# \#web

**URL:** https://www.rubin.community/tag/web/151.md

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## [Mean effective aperture in key numbers](https://www.rubin.community/t/mean-effective-aperture-in-key-numbers/12284)

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**Author:** [@youtsumi](https://www.rubin.community/u/youtsumi)\
**Replies:** 3\
**Last updated:** [July 14, 2026, 4:33pm UTC](https://www.rubin.community/t/mean-effective-aperture-in-key-numbers/12284 "2026-07-14T16:33:13Z")

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I see Mean effective aperture: 6.49 m (area weighted over FOV) in Key numbers | Rubin Observatory The next detail page Telescopes | Rubin Observatory says 6.7m. Which number is officially correct?

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## [Modular web-based astronomy widgets](https://www.rubin.community/t/modular-web-based-astronomy-widgets/981)

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**Author:** [@benepo](https://www.rubin.community/u/benepo)\
**Replies:** 16\
**Last updated:** [August 5, 2016, 9:59pm UTC](https://www.rubin.community/t/modular-web-based-astronomy-widgets/981 "2016-08-05T21:59:51Z")

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I’ve been researching various web-based frameworks featuring astronomy widgets and wondered if anyone could expand my list with others they know of. ASCOT (videos) ASCII File Loader Data Inquirer DataAset Selector F…