Numerical Atlas

Name

Symbol

Suggested: N _ { H }

Unit

Suggested: cm^-2

Lower Bound

Upper Bound

Exclude

Without Uncertainties

With Uncertainties

Constraints

arXiv ID

Name/Symbol Condition

OR

AND

Name: excess neutral Hydrogen column density

Mean: 4.54 ± 4.19

Median: 4.54

Range: 1.57 ‒ 7.5

2 results.

Download Data (CSV)

arXiv	Name	Symbol	Parsed	Bound
astro-ph/0408007 🔍 (source)	excess neutral hydrogen column density	N _ { H }	1.57e+21 ± 3e+19 cm^-2
1204.5475 🔍 (source)	excess neutral Hydrogen column density		7.5e+21 ± 2e+21 cm^-2