History of Arthur Ziffer
Weight = 0.02
Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
| | | | | Strength | Strength | | 50.00 |
December 1, 1998 |
21 |
43.25 |
48.91 |
44.30 |
50.00 |
51.09 |
-1.53 |
48.47 |
James Overly (50.00) |
January 12, 1999 |
24 |
46.13 |
48.89 |
45.70 |
48.47 |
49.58 |
-0.50 |
47.97 |
James Overly (48.47) |
January 19, 1999 |
22 |
58.75 |
46.58 |
60.23 |
47.97 |
51.39 |
1.79 |
49.76 |
James Overly (47.97) |
January 26, 1999 |
22 |
46.36 |
49.51 |
46.60 |
49.76 |
50.25 |
-0.49 |
49.27 |
James Overly (49.76) |
February 2, 1999 |
20 |
48.38 |
50.48 |
47.17 |
49.27 |
48.79 |
-0.11 |
49.17 |
James Overly (49.27) |
February 23, 1999 |
23 |
41.49 |
48.95 |
41.62 |
49.17 |
50.21 |
-0.96 |
48.20 |
James Overly (49.17) |
March 2, 1999 |
21 |
46.16 |
47.22 |
47.13 |
48.20 |
50.98 |
-0.21 |
47.99 |
James Overly (48.20) |
March 16, 1999 |
24 |
47.62 |
46.79 |
48.82 |
47.99 |
51.20 |
-0.04 |
47.95 |
James Overly (47.99) |
March 23, 1999 |
24 |
42.08 |
47.80 |
42.16 |
47.95 |
50.15 |
-0.61 |
47.34 |
James Overly (47.95) |
March 30, 1999 |
21 |
51.59 |
46.50 |
52.43 |
47.34 |
50.84 |
0.36 |
47.70 |
James Overly (47.34) |
April 6, 1999 |
22 |
49.86 |
47.75 |
49.81 |
47.70 |
49.95 |
0.18 |
47.88 |
James Overly (47.70) |
April 20, 1999 |
22 |
59.25 |
47.99 |
59.53 |
48.16 |
50.17 |
0.91 |
48.79 |
James Overly (48.45) |
June 8, 1999 |
24 |
46.97 |
48.86 |
47.15 |
49.04 |
50.18 |
-0.20 |
48.59 |
James Overly (49.29) |
June 22, 1999 |
23 |
42.77 |
47.92 |
43.68 |
48.88 |
50.96 |
-0.54 |
48.05 |
James Overly (49.17) |
June 29, 1999 |
21 |
43.10 |
47.93 |
43.49 |
48.37 |
50.44 |
-0.41 |
47.64 |
James Overly (48.69) |
July 6, 1999 |
20 |
51.39 |
49.03 |
50.34 |
47.98 |
48.95 |
0.24 |
47.88 |
James Overly (48.32) |
July 13, 1999 |
24 |
45.28 |
48.81 |
44.66 |
48.21 |
49.40 |
-0.23 |
47.64 |
James Overly (48.54) |
July 27, 1999 |
24 |
54.17 |
48.22 |
53.95 |
47.98 |
49.77 |
0.47 |
48.11 |
James Overly (48.33) |
August 3, 1999 |
21 |
42.06 |
46.74 |
43.69 |
48.43 |
51.70 |
-0.41 |
47.70 |
James Overly (48.76) |
August 10, 1999 |
24 |
32.13 |
46.06 |
33.30 |
48.04 |
51.99 |
-1.18 |
46.52 |
James Overly (48.37) |
August 24, 1999 |
22 |
47.95 |
46.38 |
48.50 |
46.93 |
50.55 |
0.07 |
46.59 |
James Overly (47.33) |
August 31, 1999 |
21 |
41.87 |
45.55 |
43.25 |
46.99 |
51.46 |
-0.31 |
46.28 |
James Overly (47.39) |
September 7, 1999 |
22 |
38.18 |
44.86 |
39.81 |
