Focus on the Moon for the Sun
- Thefatkitty
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Focus on the Moon for the Sun
Another week has passed and it's finally Saturday
Cold mornings here, but the day warms up nicely to the low 20C's (70ish F) and it's been sunny. Almost every day has seen me out with my white light setup.
Not sure what it is, but lately my focusing seems to be a bit off. I've had the focuser on this scope (C80-HD) locked in for years now. Well, maybe not as "locked in" as I thought
I also received a new T-ring from Baader some time back. I'm currently using a Vixen one, but every so often you have to tighten the three screws that hold the two parts of the body together. The Baader (on the left) is one piece.
Switching these will require a re-focus for sure, but the Sun is very difficult to get focus on, at least for me. The sweat running into my eyes doesn't help either...
Best thing I've found to do for that is get focus on the Moon first, then you're good to go for Solar, planetary, etc.
On the 25th I took some shots of the Sun with Baader 5.0 OD film. I set my EOS 550D to ISO 800 and 1/200th sec exp for this. Best 10% of 120 shots:
Full size image here
A little blurry, and that's even with some post processing in Astra Image.
That night I switched T-rings and focused my setup on the Moon rising in the east. I think I found focus:
Full size image here
Yesterday the 26th, I took 120 shots of the Sun and processed again the best 10%. I also used Baader 3.8 OD film this time, and an exposure of 1/1600th second. I have to think the increased shutter speed helps eliminate any atmospheric turbulence, though I could be wrong on that. Still, I think it's much sharper; this is ol' Sol with no post processing at all with the exception of some cropping:
Full size image here
So that's Thefatkitty's adventures in AP. One night (maybe even tonight weather permitting) I'd like to get out and actually observe something...!! If my lenses weren't in a sealed container they'd have a lot of dust on them.
I need food. It's 10AM here, my stomach is rumbling. I just put my hand on my stomach and I think I felt my spine
Have a good day/night all!
Cold mornings here, but the day warms up nicely to the low 20C's (70ish F) and it's been sunny. Almost every day has seen me out with my white light setup.
Not sure what it is, but lately my focusing seems to be a bit off. I've had the focuser on this scope (C80-HD) locked in for years now. Well, maybe not as "locked in" as I thought
I also received a new T-ring from Baader some time back. I'm currently using a Vixen one, but every so often you have to tighten the three screws that hold the two parts of the body together. The Baader (on the left) is one piece.
Switching these will require a re-focus for sure, but the Sun is very difficult to get focus on, at least for me. The sweat running into my eyes doesn't help either...
Best thing I've found to do for that is get focus on the Moon first, then you're good to go for Solar, planetary, etc.
On the 25th I took some shots of the Sun with Baader 5.0 OD film. I set my EOS 550D to ISO 800 and 1/200th sec exp for this. Best 10% of 120 shots:
Full size image here
A little blurry, and that's even with some post processing in Astra Image.
That night I switched T-rings and focused my setup on the Moon rising in the east. I think I found focus:
Full size image here
Yesterday the 26th, I took 120 shots of the Sun and processed again the best 10%. I also used Baader 3.8 OD film this time, and an exposure of 1/1600th second. I have to think the increased shutter speed helps eliminate any atmospheric turbulence, though I could be wrong on that. Still, I think it's much sharper; this is ol' Sol with no post processing at all with the exception of some cropping:
Full size image here
So that's Thefatkitty's adventures in AP. One night (maybe even tonight weather permitting) I'd like to get out and actually observe something...!! If my lenses weren't in a sealed container they'd have a lot of dust on them.
I need food. It's 10AM here, my stomach is rumbling. I just put my hand on my stomach and I think I felt my spine
Have a good day/night all!
Mark
"The Hankmeister" Celestron 8SE, orange tube Vixen made C80, CG4, AZ-EQ5 and SolarQuest mounts.
Too much Towa glass/mirrors.
