Don Costa | CA
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Rating
1065
(Peak: 1136)
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Ranking
(unranked)
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Lifetime record
108-133-0 (0.448)
Career earnings: $162
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Avg. score
---
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Number | Tourney | Date | Round | Opponent | Result | Score | Rating | Opponent Rating |
Rating Change |
|
1 | Oakland CA | 09/12/93 | 1 | Eric Rawlins | W | 1062 | 980 | 8 | ||
2 | 2 | Lee Ann Lyons | W | 1062 | 539 | 1 | ||||
3 | 3 | Cecilia Carwin | W | 1062 | 843 | 4 | ||||
4 | 4 | Gloriosa Ondoy Agdeppa | W | 1062 | 1113 | 11 | ||||
5 | 5 | Therese Berreyesa | L | 1062 | 1048 | -10 | ||||
6 | 6 | Gloriosa Ondoy Agdeppa | L | 1062 | 1113 | -9 | ||||
7 | Oakland CA | 02/06/94 | 1 | Cynthia Ho | L | 1034 | 1166 | -6 | ||
8 | 2 | Victor Havens | L | 1034 | 1336 | -3 | ||||
9 | 3 | Bill Wallis | L | 1034 | 1166 | -6 | ||||
10 | 5 | Carol Johnson | L | 1034 | 1383 | -2 | ||||
11 | 6 | Francesca McKeon | L | 1034 | 1054 | -9 | ||||
12 | Oakland CA | 03/06/94 | 1 | Francesca McKeon | L | 993 | 1100 | -7 | ||
13 | 2 | Dee Whalen | L | 993 | 1133 | -6 | ||||
14 | 3 | Cynthia Ho | L | 993 | 1132 | -6 | ||||
15 | 4 | Bonnie McKinney | L | 993 | 946 | -11 | ||||
16 | 5 | David Wolfe | L | 993 | 1349 | -2 | ||||
17 | 6 | Gloriosa Ondoy Agdeppa | W | 993 | 1005 | 10 | ||||
18 | Oakland CA | 09/11/94 | 1 | Arlene Lane | W | 1042 | 1025 | 10 | ||
19 | 2 | Art Cabral | L | 1042 | 0 | --- | ||||
20 | 3 | Marion Mendelsohn | W | 1042 | 500 | 1 | ||||
21 | 4 | Francesca McKeon | L | 1042 | 1161 | -7 | ||||
22 | 5 | Paul Fuller | L | 1042 | 1037 | -10 | ||||
23 | 6 | Cynthia Ho | W | 1042 | 1099 | 12 | ||||
24 | Oakland CA | 12/11/94 | 1 | Francesca McKeon | L | 1037 | 1192 | -6 | ||
25 | 2 | Paul Mishkin | L | 1037 | 1158 | -7 | ||||
26 | 3 | Mitch Bayersdorfer | L | 1037 | 1146 | -7 | ||||
27 | 4 | Therese Berreyesa | W | 1037 | 1143 | 13 | ||||
28 | 5 | Cynthia Ho | L | 1037 | 1103 | -8 | ||||
29 | 6 | Paul Mishkin | W | 1037 | 1158 | 13 | ||||
30 | Reno NV | 01/14/95 | 1 | Letty Dolphin | L | 1035 | 1187 | -6 | ||
31 | 2 | Lurlene Tweith | L | 1035 | 1199 | -6 | ||||
32 | 3 | Henry Tweith | L | 1035 | 983 | -11 | ||||
33 | 4 | Ruth Barr | L | 1035 | 1078 | -9 | ||||
34 | 5 | Gregg Wood | L | 1035 | 1134 | -7 | ||||
35 | 6 | Justine Zollinger | L | 1035 | 1078 | -9 | ||||
