History of Arthur Ziffer
Weight = 0.72
| Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
| | | | | Strength | Strength | | 50.00 |
| December 1, 1998 |
21 |
43.25 |
48.60 |
44.61 |
50.00 |
51.40 |
-1.22 |
48.78 |
James Overly (50.00) |
| January 12, 1999 |
24 |
46.13 |
48.86 |
46.05 |
48.78 |
49.93 |
-0.58 |
48.20 |
James Overly (48.78) |
| January 19, 1999 |
22 |
58.75 |
46.46 |
60.59 |
48.20 |
51.75 |
2.04 |
50.24 |
James Overly (48.20) |
| January 26, 1999 |
22 |
46.36 |
49.71 |
46.89 |
50.24 |
50.54 |
-0.48 |
49.76 |
James Overly (50.24) |
| February 2, 1999 |
20 |
48.38 |
50.56 |
47.58 |
49.76 |
49.20 |
-0.26 |
49.51 |
James Overly (49.76) |
| February 23, 1999 |
23 |
41.49 |
49.08 |
41.83 |
49.51 |
50.42 |
-0.95 |
48.55 |
James Overly (49.51) |
| March 2, 1999 |
21 |
46.16 |
47.17 |
47.54 |
48.55 |
51.39 |
-0.11 |
48.45 |
James Overly (48.55) |
| March 16, 1999 |
24 |
47.62 |
46.93 |
49.14 |
48.45 |
51.52 |
0.08 |
48.52 |
James Overly (48.45) |
| March 23, 1999 |
24 |
42.08 |
48.23 |
42.31 |
48.52 |
50.30 |
-0.64 |
47.88 |
James Overly (48.52) |
| March 30, 1999 |
21 |
51.59 |
46.76 |
52.72 |
47.88 |
51.13 |
0.41 |
48.29 |
James Overly (47.88) |
| April 6, 1999 |
22 |
49.86 |
47.86 |
50.29 |
48.29 |
50.43 |
0.17 |
48.46 |
James Overly (48.29) |
| April 20, 1999 |
22 |
59.25 |
48.14 |
59.94 |
48.73 |
50.59 |
0.91 |
49.37 |
James Overly (49.00) |
| June 8, 1999 |
24 |
46.97 |
49.06 |
47.52 |
49.61 |
50.55 |
-0.20 |
49.17 |
James Overly (49.85) |
| June 22, 1999 |
23 |
42.77 |
48.09 |
44.06 |
49.43 |
51.34 |
-0.48 |
48.70 |
James Overly (49.69) |
| June 29, 1999 |
21 |
43.10 |
48.21 |
43.83 |
48.98 |
50.77 |
-0.40 |
48.30 |
James Overly (49.27) |
| July 6, 1999 |
20 |
51.39 |
49.19 |
50.81 |
48.61 |
49.42 |
0.15 |
48.46 |
James Overly (48.92) |
| July 13, 1999 |
24 |
45.28 |
48.96 |
45.06 |
48.76 |
49.80 |
-0.29 |
48.16 |
James Overly (49.05) |
| July 27, 1999 |
24 |
54.17 |
48.33 |
54.32 |
48.48 |
50.15 |
0.44 |
48.61 |
James Overly (48.79) |
| August 3, 1999 |
21 |
42.06 |
46.85 |
44.04 |
48.90 |
52.05 |
-0.31 |
48.30 |
James Overly (49.19) |
| August 10, 1999 |
24 |
32.13 |
46.30 |
33.62 |
48.60 |
52.31 |
-1.06 |
47.24 |
James Overly (48.91) |
| August 24, 1999 |
22 |
47.95 |
46.65 |
48.91 |
47.61 |
50.96 |
0.08 |
47.32 |
James Overly (47.98) |
| August 31, 1999 |
21 |
41.87 |
45.72 |
43.77 |
47.69 |
51.97 |
-0.23 |
47.09 |
James Overly (48.05) |
| September 7, 1999 |
22 |
38.18 |
45.12 |
40.32 |
