1

Jewellery

ttvyxcybl136r
The photometric observations of SX Phe type star XX Cyg (V=12m. A5) were made in five nights using 48 cm reflector at the Astronomical Observatory of Odessa National University. The CCD photometer and the V filter of the UBV system was used. The variable and comparison stars monitored in the frame simultaneously. https://www.johnpirillo.com/product-category/jewellery/
Report this page

Comments

    HTML is allowed

Who Upvoted this Story