36 | 7 | Ben Gittes | W | 1035 | 955 | 8 | ||||
37 | 8 | Ruth Barr | L | 1035 | 1078 | -9 | ||||
38 | 9 | B A Toole | W | 1035 | 1066 | 11 | ||||
39 | 10 | Mengus Reeves | W | 1035 | 1021 | 10 | ||||
40 | 11 | Henry Tweith | L | 992 | 1017 | -9 | ||||
41 | 12 | Mary Helen Peyralans | W | 992 | 783 | 5 | ||||
42 | 13 | Sharon Shevelon | W | 992 | 643 | 2 | ||||
43 | 14 | Ben Gittes | L | 992 | 958 | -11 | ||||
44 | 15 | Letty Dolphin | W | 992 | 1134 | 14 | ||||
45 | 16 | Ron Duncan | L | 992 | 880 | -13 | ||||
46 | 17 | Henry Tweith | L | 992 | 1017 | -9 | ||||
47 | 18 | Letty Dolphin | W | 992 | 1134 | 14 | ||||
48 | 19 | Henry Tweith | W | 992 | 1017 | 11 | ||||
49 | Oakland CA | 02/12/95 | 1 | Sharon Shevelon | W | 997 | 722 | 3 | ||
50 | 2 | Jim Graver | L | 997 | 931 | -12 | ||||
51 | 3 | Brian Wagner | L | 997 | 710 | -17 | ||||
52 | 4 | Charlotte Atkins | L | 997 | 888 | -13 | ||||
53 | 5 | Agnes Moore | L | 997 | 1116 | -7 | ||||
54 | Santa Clara CA | 02/18/95 | 1 | B A Toole | W | 952 | 1029 | 12 | ||
55 | 2 | Jane Fischer | W | 952 | 1088 | 14 | ||||
56 | 3 | Ted Pretzer | L | 952 | 1147 | -5 | ||||
57 | 4 | Gloria Miller | W | 952 | 1193 | 16 | ||||
58 | 5 | Violet Schon | W | 952 | 1197 | 16 | ||||
59 | 6 | Mitch Bayersdorfer | L | 952 | 1180 | -4 | ||||
60 | 7 | Benita Longoria | W | 952 | 909 | 9 | ||||
61 | 8 | Arlene Lane | W | 952 | 944 | 10 | ||||
62 | 9 | Henry Tweith | L | 952 | 978 | -9 | ||||
63 | 10 | Preston Mendell | W | 952 | 989 | 11 | ||||
64 | 11 | Vicki Thomas | L | 952 | 973 | -9 | ||||
65 | 12 | B A Toole | W | 952 | 1029 | 12 | ||||
66 | 13 | Phyllis Gelb | W | 952 | 999 | 11 | ||||
67 | 14 | Jane Fischer | L | 952 | 1088 | -6 | ||||
68 | 15 | Paul Mishkin | L | 952 | 1213 | -4 | ||||
69 | 16 | Ted Pretzer | W | 952 | 1147 | 15 | ||||
70 | Oakland CA | 03/12/95 | 1 | Preston Mendell | L | 1049 | 1063 | -10 | ||
71 | 2 | Chris Lindstrand | L | 1049 | 1076 | -9 | ||||
72 | 3 | Dave Nicolai | W | 1049 | 1089 | 11 | ||||
73 | 4 | Irene Averell | L | 1049 | 1000 | -11 | ||||
74 | 5 | Gloriosa Ondoy Agdeppa | W | 1049 | 967 | 8 | ||||
75 | 6 | Gloriosa Ondoy Agdeppa | L | 1049 | 967 | -12 | ||||
76 | Oakland CA | 05/07/95 | 1 | Agnes Moore | L | 1027 | 1143 | -7 | ||
77 | 2 | Dee Whalen | L | 1027 | 1186 | -6 | ||||
78 | 3 | Cynthia Ho | W | 1027 | 1188 | 14 | ||||
79 | 4 | Gloriosa Ondoy Agdeppa | W | 1027 | 929 | 7 | ||||
80 | 6 | Dee Whalen | L | 1027 | 1186 | -6 | ||||
81 | Oakland CA | 06/11/95 | 1 | Norma Fisher | L | 1030 | 1691 | 0 | ||
