Research Article

Stellar Populations and the Star Formation Histories of LSB Galaxies—Part I: Optical and Hα Imaging

Table 2

SF and gas properties.

Object Log (ergs s−1 cm−2) Log (ergs s−1 ) Log ( ) Log ( ) Log ( ) b

D495-1 38.16 7.93 8.23 8.40 0.66 −0.87
D495-2 39.13 7.81 8.42 8.52 0.80 0.21
D500-3 38.84 7.76 8.28 8.40 0.77 −0.02
D563-1 39.11 8.21 8.85 8.94 0.81 −0.20
D564-9 40.38 8.80 9.59 9.66 0.86 0.47
D564-16 38.50 8.51 8.93 9.07 0.72 −1.11
D565-10 None None 7.58 7.56 7.87 0.49 0.00
D568-2 38.14 7.29 7.98 8.06 0.83 −0.25
D570-3 38.41 7.72 7.96 8.16 0.64 −0.41
D570-7 37.84 7.26 7.97 8.04 0.84 −0.52
D572-2 39.11 7.71 8.91 8.94 0.94 0.30
D572-5 38.67 7.51 8.40 8.46 0.89 0.06
D575-2 38.97 8.02 8.81 8.87 0.86 −0.16
D575-7 38.80 7.45 8.46 8.50 0.91 0.25
D631-7 39.04 7.49 8.52 8.55 0.91 0.45
D637-3 38.96 7.59 8.83 8.85 0.95 0.27
D646-5 38.54 7.32 8.47 8.50 0.93 0.12
D646-7 39.31 7.39 8.10 8.18 0.84 0.82
D646-8 None None 7.42 7.67 7.87 0.64 0.00
D646-9 38.14 7.39 8.65 8.67 0.95 −0.35
D646-11 38.52 7.60 8.02 8.16 0.72 −0.18
D656-2 38.43 7.49 8.57 8.60 0.92 −0.15
D723-4 39.00 7.91 9.13 9.15 0.94 −0.01
D723-5 39.28 8.34 8.46 8.70 0.56 −0.17
D723-9 39.54 8.71 9.02 9.19 0.67 −0.27
D774-1 39.57 9.40 9.70 9.88 0.66 −0.93
DDO154 39.03 7.75 9.31 9.32 0.97 0.18
DDO168 38.98 7.75 8.81 8.85 0.92 0.13
F415-3 38.31 7.67 8.68 8.72 0.91 −0.46
F473-V2 38.37 7.93 8.98 9.02 0.92 −0.65
F512-1 38.44 7.37 8.23 8.28 0.88 −0.04
F533-1 37.69 6.87 8.14 8.16 0.95 −0.29
F544-1 38.37 7.60 9.11 9.12 0.97 −0.33
F561-1 40.13 9.06 9.29 9.49 0.63 −0.03
F562-V1 40.01 8.82 9.53 9.61 0.84 0.09
F563-1 39.86 8.49 9.69 9.72 0.94 0.27
F563-V1 38.74 8.05 8.97 9.02 0.89 −0.42
F564-V3 None None 7.36 7.77 7.91 0.72 0.00
F565-V1 36.85 6.57 7.03 7.16 0.74 −0.82
F565-V2 38.73 7.94 9.02 9.05 0.92 −0.32
F568-1 40.04 9.10 9.75 9.84 0.82 −0.16
F568-V1 40.01 8.94 9.74 9.80 0.86 −0.02
F574-1 40.39 9.16 9.76 9.86 0.80 0.14
F574-2 39.74 8.93 9.32 9.47 0.71 −0.30
F575-3 None None 6.97 8.07 8.11 0.93 0.00
F577-V1 40.27 9.02 9.81 9.87 0.86 0.14
F579-V1 39.92 9.47 9.52 9.79 0.53 −0.65
F583-2 39.14 8.18 9.02 9.08 0.88 −0.14
F608-1 37.63 6.93 7.76 7.82 0.87 −0.40
F608-V1 37.97 7.24 8.59 8.61 0.96 −0.37
F611-1 38.61 7.69 8.55 8.60 0.88 −0.18
F612-V3 39.50 8.07 9.09 9.13 0.91 0.34
F614-V2 39.61 8.23 9.09 9.14 0.88 0.28
F615-1 36.61 6.39 7.58 7.61 0.94 −0.89
F651-2 39.28 8.36 9.03 9.12 0.83 −0.18
F677-V2 39.24 8.58 8.88 9.05 0.67 −0.44
F687-1 39.16 8.62 9.35 9.42 0.84 −0.56
F750-2 39.19 8.18 9.31 9.34 0.93 −0.10
F750-V1 37.10 6.40 7.17 7.24 0.85 −0.41
U128 40.40 9.36 10.16 10.22 0.86 −0.06
U5005 40.30 8.80 9.87 9.91 0.92 0.39