Solar:
H/A - PST stage 2 mod with a Baader 90mm ERF on a Celestron XLT 102 (thanks Mike!)
Ca-K - W/O 61mm, Antares 1.6 barlow, Baader 3.8 OD and Ca-K filters with a ZWO ASI174mm.
W/L - C80-HD with Baader 5.0 & 3.8 Solar film, Solar Continuum 7.5nm and UV/IR filters with a Canon EOS 550D.
Member of the RASC
"The Hankmeister" Celestron 8SE, orange tube Vixen made C80, CG4, AZ-EQ5 and SolarQuest mounts.
Too much Towa glass/mirrors.
Solar:
H/A - PST stage 2 mod with a Baader 90mm ERF on a Celestron XLT 102 (thanks Mike!)
Ca-K - W/O 61mm, Antares 1.6 barlow, Baader 3.8 OD and Ca-K filters with a ZWO ASI174mm.
W/L - C80-HD with Baader 5.0 & 3.8 Solar film, Solar Continuum 7.5nm and UV/IR filters with a Canon EOS 550D.
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- messier 111
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Re: Focus on the Moon for the Sun
good morning my friend .
nice take , thx .
nice take , thx .
I LOVE REFRACTORS ,
REFRACTOR , TS-Optics Doublet SD-APO 125 mm f/7.8 . Lunt 80mm MT Ha Doublet Refractor .
EYEPIECES, Delos , Delite and 26mm Nagler t5 , 2 zoom Svbony 7-21 , Orion Premium Linear BinoViewer .
FILTER , Nebustar 2 tele vue . Apm solar wedge . contrast booster 2 inches .
Mounts , cg-4 motorized , eq6 pro belt drive .
“Your assumptions are your windows on the world. Scrub them off every once in a while, or the light won't come in.”
― Isaac Asimov
Jean-Yves
REFRACTOR , TS-Optics Doublet SD-APO 125 mm f/7.8 . Lunt 80mm MT Ha Doublet Refractor .
EYEPIECES, Delos , Delite and 26mm Nagler t5 , 2 zoom Svbony 7-21 , Orion Premium Linear BinoViewer .
FILTER , Nebustar 2 tele vue . Apm solar wedge . contrast booster 2 inches .
Mounts , cg-4 motorized , eq6 pro belt drive .
“Your assumptions are your windows on the world. Scrub them off every once in a while, or the light won't come in.”
― Isaac Asimov
Jean-Yves
- Solsearcher
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Re: Focus on the Moon for the Sun
Not the focusing method I would use but your results speak for themselves , well done !!
Last edited by Solsearcher on Sat May 27, 2023 4:22 pm, edited 1 time in total.
Solar scopes (Coronado Ha) 60mm double stack , 90mm double stack , 150mm single stack .
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Mounts HEQ6 , HEQ5 , Losmandy G8
W/L scope Williams Optic Megrez 110mm / Lunt herschel wedge .
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Mounts HEQ6 , HEQ5 , Losmandy G8
- Juno16
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Re: Focus on the Moon for the Sun
Beautiful images Mark!
Jim
Scopes: Explore Scientific ED102 APO, Sharpstar 61 EDPH II APO, Samyang 135 F2 (still on the Nikon).
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Camera/Filters/Software: ASI 533 mc pro, ASI 120mm mini, ASI 220mm mini , IDAS LPS D-1, Optolong L-Enhance, ZWO UV/IR Cut, N.I.N.A., Green Swamp Server, PHD2, Adobe Photoshop CC, Pixinsight.
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Scopes: Explore Scientific ED102 APO, Sharpstar 61 EDPH II APO, Samyang 135 F2 (still on the Nikon).
Mount: Skywatcher HEQ5 Pro with Rowan Belt Mod
Stuff: ASI EAF Focus Motor (x2), ZWO OAG, ZWO 30 mm Guide Scope, ASI 220mm min, ASI 120mm mini, Stellarview 0.8 FR/FF, Sharpstar 0.8 FR/FF, Mele Overloock 3C.
