Acknowledgements
- Prof. Mark Bailey, Armagh Observatory
- Dr. Apostolos Christou, Armagh Observatory
- Mr. Richard Robinson, Lighting Engineer, Lisburn
- Mr. Robert McCreary, Chief Energy Efficiency Officer,
SELB
- Mr. David Holsgrove, Armagh Observatory
- Mr. Michael Magee, Armagh Observatory
- Mr. Jonathan McAuliffe, Armagh Observatory