Διπλό Σμήνος -h Περσέως και χ Περσέως-

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✔ XXS - tiny (240 x 159)
✔ XS - extra small (432 x 287)
✔ S - small (576 x 383)
✔ M - medium (792 x 527)
✔ L - large (1008 x 671)
✔ XL - extra large (1224 x 815)
✔ XXL - huge (1656 x 1103)
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Double Cluster - open clusters NGC 869 and NGC 884
Canon EOS 600D unmod, prime focus through Skywatcher Explorer 130P-DS OTA, on Skywatcher EQ5 PRO Synscan GOTO mount, guided by 9x50 finder with ASI120MC-S
12 stacked images x 298sec darks-flats-bias, processed in DSS,resized
Exposure time [m] : 59:36
F-Number : 5.0
ISO speed ratings : 400
Focal length [mm] : 600
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Author: Decon
Created on: Thursday 24 November 2016
Posted on: Friday 25 November 2016
Tags: cluster, double, ngc869, ngc884, διπλο, περσεας, σμηνος
Albums: Αντικείμενα από το Βαθύ Διάστημα
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Διπλό Σμήνος -h Περσέως και χ Περσέως-