M13 (NGC 6205) – 16/05/2015

Telescopio o obiettivo di acquisizione (Imaging telescope or lens): Ritchey-Chrétien GSO 203 mm f/8

Camera di acquisizione (Imaging camera): CCD Atik 383L+ B/W [5.4 μm] @ -9.0°C

Montatura (Mount): SkyWatcher NEQ6

Telescopio o obiettivo di guida (Guiding telescope or lens): Rifrattore acromatico SkyWatcher 102mm f/5

Camera di guida (Guiding camera): Magzero MZ-5m B/W [5.2 μm]

Riduttore di focale (Focal reducer): non presenti (not present)

Software (Software): PixInsight 1.8 + Adobe Photoshop CS6

Accessori (Accessories): ruota portafiltri / filter wheel ATIK EFW2 USB

Filtri (Filter): 2” Astronomik CCD L, R, G, B

Risoluzione (Resolution): 3362 x 2504 (originale/original), 3215 x 2236 (finale/final)

Data (Date): 16/05/2015

Luogo (Location): Saint Barthélemy – AO, Italia (Italy)

Pose (Frames): 9 x 600 sec bin 1×1 L, 5 x 500 sec bin 2×2 R, 5 x 500 sec bin 2×2 G, 5 x 500 sec bin 2×2 B

Calibrazione (Calibration): 14 x 600 sec bin 1×1 dark, 69 bias bin 1×1, 32 flat L, 14 x 500 sec bin 2×2 dark, 62 bias bin 2×2, 16 flat R, 16 flat G, 16 flat B

Fase lunare media (Average Moon phase): 2.1%

Campionamento (Pixel scale):  0.693058 arcsec/pixel

Focale equivalente (Equivalent focal lenght): 1624 mm

Note (note): Composizione LRGB / LRGB composition

M13 (NGC 6205) - 16/05/2015

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