RXJ0643.9-2052 recent (cont'd) YYYYMMDD(UT) mag observer 20001117.492 <140 (R. Stubbings) 20001118.690 <150 (A. Pearce) 20001119.792 <155 (A. Pearce) 20001120.497 <146 (R. Stubbings) 20001120.790 <155 (A. Pearce) 20001121.774 <155 (A. Pearce) 20001122.494 <140 (R. Stubbings) 20001122.794 <155 (A. Pearce) 20001123.494 <148 (R. Stubbings) 20001124.496 <140 (R. Stubbings) 20001124.780 <155 (A. Pearce) 20001125.494 <140 (R. Stubbings) 20001125.762 <155 (A. Pearce) 20001127.494 <140 (R. Stubbings) 20001129.694 <140 (R. Stubbings) 20001129.772 <155 (A. Pearce) 20001130.767 <155 (A. Pearce) 20001201.489 <140 (R. Stubbings) 20001202.487 <140 (R. Stubbings) 20001202.733 <155 (A. Pearce) 20001203.467 <124 (R. Stubbings) 20001203.764 <155 (A. Pearce) 20001204.485 <130 (R. Stubbings) 20001205.701 <140 (R. Stubbings) 20001207.466 <130 (R. Stubbings) 20001207.748 <150 (A. Pearce) 20001208.483 <130 (R. Stubbings) 20001210.619 <145 (A. Pearce) 20001212.517 <124 (R. Stubbings) 20001212.617 <145 (A. Pearce) 20001213.480 <140 (R. Stubbings) 20001213.591 <145 (A. Pearce) 20001215.503 <148 (R. Stubbings)