Leonids Above Torre de la Guaita . ... Credit Copyright: Juan Carlos Casado Explanation: The 1999 Leonids Meteor Shower came to a tremendous crescendo. Observers in Europe observed a sharp peak in the number of meteors visible around 0210 UTC during the early morning hours of November 18. ... At other times and from other locations around the world, observers typically reported respectable rates of between 30 and 100 meteors per hour. ... NASA Web Site Statements, Warnings, and Disclaimers . ...