ESO Astronomy - Series of short exposures through a near-infrared filtre was obtained of the waning Moon at sunrise on 12 January 1999 (at about 10 hrs UT), i.e. about 5 days
I Jornada d'Astronomia de Cerdanya | Institut Ramon Muntaner
The waning moon | ESO Svizzera
ZWO Filter Drawer for Nikon Lens — David Astro
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Filter Wheel 8x 1.25"/31mm - ZWO
Amazon.com: SVBONY SV115 Filtro telescópico O-III de banda estrecha corta filtro de contaminación de luz para telescopio astronomía (1.25 pulgadas) : Electrónica
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Astronomie în infraroșu - Wikipedia
Downloads – Astronomia Prática
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2020.11.29 – Sol | Blog d'Astronomia – Josep Masalles Román