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Table 6.

Conditions at Rmol = 1, where ΣHI ≈ ΣH2.

Quantity Median Scatter Leroy+08
(1) (2) (3)
rgal/r25 0.36 0.16 0.43
Σgas [M pc−2] 14 2 14
ΣSFR [M yr−1 kpc−2] 3.0 × 10−3 2.3 × 10−3 -
Σ* [M pc−2] 78 37 81
PDE [kB K cm−3] 3.4 × 104 4.4 × 103 2.3 × 104

Notes. (1): Following Leroy et al. (2008) we measure the quantity for each galaxy over all apertures where ΣH2 = 0.8 − 1.2 ΣHI, then take the median. (2): The corresponding 1σ scatter. (3): Literature median values using observations from the THINGS and HERACLES surveys (Leroy et al. 2008).

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