Here is an image taken on April 14. The light bridge is much reduced compared to the April 13 image. The dark filament spliting the light bridge in two is at the limit of the resolution :
Best regards
AR2738 in Ca K on April 14 with the TOA 150
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AR2738 in Ca K on April 14 with the TOA 150
Christian Viladrich
Co-author of "Planetary Astronomy"
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Re: AR2738 in Ca K on April 14 with the TOA 150
Another incredible CaK image Christian! What barlow are you using to get you up to f22?
http://brierleyhillsolar.blogspot.co.uk/
Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!
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Re: AR2738 in Ca K on April 14 with the TOA 150
Thanks Mark :-)
I am using the Baader Planetarium FFC. It performs beautifully in near UV.
I am using the Baader Planetarium FFC. It performs beautifully in near UV.
Christian Viladrich
Co-author of "Planetary Astronomy"
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http://planetary-astronomy.com/
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Re: AR2738 in Ca K on April 14 with the TOA 150
Another beauty! the penumbra looks like a giant eye
Alexandra
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Re: AR2738 in Ca K on April 14 with the TOA 150
Outstanding image Christian...excellent capture and processing
Brian
Brian
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Maple Ridge Observatory
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Photos: https://www.flickr.com/photos/185395281@N08/albums
10'x15 Roll-off Roof Observatory
Takahashi EM400 Mount carrying:
C14 + Lunt 80ED
Deep Sky Work - ASI294MM Pro+EFW 7x36/Canon 60D (Ha mod), ONAG
Planetary Work - SBIG CFW10, ASI462MM
2.2m Diameter Dome
iOptron CEM70G Mount carrying:
Orion EON 130ED, f7 OTA for Day & Night Use
Ha Setup: Lunt LS80PT/LS75FHa/B1200Ha + Home Brew Lunt Double Stack/B1800Ha on the Orion OTA + Daystar Quantum
WL, G-Band & CaK Setup: Lunt Wedge & Lunt B1800CaK, Baader K-Line and Altair 2nm G-Band filter
ASI1600MM, ASI432MM, ASI294MM Pro, ASI174MM, ASI462MM
Maple Ridge Observatory
Cambray, ON Canada
Photos: https://www.flickr.com/photos/185395281@N08/albums
10'x15 Roll-off Roof Observatory
Takahashi EM400 Mount carrying:
C14 + Lunt 80ED
Deep Sky Work - ASI294MM Pro+EFW 7x36/Canon 60D (Ha mod), ONAG
Planetary Work - SBIG CFW10, ASI462MM
2.2m Diameter Dome
iOptron CEM70G Mount carrying:
Orion EON 130ED, f7 OTA for Day & Night Use
Ha Setup: Lunt LS80PT/LS75FHa/B1200Ha + Home Brew Lunt Double Stack/B1800Ha on the Orion OTA + Daystar Quantum
WL, G-Band & CaK Setup: Lunt Wedge & Lunt B1800CaK, Baader K-Line and Altair 2nm G-Band filter
ASI1600MM, ASI432MM, ASI294MM Pro, ASI174MM, ASI462MM