Difference: 20151113MsciPhotObs (1 vs. 2)

Ian Connelly joined later.

Before taking data

• Time of turn on: 18.20.
• Cooler set to -7 degrees.
• Temp at -6.9 degrees at 18.30.
• Center the telescope on Vega.
• Aling the telescope to Vega. (~Mode on the controller)
• Speed 5 and later 3 on controller while focusing on Vega.
• Microfocuser used to fine focus.
• Speed 3 to place Vega in the center of the image.

Alpha Persei Cluster (Cr 39, Mel 20)

• We chose our cluster as the Alpha Persei cluster.
• To focus on the cluster we chose a nearby bright star Mirphak.
• We used it to correct our ofocusing and we synched Stellarium wityh the telescope.
• We choice a patch of the cluster (HIP16001) and took 10 vimages of 10 second exposures. ( x binning set to 1, x anmd y originally inverted, this was reversed)
• 5 bias frames and dark frames of 5 1min exposure.
• Took 3 40 s red.
• Took 3 40-s gtreen.
• Took 3 90 s blue.
• Move to a different patch (around RA:3h29min29s, DEC:49deg44'16")
• Ian joined us at 20:00
• 3 images of 60s visual.
• 3 images of 120s red.
• 3 images of 120s green.
• Finished taking data at 8.30 pm.

Dark and bias frames

• Started taking dark frames. 5 images of 120s.
• Take 10 bias aswell.

-- ElenaCukanovaite - 13 Nov 2015