VY Scl relatively large variation YYYYMMDD(UT) mag observer 20010809.806 127 (B. Monard) 20010814.976 126 (B. Monard) 20010825.910 127 (B. Monard) 20010829.060 127 (B. Monard) 20010906.774 132 (B. Monard) 20010907.762 136 (B. Monard) 20010909.772 135 (B. Monard) 20010916.758 129 (B. Monard) 20010922.731 126 (B. Monard)