46.70 |
51.85 |
-0.53 |
45.75 |
James Overly (47.12) |
September 14, 1999 |
24 |
51.89 |
46.22 |
51.87 |
46.20 |
49.98 |
0.36 |
46.11 |
James Overly (46.64) |
September 21, 1999 |
24 |
59.17* |
46.87 |
59.86 |
47.45 |
50.59 |
0.15 |
46.27 |
Ron Holzman (48.78) |
September 28, 1999 |
24 |
39.60 |
45.64 |
40.47 |
46.65 |
51.03 |
-0.43 |
45.83 |
James Overly (47.04) |
October 5, 1999 |
24 |
56.82 |
48.61 |
56.78 |
48.53 |
49.92 |
0.10 |
45.94 |
Ron Holzman (51.24) |
October 19, 1999 |
24 |
47.92 |
49.55 |
47.51 |
49.14 |
49.59 |
-0.07 |
45.87 |
Ron Holzman (52.34) |
October 26, 1999 |
22 |
41.36 |
48.14 |
42.17 |
49.03 |
50.89 |
-0.40 |
45.47 |
Ron Holzman (52.19) |
November 2, 1999 |
24 |
49.34* |
47.69 |
50.90 |
49.24 |
51.56 |
0.01 |
45.47 |
Neomi Harpak (53.02) |
November 9, 1999 |
24 |
58.73 |
48.22 |
59.05 |
48.44 |
50.23 |
0.56 |
46.03 |
Ron Holzman (51.41) |
November 30, 1999 |
21 |
52.54 |
50.81 |
50.95 |
49.21 |
48.41 |
0.16 |
46.19 |
Ron Holzman (52.40) |
December 7, 1999 |
24 |
57.77 |
48.71 |
58.65 |
49.53 |
50.82 |
0.45 |
46.63 |
Neomi Harpak (52.86) |
December 21, 1999 |
21 |
46.03 |
49.59 |
46.61 |
50.18 |
50.59 |
-0.20 |
46.44 |
Neomi Harpak (53.72) |
January 4, 2000 |
22 |
41.05 |
45.11 |
42.24 |
46.39 |
51.29 |
-0.27 |
46.17 |
James Overly (46.34) |
January 18, 2000 |
22 |
51.14 |
49.86 |
50.77 |
49.48 |
49.63 |
0.08 |
46.25 |
Ron Holzman (52.80) |
January 25, 2000 |
22 |
53.18 |
49.38 |
53.39 |
49.59 |
50.21 |
0.18 |
46.43 |
Ron Holzman (52.93) |
February 1, 2000 |
22 |
48.86 |
49.09 |
49.58 |
49.81 |
50.72 |
-0.05 |
46.38 |
Ron Holzman (53.20) |
February 8, 2000 |
24 |
54.34 |
50.44 |
53.66 |
49.75 |
49.31 |
0.24 |
46.62 |
Ron Holzman (53.13) |
February 22, 2000 |
22 |
38.18 |
49.51 |
38.43 |
49.99 |
50.48 |
-0.56 |
46.06 |
Neomi Harpak (53.36) |
April 25, 2000 |
22 |
50.91 |
49.16 |
51.58 |
49.84 |
50.67 |
0.06 |
46.12 |
Ron Holzman (53.62) |
May 2, 2000 |
22 |
47.95 |
43.97 |
49.30 |
45.30 |
51.35 |
0.15 |
46.27 |
Bo Shu (44.47) |
May 23, 2000 |
22 |
40.02 |
48.80 |
41.32 |
50.24 |
51.44 |
-0.60 |
45.67 |
Ron Holzman (54.21) |
May 30, 2000 |
22 |
44.77 |
48.66 |
45.77 |
49.68 |
51.02 |
-0.28 |
45.39 |
Ron Holzman (53.68) |
June 6, 2000 |
24 |
49.24 |
48.70 |
49.96 |
49.41 |
50.72 |
-0.01 |
45.38 |
Ron Holzman (53.44) |
Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
(*) indidates IMP pair games whose results are converted to MP equivalence