1999 June 24/25 - a session confined to Lyra which is surprising rich in variables - 15 captured in two hours in poor transparency [lvm~3] under a gibbous moon. Three carbon stars with rare spectra ie type Nb [HK Lyr]; N0e [U Lyr]; R6 [T Lyr] included - the form of their spectrum trace is quite distinctive from M-type spectra. Additionally PN M57 and PK51+9.1 recorded...
