V635 Cas flare? The Be-NS X-ray binary (transient) V635 Cas is reported to be undergoing an optical flare. Optical and X-ray observations are recommended. YYMMDD(UT) mag observer 980915.949 152 (G. Poyner) 980919.926 152 (G. Poyner) 980921.007 153 (G. Poyner) 980930.839 153 (G. Poyner) 981003.073 154 (G. Poyner) 981009.047 152: (G. Poyner) 981009.928 153 (G. Poyner) 981011.851 143 (G. Poyner) 981011.910 145 (G. Poyner) 981012.053 148 (G. Poyner) 981012.083 147 (G. Poyner) Regards, Taichi Kato