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Loughcrew Autumn Equinox 2004

Waiting for the sunrise outside Loughcrew Cairn T on 21st September 2004

Loughcrew equinox sunrise September 2004
The sun finally breaks through the low cloud at 7:20am. The photograph was taken by the side of Cairn T looking east.

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This image photographed at 7:27am shows the beam of equinox sunlight illuminating the left side of the backstone.

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Loughcrew Backstone September 2004

Loughcrew Equinox September 2004 This image photographed at 7:32am shows the sunbeam illuminating the centre of the backstone. The dark patch in the centre is a shadow from part of the iron gate surround at the entrance to the cairn.

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Hill of Tara
Bective Abbey
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Equinox Sunrise at the Gossan Stones


Video of Spring Equinox illumination

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This image photographed at 7:55am shows the sunbeam moving off the backstone and illuminating the stones to the front and side of the back recess.

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Backstone - Autumn Equinox 2004

Sunbeam - Loughcrew Cairn T In this image photographed at 8:13am the sunbeam has move to the right of the backstone. Notice the sun symbol illuminated on the front stone of the recess.

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Light Years Ago by Tim O'Brien Light Years Ago by Tim O'Brien shows that the symbols of the sun engraved on the backstone of Cairn T at Loughcrew are precisely positioned to measure solar movement. A beam of light from the rising sun around the time of the March and September equinoxes is mapped on the backstone.

Boyne Valley Tours

Boyne Valley Tours Private Tour with pick up and return to your accommodation. Newgrange World Heritage site, the 10th century High Crosses at Monasterboice, Hill of Tara the seat of the High Kings, Hill of Tara the seat of the High Kings and the Hill of Slane where St. Patrick let a Paschal fire in 433 More ...
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