X Leo outburst YYYYMMDD(UT) mag observer 20020518.515 <123 (Masashi Nakatani) 20020521.366 <125 (Rod Stubbings) 20020523.430 <125 (Rod Stubbings) 20020523.899 <133 (Eddy Muyllaert) 20020524.374 <125 (Rod Stubbings) 20020524.431 <130 (Peter Nelson) 20020525.390 <125 (Rod Stubbings) 20020525.541 <123 (Masashi Nakatani) 20020525.945 <135 (Jose Ripero) 20020526.514 <123 (Masashi Nakatani) 20020527.367 125 (Rod Stubbings) 20020527.381 125 (Rod Stubbings)