What is H HRS?

The lines of the Balmer series in the hydrogen spectrum. Their wavelengths are: Ha 656-299nm; H/? 486-152 nm: Hy 434-067 nm: Hr 410-194 nm. The series continues into the ultraviolet, where about 20 more lines are observable,

Link to This Definition

Did you find this definition of H HRS helpful? You can share it by copying the code below and adding it to your blog or web page.
Edited and fact checked by Pam: Google +