82 | 2 | Joan Mocine | L | 1030 | 1604 | 0 | ||||
83 | 3 | Robert Smith | L | 1030 | 1469 | -1 | ||||
84 | 4 | Dee Whalen | L | 1030 | 1180 | -6 | ||||
85 | 5 | Brian Wagner | L | 1030 | 1054 | -9 | ||||
86 | 6 | Joan Mocine | W | 1030 | 1604 | 20 | ||||
87 | Oakland CA | 09/10/95 | 1 | David Jackson | W | 1032 | 847 | 5 | ||
88 | 2 | Cynthia Ho | L | 1032 | 1100 | -8 | ||||
89 | 3 | David Wolfe | W | 1032 | 1120 | 12 | ||||
90 | 4 | Jim Barker | W | 1032 | 747 | 3 | ||||
91 | 5 | Dave Nicolai | L | 1032 | 1066 | -9 | ||||
92 | 6 | David Wolfe | W | 1032 | 1120 | 12 | ||||
93 | Santa Clara CA | 10/21/95 | 1 | Robert Sargenti | W | 1048 | 607 | 1 | ||
94 | 2 | Dorothea Pua | L | 1048 | 871 | -15 | ||||
95 | 3 | John Karris | W | 1048 | 908 | 6 | ||||
96 | 4 | Cecile Betts | L | 1048 | 740 | -17 | ||||
97 | 5 | Sharon Perkowski | W | 1048 | 734 | 3 | ||||
98 | 6 | Jim Barker | W | 1048 | 741 | 3 | ||||
99 | 7 | Pat Diener | W | 1048 | 753 | 3 | ||||
100 | 8 | Joseph Perkowski | W | 1048 | 884 | 6 | ||||
101 | 9 | Arlene Lane | L | 1048 | 931 | -13 | ||||
102 | 11 | Dave Nicolai | W | 1048 | 1065 | 10 | ||||
103 | 12 | Pat Diener | L | 1048 | 753 | -17 | ||||
104 | 13 | Dorothea Pua | W | 1048 | 871 | 5 | ||||
105 | 14 | Dave Nicolai | W | 1048 | 1065 | 10 | ||||
106 | 15 | Dave Nicolai | W | 1048 | 1065 | 10 | ||||
107 | 16 | Dave Nicolai | L | 1048 | 1065 | -10 | ||||
108 | Oakland CA | 11/12/95 | 1 | J Goard | W | 1039 | 1180 | 14 | ||
109 | 2 | Cynthia Ho | W | 1039 | 1097 | 12 | ||||
110 | 3 | Agnes Moore | W | 1039 | 1136 | 13 | ||||
111 | 4 | Adreana Langston | W | 1039 | 769 | 3 | ||||
112 | 5 | John Karris | W | 1039 | 908 | 6 | ||||
113 | 6 | Cynthia Ho | L | 1039 | 1097 | -8 | ||||
114 | Oakland CA | 12/10/95 | 1 | Dee Whalen | W | 1088 | 1172 | 12 | ||
115 | 2 | J Goard | W | 1088 | 1175 | 12 | ||||
116 | 3 | John Karris | L | 1088 | 920 | -14 | ||||
117 | 4 | Cynthia Ho | L | 1088 | 1126 | -9 | ||||
118 | 5 | Brian Wagner | W | 1088 | 1158 | 12 | ||||
119 | 6 | Dee Whalen | L | 1088 | 1172 | -8 | ||||
120 | Reno NV | 01/12/96 | 1 | Marcia Bowen | L | 1094 | 1279 | -5 | ||
121 | 2 | Don Malcolm | L | 1094 | 1342 | -4 | ||||
122 | 3 | Richard Joseph | L | 1094 | 1222 | -7 | ||||
123 | 4 | Max Erskine | W | 1094 | 1152 | 12 | ||||
124 | 5 | Michael Connally | L | 1094 | 1246 | -6 | ||||
125 | 6 | Jeff Fleetham | W | 1094 | 1291 | 15 | ||||
126 | 7 | Helen Tieger | L | 1094 | 1262 | -6 | ||||
127 | 8 | Sarah King | L | 1094 | 1356 | -4 | ||||
128 | 9 | Gordon Alper | L | 1094 | 1364 | -3 | ||||
