Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Earth Satellites . ... Leonid meteors seen from 13 km altitude aboard an aircraft during the 1999 Leonids Multi-Instrument Aircraft Campaign (Leonid-MAC). Comet Tempel-Tuttle provides the cometary debris for the Leonid meteor shower. ... Every 17-19 November Earth crosses Tempel-TuttleтАЩs orbit and the Leonids become visible. With clear, dark skies observers may see 10 to 15 Leonid meteors every hour on those mornings. ...

MINUTES OF THE SEVENTY THIRD MEETING OF THE MANAGEMENT COMMITTEE HELD ON 29 NOVEMBER 2007 AT 11.30 A.M. IN THE OBSERVATORY LIBRARY Present: His Grace, the Most Reverend A.E.T.Harper, (Chair), Dr F. Byrne, Archdeacon R. Hoey, Professor M. Merrifield and Professor A. Hibbert Dr а. Downey, Professor E Meurs, Mrs Sue Hogg, Professor P. Dufton and Professor J. Dyson Professor M. Bailey, Dr T. Mason and Mr L. Young Apologies: In attendance: 1. MINUTES OF THE MEETING HELD ON 28 JUNE 2007 1.1. ...