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Exposure data
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Ursa Major obs. @ ROSA (remote observatory southern alps)
“Alkor”
Lacerta N25010c Newtonian, f/D = 4
SX Trius 694, Baader LRGB filter
ASA DDM 60 pro
[OIII] 24x20min / Ha 27x20min / L 22x10min / RGB 14x10min per filter
[OIII] 22x10 s + Ha 15x10 s for the bright core
27 h 40 min
data acquired remotely using CCD Commander
- CEDIC Team goes Chile II
- CEDIC Team goes La Palma I
- CEDIC Team goes La Palma II
- CEDIC Team goes La Palma III
- CEDIC Team goes Namibia
- Namibia 2022 - Intro
- #1 - Clusters in Carina
- #2 - Hidden Treasures in Vela
- #3 - Southern Galaxies
- #4 - Emission Nebulae in Centaurus
- #5 - Near South Pole
- #6 - Dark Nebulae in Cir & Lup
- #7 - Nebulae in Ara & Norma
- #8 - Nebulae in Scorpius
- #9 - Open Clusters in Scorpius
- #10 - Highlights in Sagittarius
- #11 - Nebulae in Ophiuchus
![Animation [OIII] + H](index_htm_files/NGC6543_Ani.gif){kind=link}
NGC 6543 in Draco
Planetary nebula
~ 6.5’ for the halo, 20” for the core
8.1 mag for the core
Draco
several nights in May + June 2017
discovered by Wilhelm Herschel 1786 - he discovered the core.
IC 4677 discovered by E.E. Barnard in 1900.
~3 300 Ly
