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Topics posted by alexbb
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- 15 replies
- 584 views
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- 8 replies
- 617 views
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Comet 21P/Giacobini–Zinner meets M37 at perihelion
By alexbb, in Imaging - Widefield, Special Events and Comets
- 21 replies
- 2,724 views
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- 9 replies
- 435 views
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- 13 replies
- 1,072 views
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Comet 21P - 11 August
By alexbb, in Imaging - Widefield, Special Events and Comets
- skywatcher
- 72ed
- (and 4 more)
- 9 replies
- 1,643 views
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- 12 replies
- 778 views
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- 17 replies
- 1,476 views
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- 6 replies
- 819 views
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- 15 replies
- 805 views
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- 0 replies
- 448 views
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- 2 replies
- 441 views
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Narrowband with an achromat (SW StarTravel102)
By alexbb, in Imaging - Discussion
- narrowband
- achromat
- (and 1 more)
- 9 replies
- 2,283 views
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- 13 replies
- 1,686 views
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- 6 replies
- 2,518 views
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- 12 replies
- 9,196 views
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- 17 replies
- 1,192 views
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- 6 replies
- 639 views
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- 9 replies
- 1,285 views
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- 16 replies
- 1,598 views
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Yet another Orion nebula - RGB + Ha + O3
By alexbb, in Imaging - Deep Sky
- esprit80
- canon 550d
- (and 2 more)
- 2 replies
- 1,263 views
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- 1 reply
- 417 views
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- 2 replies
- 910 views
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- 18 replies
- 1,759 views
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- 4 replies
- 897 views