SIMBAD references

This star, which varies between mag 16 and 19.5 in quiescence, has an irregular history of outbursts. According to observations in the AAVSO International Database, all but one from 1979 to date have been brief and have reached maximum brightness between 12.3 and 13.3 – occurring in Jan. 1979, Mar. 1980, Aug. 1985, Feb. 1987, Nov. 1989, Nov. 1995 (cf. IAUC 6264), Mar. 1997, Mar. 1998, July 1999, Apr. 2001 (possible outburst), Feb. 2002, Apr. 2003 (possible outburst, single observation). On 1985 Jan. 12, HT Cas had a bright, long outburst, reaching visual mag 10.7 and remaining brighter than 15.2 until Jan. 24 (cf. IAUC 4027, 4037).