47.47 |
52.36 |
-0.43 |
46.66 |
James Overly (47.84) |
| September 14, 1999 |
24 |
51.89 |
46.56 |
52.39 |
47.06 |
50.50 |
0.34 |
47.00 |
James Overly (47.46) |
| September 21, 1999 |
24 |
59.17* |
47.45 |
60.33 |
48.50 |
51.06 |
0.15 |
47.15 |
Ron Holzman (50.00) |
| September 28, 1999 |
24 |
39.60 |
45.80 |
41.13 |
47.48 |
51.69 |
-0.38 |
46.77 |
James Overly (47.81) |
| October 5, 1999 |
24 |
56.82 |
49.66 |
57.31 |
50.11 |
50.45 |
0.09 |
46.86 |
Ron Holzman (53.44) |
| October 19, 1999 |
24 |
47.92 |
50.66 |
48.02 |
50.76 |
50.10 |
-0.03 |
46.83 |
Ron Holzman (54.67) |
| October 26, 1999 |
22 |
41.36 |
49.02 |
42.79 |
50.54 |
51.52 |
-0.08 |
46.74 |
Ron Holzman (54.26) |
| November 2, 1999 |
24 |
49.34* |
47.83 |
51.62 |
50.10 |
52.27 |
0.08 |
46.83 |
Neomi Harpak (53.46) |
| November 9, 1999 |
24 |
58.73 |
49.26 |
59.64 |
50.07 |
50.82 |
0.51 |
47.34 |
Ron Holzman (53.32) |
| November 30, 1999 |
21 |
52.54 |
51.78 |
51.65 |
50.88 |
49.10 |
0.04 |
47.38 |
Ron Holzman (54.43) |
| December 7, 1999 |
24 |
57.77 |
49.04 |
59.28 |
50.48 |
51.45 |
0.47 |
47.85 |
Neomi Harpak (53.59) |
| December 21, 1999 |
21 |
46.03 |
49.80 |
47.40 |
51.17 |
51.38 |
-0.18 |
47.67 |
Neomi Harpak (54.50) |
| January 4, 2000 |
22 |
41.05 |
45.58 |
42.81 |
47.43 |
51.86 |
-0.23 |
47.44 |
James Overly (47.19) |
| January 18, 2000 |
22 |
51.14 |
50.87 |
51.35 |
51.08 |
50.21 |
0.01 |
47.45 |
Ron Holzman (54.72) |
| January 25, 2000 |
22 |
53.18 |
50.28 |
54.00 |
51.10 |
50.82 |
0.14 |
47.60 |
Ron Holzman (54.74) |
| February 1, 2000 |
22 |
48.86 |
50.06 |
50.09 |
51.28 |
51.23 |
-0.06 |
47.54 |
Ron Holzman (54.97) |
| February 8, 2000 |
24 |
54.34 |
51.40 |
54.16 |
51.21 |
49.81 |
0.15 |
47.69 |
Ron Holzman (54.88) |
| February 22, 2000 |
22 |
38.18 |
49.91 |
38.97 |
50.93 |
51.02 |
-0.56 |
47.13 |
Neomi Harpak (54.17) |
| April 25, 2000 |
22 |
50.91 |
49.92 |
52.20 |
51.20 |
51.29 |
0.06 |
47.19 |
Ron Holzman (55.28) |
| May 2, 2000 |
22 |
47.95 |
44.00 |
50.22 |
46.24 |
52.27 |
0.23 |
47.42 |
Bo Shu (45.30) |
| May 23, 2000 |
22 |
40.02 |
49.51 |
42.05 |
51.68 |
52.17 |
-0.56 |
46.86 |
Ron Holzman (55.94) |
| May 30, 2000 |
22 |
44.77 |
49.33 |
46.57 |
51.15 |
51.82 |
-0.26 |
46.60 |
Ron Holzman (55.44) |
| June 6, 2000 |
24 |
49.24 |
49.30 |
50.84 |
50.90 |
51.60 |
-0.00 |
46.59 |
Ron Holzman (55.21) |
| Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
(*) indidates IMP pair games whose results are converted to MP equivalence