History of Jonathan Guttmacher
Weight = 8.36
| Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
| | | | | Strength | Strength | | 50.00 |
| January 25, 2000 |
22 |
51.36 |
49.83 |
51.53 |
50.00 |
50.17 |
0.32 |
50.32 |
Jamie Allen (50.00) |
| July 11, 2000 |
22 |
45.00 |
49.28 |
44.51 |
48.81 |
49.53 |
-0.81 |
49.50 |
Mark Heumann (47.30) |
| December 5, 2000 |
22 |
52.95 |
46.75 |
54.36 |
48.14 |
51.40 |
0.98 |
50.48 |
Rudolf Brautigam (46.78) |
| July 31, 2001 |
24 |
50.00 |
46.54 |
51.53 |
48.06 |
51.53 |
0.44 |
50.92 |
Sasha Alyson (45.65) |
| August 7, 2001 |
23 |
48.98 |
47.62 |
49.84 |
48.48 |
50.86 |
0.09 |
51.01 |
Rudolf Brautigam (46.04) |
| January 13, 2004 |
24 |
45.08 |
49.86 |
45.23 |
50.03 |
50.17 |
-1.23 |
49.77 |
Robert Leff (49.05) |
| January 27, 2004 |
24 |
49.43 |
49.38 |
49.21 |
49.16 |
49.78 |
0.06 |
49.83 |
Robert Leff (48.54) |
| March 2, 2004 |
24 |
51.70 |
48.15 |
52.91 |
49.36 |
51.21 |
0.41 |
50.24 |
Robert Leff (48.90) |
| March 16, 2004 |
23 |
50.68 |
48.50 |
51.39 |
49.21 |
50.71 |
0.22 |
50.46 |
Chris Pomiecko (48.17) |
| March 23, 2004 |
24 |
44.64 |
49.52 |
44.45 |
49.35 |
49.83 |
-0.64 |
49.82 |
Chris Pomiecko (48.24) |
| March 30, 2004 |
23 |
43.27 |
48.73 |
44.29 |
49.79 |
51.06 |
-0.77 |
49.04 |
Joseph Charnock (49.77) |
| April 6, 2004 |
23 |
45.24 |
47.42 |
46.42 |
48.61 |
51.19 |
-0.36 |
48.68 |
Chris Pomiecko (48.18) |
| April 13, 2004 |
24 |
51.53* |
47.78 |
52.10 |
48.35 |
50.58 |
0.33 |
49.01 |
Chris Pomiecko (48.02) |
| April 20, 2004 |
24 |
47.54 |
48.45 |
47.68 |
48.59 |
50.14 |
-0.10 |
48.91 |
Chris Pomiecko (48.17) |
| June 1, 2004 |
23 |
49.81 |
48.97 |
49.02 |
48.17 |
49.21 |
0.16 |
49.07 |
Chris Pomiecko (47.44) |
| June 15, 2004 |
25 |
41.27 |
47.93 |
41.61 |
48.36 |
50.43 |
-0.73 |
48.34 |
Chris Pomiecko (47.66) |
| June 29, 2004 |
24 |
44.51 |
47.73 |
44.42 |
47.66 |
49.93 |
-0.30 |
48.04 |
Chris Pomiecko (46.98) |
| July 13, 2004 |
24 |
53.27 |
47.75 |
52.94 |
47.42 |
49.67 |
0.53 |
48.57 |
Chris Pomiecko (46.80) |
| August 3, 2004 |
23 |
44.74 |
47.33 |
45.21 |
47.82 |
50.49 |
-0.26 |
48.31 |
Chris Pomiecko (47.07) |
| September 21, 2004 |
24 |
31.67 |
48.82 |
30.69 |
48.73 |
49.92 |
-1.74 |
46.57 |
Rudolf Brautigam (49.16) |
| September 28, 2004 |
24 |
46.35 |
45.95 |
47.03 |
46.63 |
50.69 |
-0.03 |
46.54 |
Chris Pomiecko (46.69) |
| November 16, 2004 |
24 |
56.82 |
46.29 |
57.36 |
46.78 |
50.49 |
0.98 |
47.52 |
Chris Pomiecko (47.01) |
| November 23, 2004 |
24 |
46.05* |
48.58 |
45.01 |
47.55 |
48.96 |
-0.14 |
47.39 |
Chris Pomiecko (47.57) |
| December 14, 2004 |
24 |
47.92 |
46.46 |
48.90 |
47.44 |
50.98 |
0.04 |
47.43 |
Chris Pomiecko (47.48) |
| December 21, 2004 |
23 |
49.61 |
47.17 |
50.89 |
48.45 |
51.28 |
0.09 |
47.53 |
Joseph Charnock (49.47) |
| Date | Boards | Result | Expected |
Performed | Pair | Field | Change | Score | Partner |
(*) indidates IMP pair games whose results are converted to MP equivalence