Monthly Archives: November 2010

HT Cassiopeia – Light Curve (Part 2)

The 600 images collected during the observing session were analyzed photometrically using the capabilities of the MAXIM DL5 software. There are numerous reference/comparison stars available for the analysis as shown on an AAVSO finder chart obtained at http://www.aavso.org/vsp/chart under the … Continue reading

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HT Cassiopeia – an Amazing Binary Star System (Part 1)

On November 2nd, a new AAVSO Special Notice (#221) arrived in my email inbox. HT Cas is a dwarf nova star in the constellation of Cassiopeia (the one that looks like a “W” and is currently well placed in our … Continue reading

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