VW Hyi superoutburst Superoutburst after an anomalous sequence of outbursts! YYMMDD(UT) mag observer 990420.456 137 (P. Williams) 990421.396 135 (R. Stubbings) 990422.417 129 (R. Stubbings) 990422.717 126 (R. Stubbings) 990422.794 126 (R. Stubbings) 990423.401 121 (R. Stubbings) 990423.459 118 (R. Stubbings) 990423.785 99 (D. Overbeek) 990423.804 102 (R. Stubbings) 990424.412 103 (R. Stubbings) 990424.705 105 (B. Monard) 990424.746 103 (R. Stubbings) 990425.397 118 (R. Stubbings) 990425.725 128 (B. Monard) 990425.778 129 (R. Stubbings) 990426.417 133 (P. Williams) 990426.781 135 (R. Stubbings) 990502.387 134 (R. Stubbings) 990502.428 135 (P. Williams) 990502.700 <120 (D. Overbeek) 990503.376 106 (J. Tilbrook) 990503.403 105 (R. Stubbings) 990503.419 104 (J. Tilbrook) 990503.692 99 (D. Overbeek) 990503.697 99 (B. Monard) 990504.385 94 (R. Stubbings) 990504.465 96 (J. Tilbrook) 990505.381 105 (R. Stubbings) 990506.390 127 (R. Stubbings) 990508.583 115 (R. Stubbings) 990508.685 114 (R. Stubbings) 990509.785 88 (R. Stubbings)