|M20. The Triffid Nebula|
|Diffuse nebula (emission and reflection) in Sagittarius|
nebula, that is famous for its three-lobed appearance, is composed of
an emission nebula (red) and a reflection nebula (blue). The first one
contains a cluster of young stars.
Distance to earth: 5,200 light years
Visual Magnitude: 9.0
More information: Messier index. M20
||8 to 26-ago-2014. Caraquiz, Madrid|
|Telescope||ASA N10 F=906mm on ASA DDM85 mount. No autoguide|
|Camera||FLI ML16803. Hutech IDAS LPS, RGB and H-alfa Baader filters|
||H: 100x300s, L: 36x300s, RGB: 12x300s. Processed with Pixinsight|
||16-jul-2005. Caraquiz, Madrid|
|Telescope||Megrez II 80 ED, f=560mm. Autoguide with LX200, Toucam and guidedog|
|Camera||Artemis 285. Hutech
IDAS LPS filter.
||H-alfa: 8x300s, L: 10x300s,
RGB: 3x300s, stacked and RGB with Aip4win. HLRGB and final process with Adobe Photoshop.
|Visits since september 14th, 2004:|