It is generally dry at the observatory locations. However, there are times when moisture is present. We have automatic sensors that close the observatories when the weather is threatening. All systems have dew heaters fitted on exposed optics. The roof may shut when dew levels are 90% or higher, depending on the local threshold.
Is Dew a problem? Print
Modified on: Wed, 18 Jan, 2023 at 2:53 PM
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