HP Nor outburst YYYYMMDD(UT) mag observer 20020511.574 <140 (Rod Stubbings) 20020513.421 <140 (Rod Stubbings) 20020514.433 <140 (Rod Stubbings) 20020515.657 <144 (Rod Stubbings) 20020516.399 <140 (Rod Stubbings) 20020517.569 138 (Rod Stubbings)