.41 ± 0.03 0.42 ± 0.04
ICF 9.09 ± 0.48 5.86 ± 0.44
log(N/O)  −1.28 ± 0.04  −1.58 ± 0.06
Ne++/H+ (× 105) 1.00 ± 0.04 1.17 ± 0.08
ICF 1.04 ± 0.02 1.07 ± 0.05
log(Ne/O)  −0.83 ± 0.02  −0.87 ± 0.04
S+/H+ (× 106) 0.07 ± 0.00 0.22 ± 0.01
S++/H+ (× 106) 0.42 ± 0.03 1.39 ± 0.11
ICF 1.67 ± 0.06 1.41 ± 0.06
log(S/O)  −1.94 ± 0.04  −1.62 ± 0.04
Ar++/H+ (× 107) 0.93 ± 0.04 2.95 ± 0.14
Ar+++/H+ (× 107) 1.35 ± 0.14 ...       
ICF 1.34 ± 0.03 1.16 ± 0.03
log(Ar/O)  −2.75 ± 0.07  −2.44 ± 0.03

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