More on past fadings of TT Ari: 1980 Nov.: fading detected at mv=14.5 (IAUC 3541), photographic record showed this fading already started in early 1979 (deepest in 1980). 1967 (12.6p) 1956/57 (12.3p) and 1958 (13.2p) light curve: MVS 9, 14 (1981) http://www.stw.tu-ilmenau.de/science/pub/MVS/texts/MVS09/MVS09.014.html