Camera/Filters/Software: ASI 533 mc pro, ASI 120mm mini, ASI 220mm mini , IDAS LPS D-1, Optolong L-Enhance, ZWO UV/IR Cut, N.I.N.A., Green Swamp Server, PHD2, Adobe Photoshop CC, Pixinsight.
Dog and best bud: Jack
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- Bigzmey
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Re: Focus on the Moon for the Sun
Whatever you doing is working. Nice captures Mark!
Scopes: Stellarvue: SV102ED; Celestron: 9.25" EdgeHD, 8" SCT, 150ST, Onyx 80ED; iOptron: Hankmeister 6" Mak; SW: 7" Mak; Meade: 80ST.
Mounts: SW: SkyTee2, AzGTi; iOptron: AZMP; ES: Twilight I; Bresser: EXOS2; UA: MicroStar.
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EPs: Pentax: XWs & XFs; TeleVue: Delites, Panoptic & Plossls; ES: 68, 62; Vixen: SLVs; Baader: BCOs, Aspherics, Mark IV.
Diagonals: Baader: BBHS mirror, Zeiss Spec T2 prism, Clicklock dielectric; TeleVue: Evebrite dielectric; AltairAstro: 2" prism.
Filters: Lumicon: DeepSky, UHC, OIII, H-beta; Baader: Moon & SkyGlow, Contrast Booster, UHC-S, 6-color set; Astronomik: UHC.
Solar: HA: Lunt 50mm single stack, W/L: Meade Herschel wedge.
Observing: DSOs: 3106 (Completed: Messier, Herschel 1, 2, 3. In progress: H2,500: 2180, S110: 77). Doubles: 2437, Comets: 34, Asteroids: 257
Mounts: SW: SkyTee2, AzGTi; iOptron: AZMP; ES: Twilight I; Bresser: EXOS2; UA: MicroStar.
Binos: APM: 100-90 APO; Canon: IS 15x50; Orion: Binoviewer, LG II 15x70, WV 10x50, Nikon: AE 16x50, 10x50, 8x40.
EPs: Pentax: XWs & XFs; TeleVue: Delites, Panoptic & Plossls; ES: 68, 62; Vixen: SLVs; Baader: BCOs, Aspherics, Mark IV.
Diagonals: Baader: BBHS mirror, Zeiss Spec T2 prism, Clicklock dielectric; TeleVue: Evebrite dielectric; AltairAstro: 2" prism.
Filters: Lumicon: DeepSky, UHC, OIII, H-beta; Baader: Moon & SkyGlow, Contrast Booster, UHC-S, 6-color set; Astronomik: UHC.
Solar: HA: Lunt 50mm single stack, W/L: Meade Herschel wedge.
Observing: DSOs: 3106 (Completed: Messier, Herschel 1, 2, 3. In progress: H2,500: 2180, S110: 77). Doubles: 2437, Comets: 34, Asteroids: 257
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Re: Focus on the Moon for the Sun
Lookin' good Mark!
Hope you had a nice meal, feeling your spine from the front is not good
Hope you had a nice meal, feeling your spine from the front is not good
Clear Skies,
-Jeff
Member; ASTRA-NJ
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-Jeff
Member; ASTRA-NJ
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Coronado PST
A big box of Plossls
Little box of filters
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Re: Focus on the Moon for the Sun
Great idea!
Gordon
Scopes: Explore Scientific ED80CF, Skywatcher 200 Quattro Imaging Newt, SeeStar S50 for EAA.
Mounts: Orion Atlas EQ-g mount & Skywatcher EQ5 Pro.
ZWO mini guider.
Image cameras: ZWO ASI1600 MM Cool, ZWO ASI533mc-Pro, ZWO ASI174mm-C (for use with my Quark chromosphere), ZWO ASI120MC
Filters: LRGB, Ha 7nm, O-III 7nm, S-II 7nm
Eyepieces: a few.
