Local: Caxias do Sul / Brazil
Sky scenery: local time 19h12 min. Camera: Panasonic Lumix DMC-ZS1, ISO 80, 8 sec exposure. Optical zoom aprox 12 x. Stack 02 pictures.
Telescope: Meade ETX 125 EC, camera Meade LPI plus barlow 2x.
Porrima: stack 06 pictures, every picture stack, at least, 30 frames by software Meade LPI. Local time: 19h37min to 19h59min,
Saturn: Stack 10 pictures, every picture stack, at least, 100 frames by software Meade LPI. Local time: 18h54min to 19h16min.
Stack pictures: Photoshop CS4 and RegiStax 5(Saturn).
Contrast, brightness, enhancement, colour balance Photoshop CS4.
Atmospheric conditions: Exceptional: no winds, clear sky, 20 - 22ºC, 759 mmHg, 67% humidity.
Marcos L Rockenbach