129 | 10 | Max Erskine | W | 1094 | 1152 | 12 | ||||
130 | 11 | Doris Frank | W | 1099 | 1256 | 14 | ||||
131 | 12 | Jeff Fleetham | L | 1099 | 1290 | -5 | ||||
132 | 13 | Helen Tieger | L | 1099 | 1271 | -5 | ||||
133 | 14 | Richard Joseph | L | 1099 | 1263 | -6 | ||||
134 | 15 | Doris Frank | W | 1099 | 1256 | 14 | ||||
135 | 16 | Letty Dolphin | W | 1099 | 966 | 6 | ||||
136 | 17 | Harriet Woodside | W | 1099 | 985 | 7 | ||||
137 | 18 | Marcia Bowen | L | 1099 | 1250 | -6 | ||||
138 | 19 | Starlite A Clark | L | 1099 | 1249 | -6 | ||||
139 | 20 | Starlite A Clark | L | 1099 | 1249 | -6 | ||||
140 | Oakland CA | 02/11/96 | 1 | J Goard | L | 1107 | 1243 | -6 | ||
141 | 2 | Remy Morales | W | 1107 | 1154 | 11 | ||||
142 | 3 | Brian Wagner | L | 1107 | 1169 | -8 | ||||
143 | 4 | Dave Nicolai | W | 1107 | 1123 | 10 | ||||
144 | 5 | Irene Averell | L | 1107 | 1127 | -9 | ||||
145 | 6 | Dave Nicolai | L | 1107 | 1123 | -10 | ||||
146 | Santa Clara CA | 02/17/96 | 1 | Henry Tweith | L | 1095 | 1015 | -12 | ||
147 | 2 | Gigi Miller | W | 1095 | 1142 | 11 | ||||
148 | 3 | Phyllis Gelb | W | 1095 | 1279 | 15 | ||||
149 | 4 | Ron Barker | L | 1095 | 1100 | -10 | ||||
150 | 5 | Pat Diener | W | 1095 | 919 | 5 | ||||
151 | 6 | Doris Frank | W | 1095 | 1230 | 14 | ||||
152 | 7 | Lurlene Tweith | L | 1095 | 1192 | -7 | ||||
153 | 8 | Ted Pretzer | L | 1095 | 1000 | -13 | ||||
154 | 9 | Henry Tweith | W | 1095 | 1015 | 8 | ||||
155 | 10 | Jim Barker | L | 1095 | 664 | -19 | ||||
156 | 11 | Gloriosa Ondoy Agdeppa | W | 1090 | 1016 | 8 | ||||
157 | 12 | Doris Frank | W | 1090 | 1195 | 13 | ||||
158 | 13 | Dave Nicolai | W | 1090 | 1136 | 11 | ||||
159 | 14 | Ted Pretzer | L | 1090 | 1078 | -10 | ||||
160 | 15 | Lurlene Tweith | L | 1090 | 1177 | -8 | ||||
161 | 16 | B A Toole | W | 1090 | 1054 | 9 | ||||
162 | 17 | Ron Barker | W | 1090 | 1100 | 10 | ||||
163 | 18 | Dave Nicolai | L | 1090 | 1136 | -9 | ||||
164 | 19 | Gloriosa Ondoy Agdeppa | W | 1090 | 1016 | 8 | ||||
165 | Oakland CA | 03/10/96 | 1 | Raymond Robert | W | 1123 | 1024 | 7 | ||
166 | 2 | Remy Morales | L | 1123 | 1094 | -11 | ||||
167 | 3 | Dee Whalen | L | 1123 | 1148 | -9 | ||||
168 | 4 | John Karris | L | 1123 | 1163 | -9 | ||||
169 | 5 | Gloriosa Ondoy Agdeppa | L | 1123 | 1039 | -12 | ||||
170 | 6 | Dee Whalen | L | 1123 | 1148 | -9 | ||||
171 | Oakland CA | 04/21/96 | 1 | Agnes Moore | L | 1080 | 1098 | -10 | ||
172 | 2 | John Karris | W | 1080 | 1191 | 13 | ||||
173 | 3 | Marilyn Gage | L | 1080 | 1323 | -4 | ||||
