|
par1= | H column density ( atoms/cm) |
par2= | HeI column density ( atoms/cm) |
par3= | HeII column density ( atoms/cm) |
par4=z | redshift |
HEASARC Home | Observatories | Archive | Calibration | Software | Tools | Students/Teachers/Public
Last modified: Tuesday, 28-May-2024 10:09:22 EDT