Primary software: Cartes du Ciel, N.I.N.A, StarTools V1.4.
Scopes: Explore Scientific ED80CF, Skywatcher 200 Quattro Imaging Newt, SeeStar S50 for EAA.
Mounts: Orion Atlas EQ-g mount & Skywatcher EQ5 Pro.
ZWO mini guider.
Image cameras: ZWO ASI1600 MM Cool, ZWO ASI533mc-Pro, ZWO ASI174mm-C (for use with my Quark chromosphere), ZWO ASI120MC
Filters: LRGB, Ha 7nm, O-III 7nm, S-II 7nm
Eyepieces: a few.
Primary software: Cartes du Ciel, N.I.N.A, StarTools V1.4.
- Thefatkitty
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Re: Focus on the Moon for the Sun
Thanks for the comments all Yeah Jeff, I hear you and breakfast was great!
As for the focusing, until recently I haven't had a laptop; I actually use the screen on the back of the camera at 5 or 10X magnification. My scope is just basically a big lens for the camera, and since both the Sun and Moon are at "infinity" in regards to my scope/camera setup, it's so much easier (and cooler at night) to focus on a waxing Moon on the terminator line craters. The rest just falls into place.
Since I knew there was a 14% waxing Moon rising that night, I took advantage of the timing and clear skies
But all this has to change... I now have a Calcium-K filter that I'm actually struggling with; I'm going to have to break down and get used to the laptop being my camera screen. And a 90mm Hydrogen-Alpha scope is coming soon as well....
You don't want to know the amount of $$$ I've spent on Baader Solar/filter items. My 90mm ERF was $850 CDN alone.... They should sponsor me
Have a good night all/passe une bonne nuit, mon ami,
As for the focusing, until recently I haven't had a laptop; I actually use the screen on the back of the camera at 5 or 10X magnification. My scope is just basically a big lens for the camera, and since both the Sun and Moon are at "infinity" in regards to my scope/camera setup, it's so much easier (and cooler at night) to focus on a waxing Moon on the terminator line craters. The rest just falls into place.
Since I knew there was a 14% waxing Moon rising that night, I took advantage of the timing and clear skies
But all this has to change... I now have a Calcium-K filter that I'm actually struggling with; I'm going to have to break down and get used to the laptop being my camera screen. And a 90mm Hydrogen-Alpha scope is coming soon as well....
You don't want to know the amount of $$$ I've spent on Baader Solar/filter items. My 90mm ERF was $850 CDN alone.... They should sponsor me
Have a good night all/passe une bonne nuit, mon ami,
Mark
"The Hankmeister" Celestron 8SE, orange tube Vixen made C80, CG4, AZ-EQ5 and SolarQuest mounts.
Too much Towa glass/mirrors.
Solar:
H/A - PST stage 2 mod with a Baader 90mm ERF on a Celestron XLT 102 (thanks Mike!)
Ca-K - W/O 61mm, Antares 1.6 barlow, Baader 3.8 OD and Ca-K filters with a ZWO ASI174mm.
W/L - C80-HD with Baader 5.0 & 3.8 Solar film, Solar Continuum 7.5nm and UV/IR filters with a Canon EOS 550D.
Member of the RASC
"The Hankmeister" Celestron 8SE, orange tube Vixen made C80, CG4, AZ-EQ5 and SolarQuest mounts.
Too much Towa glass/mirrors.
Solar:
H/A - PST stage 2 mod with a Baader 90mm ERF on a Celestron XLT 102 (thanks Mike!)
Ca-K - W/O 61mm, Antares 1.6 barlow, Baader 3.8 OD and Ca-K filters with a ZWO ASI174mm.
W/L - C80-HD with Baader 5.0 & 3.8 Solar film, Solar Continuum 7.5nm and UV/IR filters with a Canon EOS 550D.
Member of the RASC
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