natural phenomena, ring solar eclipse is clearly visible in siak district, riau province, sumatra-indonesia.

the longest duration of the GMC ring sun vessel in Siak with a duration of 3 minutes 40 seconds.

Ring of the Solar Eclipse phase is the first contact, when the front edge of the Moon (west edge) is seen right touching the east edge of the Sun for the first time. The second contact, when the back edge of the Moon (east edge) touches the east edge of the central Sun (total or ring).

then the peak phase of the ring eclipse, the Moon covers the entire Sun. After that, there will be a third contact, when the front edge of the Moon (west) leaves the west edge of the Sun, ending the central solar energy and the partial eclipse returning.

fourth contact, when the back edge of the Moon (east) leaves the west edge of the Sun, so that the Moon no longer covers the Sun at all and the eclipse ends.

"Many people from other parts of the world who want to watch the Ring of Solar Eclipse. not only that, this phenomenon can also be an attraction for astronomers, scientists in the field of space science to make observations and measurements of what kind of influence of the Sun ring to Earth.