Pentacon 4/200 G.D.R. + MII G2 1600
clouds during egress

Newtonian 250 mm f/4 - SBIG ST7XME
Measured by RAMON NAVES NOGUES

Celestron SCT 280/2800 Atik 314L+ red. 0,63x
Adopted limb darkening: 0.5 | EXP. 60s | binning 1+1 | defocus | FWHM 11.4 px (8.6 arc-sec/pixel) | weather: clear, dry air, poor seeing | bortle 5, encircling light pollution | Photometric aperture radii: 18-42-54| Baader IR pass 685 nm filter

Celestron SCT 280/2800 Atik 314L+ red. 0,63x
Exposure = 80"
Used IR pass filter

SC 10 F/6 + camera SBIG STF-8300M
exposure 8s

R-C 14", CCD Moravian G2-1600 MkII
Co-obs William Rivato