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The sun in h-alpha with a spectrohelioscope booklet for sale
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in: For Sale / Wants / Giveaway
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- 10 hours, 54 minutes ago
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Wanted: prepared microscope slides
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in: For Sale / Wants / Giveaway
- 1
- 1
- 4 days, 1 hour ago
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Gutter meteorites?
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in: Meteors
- 5
- 7
- 1 month, 4 weeks ago
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Second etalon
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in: Sun
- 1
- 2
- 2 months ago
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Business rates for society observatory?
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in: General Discussion
- 2
- 2
- 3 months, 1 week ago
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Lunar imaging – does it need a flat field?
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in: Moon
- 4
- 5
- 4 months ago
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Betelgeuse
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2
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4
5
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in: General Discussion
- 23
- 98
- 4 months, 1 week ago
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Materials strength question
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in: General Discussion
- 4
- 5
- 4 months, 1 week ago
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Lunt driving me mad
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in: Sun
- 8
- 14
- 4 months, 3 weeks ago
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One day 50% off Springer sale
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in: General Discussion
- 1
- 1
- 5 months ago
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Books for sale
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in: For Sale / Wants / Giveaway
- 3
- 3
- 6 months, 1 week ago
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Oval sun halo
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in: General Discussion
- 4
- 5
- 6 months, 2 weeks ago
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Local Society newsletters / journals
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in: General Discussion
- 3
- 5
- 6 months, 3 weeks ago
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Lunar Section Survey
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in: Moon
- 1
- 1
- 6 months, 3 weeks ago
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Portrait of a Binary : the lives of Cecilia Payne and Sergei Gaposchkin
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in: For Sale / Wants / Giveaway
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- 1
- 7 months, 1 week ago
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Tail orientation
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in: Comets
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- 2
- 7 months, 1 week ago
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Caring for astronomical mounts
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in: General Discussion
- 2
- 2
- 7 months, 3 weeks ago
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Disadvantages of cooled camera
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in: Imaging
- 7
- 9
- 7 months, 4 weeks ago
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Sampling when imaging
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in: Imaging
- 3
- 11
- 8 months ago
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CCD Astronomy magazine
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in: For Sale / Wants / Giveaway
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- 5
- 9 months ago
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The sun in h-alpha with a spectrohelioscope booklet for sale
