Observatory Tools

Exposure Time Calculator

We have provided a tool to help you decide what exposure time your target will need on our different classes of telescope and using different filter sets.

Target Visibility Calculator

When planning your observing request it is import to make sure your targets will be visible, from which sites and during which time periods. The Visibility Calculator will show you all of this.

Network Pressure; Sky Contention

Plots of which LCO resources ("Network Pressure") and what areas of the sky ("Sky Contention") are most in demand for observations.