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Cache is placed near Irbenes Radio telescope
The antenna is mounted on the top of a 25 meter high tower. There are azimuth and elevation rotation axes on the tower. The vertical azimuth axis is made of massive 15 m tall pipe with 2.3 m diameter. On the top there is placed the elevation axis. The antenna system is of Cassagrain type. The supporting structure of the main mirror is made from steel pipes. This structure supports the mirrors' aluminium panels and surface have been adjusted with screws. At the centre of the main mirror there is a 4.4 m tall cone for receiving equipment.
More info: www.virac.lv
Cache is a 0.5l cylinder with logbook, pen and some trading stuff. It`s not under the moss!!!