174 | 4 | Pat Diener | L | 1080 | 877 | -15 | ||||
175 | 5 | Miriam Kasdan | W | 1080 | 986 | 7 | ||||
176 | 6 | Agnes Moore | L | 1080 | 1098 | -10 | ||||
177 | Oakland CA | 06/09/96 | 1 | Lynn Joseph | W | 1067 | 1080 | 10 | ||
178 | 2 | Irene Averell | L | 1067 | 1124 | -8 | ||||
179 | 3 | Cynthia Ho | L | 1067 | 1129 | -8 | ||||
180 | 4 | Remy Morales | L | 1067 | 1062 | -10 | ||||
181 | 5 | Gloriosa Ondoy Agdeppa | W | 1067 | 1001 | 8 | ||||
182 | 6 | Gloriosa Ondoy Agdeppa | L | 1067 | 1001 | -12 | ||||
183 | Oakland CA | 09/08/96 | 1 | Arlene Lane | L | 1002 | 947 | -12 | ||
184 | 2 | Raymond Robert | L | 1002 | 1017 | -10 | ||||
185 | 3 | Gloriosa Ondoy Agdeppa | L | 1002 | 993 | -10 | ||||
186 | 4 | Bruce Ward | W | 1002 | 1039 | 11 | ||||
187 | 5 | Ruth Barr | L | 1002 | 1046 | -9 | ||||
188 | 6 | Bruce Ward | L | 1002 | 1039 | -9 | ||||
189 | Oakland CA | 11/10/96 | 1 | Pat Diener | W | 1002 | 1085 | 12 | ||
190 | 2 | Irene Averell | L | 1002 | 1098 | -7 | ||||
191 | 3 | Dave Nicolai | L | 1002 | 1195 | -5 | ||||
192 | 4 | Jacqueline Veevers | W | 1002 | 566 | 1 | ||||
193 | 5 | Alan Whitman | W | 1002 | 895 | 7 | ||||
194 | 6 | Jon Squire | L | 1002 | 855 | -14 | ||||
195 | Reno NV | 01/18/97 | 1 | Pat Burnham | W | 1098 | 1282 | 15 | ||
196 | 2 | Arlene Lane | L | 1098 | 898 | -15 | ||||
197 | 3 | Gregg Wood | L | 1098 | 1170 | -8 | ||||
198 | 4 | Karen Wadsworth | W | 1098 | 1320 | 16 | ||||
199 | 5 | Sherrie Saint John | L | 1098 | 1279 | -5 | ||||
200 | 6 | Letty Dolphin | L | 1098 | 1009 | -12 | ||||
201 | 7 | Sarah King | W | 1098 | 1303 | 15 | ||||
202 | 8 | Cheryl Palmer | L | 1098 | 1051 | -11 | ||||
203 | 9 | Clyde Evans | W | 1098 | 1276 | 15 | ||||
204 | 10 | Felipe Miller | W | 1107 | 1125 | 11 | ||||
205 | 11 | Irene Averell | W | 1107 | 1097 | 10 | ||||
206 | 12 | Justine Zollinger | W | 1107 | 1112 | 10 | ||||
207 | 13 | Sherrie Saint John | L | 1107 | 1216 | -7 | ||||
208 | 14 | Jack Jones | L | 1107 | 1050 | -12 | ||||
209 | 15 | Karen Wadsworth | W | 1107 | 1285 | 15 | ||||
210 | 16 | Letty Dolphin | W | 1107 | 1042 | 8 | ||||
211 | 17 | Sherrie Saint John | L | 1107 | 1216 | -7 | ||||
212 | Oakland CA | 02/09/97 | 1 | Aryay Kalaki | W | 1136 | 822 | 3 | ||
213 | 2 | Jon Squire | L | 1136 | 941 | -15 | ||||
214 | 3 | Phil Kabour | L | 1136 | 837 | -17 | ||||
215 | 4 | Irene Averell | L | 1136 | 1093 | -11 | ||||
216 | 5 | Gloriosa Ondoy Agdeppa | L | 1136 | 1002 | -14 | ||||
217 | 6 | Phil Kabour | L | 1136 | 837 | -17 |