V4643 Sgr recent (cont'd) YYYYMMDD(UT) mag observer 20010716.573 <128 (H. Itoh) 20010722.476 <148 (P. Nelson) 20010803.560 <130 (P. Nelson) 20010809.462 <145 (P. Nelson) 20010813.503 <145 (P. Nelson)