Dear all,
FD image of the Sun in H-Alpha from April 14th. AR2814 plus a couple of nice prominences.
Sun in H-Alpha 14th of April 2021
Equipment used for this image was a Takahashi Sky-90 II with SolarMax 90 and BF15 filter, Baader 35nm H-Alpha filter, 2x Cemax Barlow and ASI ZWO 1600MM PRO camera. Everything mounted on a Paramount ME mount.
Stack of the best 60% (807of 1345) images captured with an exposure time of 1.4ms, gain 0, HighSpeed=On and 22fps. Stacking done in Autostakkert 3, sharpening in AstraImage and contrast stretching in Adobe PhotoShop.
Best regards,
Arne
Sun FD in H-Alpha 14th of April 2021
- arnedanielsen
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Re: Sun FD in H-Alpha 14th of April 2021
Nice disk Arnie.
Martin
Martin
H alpha : ,Skywatcher 120mm F8 open frame refractor, a tilted 2" 7nm H-alpha filter as a sub energy rejection filter, Baader TZ4 telecentric focal extender, Player One energy rejection filter, Combo Quark Chromosphere, Naked PST etalon for double stacking, ASI74mm camera
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Re: Sun FD in H-Alpha 14th of April 2021
Nice Arne, thanks for sharing with us.
10ft x 6ft Solar RoR with Warm Room
Lunt 60mm Double Stack HA
80ed WL+ Lunt Hershal Wedge + Badder K-Line filter.
100mm AR + Lunt b1800 Ca-K module.
Neq6 Eq Mount.
2.7m Pulsar Dome.
11in Celestron SCT + White Light Filter.
70mm AR Stellavue.
12inch OO Newtonian.
Eq8 r Pro Mount.
Lunt 60mm Double Stack HA
80ed WL+ Lunt Hershal Wedge + Badder K-Line filter.
100mm AR + Lunt b1800 Ca-K module.
Neq6 Eq Mount.
2.7m Pulsar Dome.
11in Celestron SCT + White Light Filter.
70mm AR Stellavue.
12inch OO Newtonian.
Eq8 r Pro Mount.
- Montana
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