Putman Mountain Observatory

Boltwood Cloud Monitor

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The Boltwood cloud sensor is made by Diffraction Limited and measures the amount of cloud cover by comparing the temperature of the sky to the ambient temperature at ground level.  The sensor measure the sky temperature in the 8 to 14 micron infrared radiation band.  A large difference between the ambient temperature at ground level [...]

All Sky Camera

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All Sky Camera The  All Sky Camera is made by Santa Barbara Instruments Group (SBIG).  The camera is an astronomical camera mounted in a weatherproof enclosure with an acrylic dome for the camera lens.  The camera lens is a fish-eye type to give a full view from horizon to horizon. The camera is permanently mounted [...]

What is a Weather Server?

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The Weather Server is a computer system that manages the collection of real-time weather and astronomical information. Once the information is collected, it is processed into web pages for display on this web site or it is made available to the observatory computer for use in managing the operation of the telescope so it can respond to changes [...]