Outburst of OY Car The eclipsing SU UMa-type dwarf nova OY Car is in outburst as indicated by the following observations. The latest outburst of OY Car occurred in 1998 February, which was an well-observed superoutburst. YYMMDD(UT) mag observer 980603.376 <140 (R. Stubbings) 980603.700 <125 (D. Overbeek) 980604.768 <132 (R. Stubbings) 980605.381 132 (R. Stubbings) 980605.401 132 (R. Stubbings) 980605.483 124 (R. Stubbings) 980605.489 124 (R. Stubbings) 980605.490 132 (R. Stubbings) 980605.490 132 (R. Stubbings) 980605.491 132 (R. Stubbings) 980605.492 132 (R. Stubbings) 980605.492 130 (R. Stubbings) 980605.493 129 (R. Stubbings) 980605.494 127 (R. Stubbings) 980605.494 125 (R. Stubbings) 980605.495 124 (R. Stubbings) 980605.496 124 (R. Stubbings) 980605.497 124 (R. Stubbings) 980605.697 123 (D. Overbeek) 980605.706 123 (D. Overbeek) 980605.710 123 (D. Overbeek)