Secret Still Observatory

'Sing to the Moon and the stars will shine'

Mark

3 minute read

    Integration time (running total):
    * SII 25 x 300s (205m)
    * Ha 21 x 300s (175m)
    * OIII 23 x 300s (200m)
    * Total: 855m/14h15m
    
    Integration time target
    * Target: 20 hours
    * Progress: 71%

From latitude 52° North this target is at it optimum altitude now and will continue to be available for several hours per evening well into the darker nights of autumn.

Mark

1 minute read

2nd July 2022 I ran the 200PDS on the Cave Nebula in narrowband and the Askar on the Cygnius Loop in OSC. Amazingly my tweaks to the AZ-GTI mount seem to have made the guiding work and although the guiding standard deviation was horrible the result was very tight round stars on the Askar. The guiding on the Newtonian was awful too and I think that the extreme humidity was affecting the seeing quite badly.

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