HEASoft and XSPEC are now available as conda packages. See details ....
Helios Gallery
The Helios 2 satellite.
The Helios 1 & 2 orbits, with dates shown as days since the launch of Helios 2.
The Helios 2 satellite.
HEASoft and XSPEC are now available as conda packages. See details ....
The Helios 2 satellite.
The Helios 1 & 2 orbits, with dates shown as days since the launch of Helios 2.
