OBSERVATIONS OF LUMINOUS METEORS. 



123 



Meteor Showers observed by W. F. Denning, July 21 — August 10, 1878. 

 Total number of meteors seen, 621, in 34 hours' watching. 



Duration 



July 31 — August 1 

 July 27-31 



July 21 — August 1 



July 31 — August 1 

 July 31 — August 1 

 August 1-2 



July 25-31 



August 10 



July 29— August 2 



July 21 — August 1 



July 25 

 July 26 

 July 26 

 August 

 August 

 July 31 

 July 29 

 July 26 

 July 27- 

 July 26 

 July 28 

 July 31 

 July 30 

 July 27- 

 August 

 July 20 

 July 21 

 July 31 

 July 21 



July 27 

 July 28 



26 



— August 1 



-31 



7-10 . 



7-10 . 



— August 1 

 -August 1 

 31 ' . 



-31 



-27 



— August 7 



-31 



-31 



1-10 . 



-28 



— August 1 

 -31 



C Slightlyseenbut 

 < both probably 



l_ good radiants 



July 31 . 

 July 30-31 

 July 31— August 2 

 July 30-31 



Lacertids. Short swift meteors. 

 Slowish long meteors. No streaks. 



Max. 

 Swift short meteors. Streaks. 



Max. July 31. 

 Not swift, faint. No streaks. 

 Very slow. Max. August 1. 

 Swift short meteors. No streaks. 



Draconid*. 

 Swift streak-leaving"! 



meteors. >Andromedes. 



Swift meteors. J 



Very slow meteors. 

 Very swift meteors. "1 Two showers 

 Swift. Streaks. J close together? 

 Bright slow meteors. Long paths. 

 Very swift meteors. Streaks. 

 Swift meteors. Streaks. Perseids. 

 Meteors very swift with streaks. 

 Perseids. A double radiant. 

 Very swift meteors. Streaks. 

 Swift meteors. Streaks. 

 Swift faint meteors. 

 Very swift and faint. 

 Slowish faint meteors. 

 Very slow meteors. 

 Bright slow meteors. 

 Slow meteors. CamelAds. 

 Swift, not quite certain. 

 Very swift long meteors. Streaks. 

 Swift meteors. Streaks. 

 Very bright slow meteors. 

 Small slow meteors. 

 Short swift meteors. No streaks. 



Bright slow meteors. 



Very bright, swift, long-pathed 



meteors with streaks. Seen just 



before daylight. 

 Swift streaky meteors. 

 Swift meteors with streaks. 

 Slowish faint meteors. 

 Swift meteors leaving streaks. 



Shower centres also strongly suspected at 33° + 21°, 134° + 78°, 76° + 54°, 20° + 8°, 

 58° + 47°, 316° + 50°, and 41° + 31°. 



The above radiants may nearly all be relied on as exactly determined. 



