Comet Neowise of 2020/07/21 (L-RVB / 200 mm)

30mn exposure time at 800 iso

EOS 450D filter removed + Obj Canon 200mm f5.6 on Star Adventurer Mini

Preprocessing with Siril

Treatement with Photoshop - Post-treatement with Lightroom

Comet Neowise (200 mm) of 2020/07/21 - Time lapse (44 mn)

44 snapshots of 1 mn exposure time at 800 iso

EOS 450D filter removed + Obj Canon 200mm f5.6 on Star Adventurer Mini

Treatement with Lightroom

Comet Neowise of 2020/07/19 (RVB / 55mm)

6s exposure time at 800 iso

EOS 450D filter removed + Obj Obj Canon 200mm f5.6 on tripod

Traitement with Photoshop - Post-treatement with Lightroom

Time lapse of Atlas comete - C/2019 Y4 (L-RGB)

Capture totale de 3h36mn d'exposition / Gain=75 / Offset=15 / T=-20°C

images #1 to #14 and #35 to #46 = luminance at 360s exposure time ; images #15 to #34 : RGB filters at 180s exposure time

Newton telescop 200/1000 on Sirius EQ-G mount / Camera ZWO ASI1600MM Pro

Filters : Bin1x1 : L:26x6mn ; Bin2x2 : R:6x3mn G:7x3mn, B:7x3mn - Coma corrector

Preprocessing with Siril - Final touch with Lightroom

Atlas comete - C/2019 Y4 (L-RGB)

2h12mn exposure time / Gain=75 / Offset=15 / T=-20°C

Newton telescop 200/1000 on Sirius EQ-G mount / Camera ZWO ASI1600MM Pro

Filters : Bin1x1 : L:12x6mn ; Bin2x2 : R:6x3mn G:7x3mn, B:7x3mn - Coma corrector

Preprocessing with Siril - Comete alignment with DeepSkyStacker

Image processing with Photoshop - Final touch with Lightroom