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William Samuel Isaacs

164013218
Cape Winelands (WCW)
Personal
Main rating
Rating 1345.2
K-factor 32
Floor 916.4
Highest 1470.4 (2019-03-01)
Min/Max +/- allowed 113
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1131
Final +/- 0
New Rating
()
Rating 1345.2
K-factor 32
Floor 916.4
Highest 1470.4 (2019-03-01)
Min/Max +/- allowed 112.8
Standard rating
Rating 1343.6
K-factor 32
Floor 921.7
Highest 1470.7 (2019-03-01)
Min/Max +/- allowed 112.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1131
Final +/- 0
New Rating
()
Rating 1343.6
K-factor 32
Floor 921.7
Highest 1470.7 (2019-03-01)
Min/Max +/- allowed 112.8
Rapid rating
Rating 1275.2
K-factor 36
Floor 813
Highest 1313 (2018-06-01)
Min/Max +/- allowed 141.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1275.2
K-factor 36
Floor 813
Highest 1313 (2018-06-01)
Min/Max +/- allowed 141.2
Blitz rating
Rating 1258.3
K-factor 36
Floor 813
Highest 1313 (2019-12-01)
Min/Max +/- allowed 141.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1258.3
K-factor 36
Floor 813
Highest 1313 (2019-12-01)
Min/Max +/- allowed 141.2
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 SA Braille Open 2025 Standard 2025-03-22 2025-03-23 Cape Winelands (WCW) 6 1341.8 6 3.5 1359.3 0 Details
2 Strategema Chess October 2024 (Open) Standard 2024-10-05 2024-10-05 Cape Winelands (WCW) 5 1340.7 5 2.5 1332.8 0 Details
3 South African Braille Open 2024 Standard 2024-03-09 2024-03-09 Cape Winelands (WCW) 5 1322.6 5 3.5 1429.8 0 Details
4 Cape Winelands - Marie Delport Memorial 2024 (Open) Standard 2024-01-27 2024-01-28 Cape Winelands (WCW) 6 1339 6 3 1224.5 0 Details
5 2023 Western Cape Rural Cup (Open) Standard 2023-12-09 2023-12-10 Cape Winelands (WCW) 5 1365.3 4 0 1123.4 0 Details
6 Strategema 2023 (Open) Standard 2023-05-13 2023-05-13 Cape Winelands (WCW) 5 1366.4 5 3 1366.1 0 Details
7 SA Braille South 2023 Standard 2023-03-18 2023-03-19 Cape Winelands (WCW) 5 1350 5 2.5 1172.9 0 Details
8 Braille Top 8 2023 Standard 2023-03-20 2023-03-21 Cape Winelands (WCW) 7 1350 7 5.5 1494.3 0 Details
9 Marie Delport Memorial 2023 (Open) Standard 2023-01-21 2023-01-21 Cape Winelands (WCW) 6 1363.1 6 4 1260.9 0 Details
10 Western Cape Closed Championship 2022 (Prestige) Standard 2022-09-24 2022-09-25 Cape Winelands (WCW) 6 1363.1 0 0 0 0 Details
11 WCCA Rural Cup 2022 (Open) Standard 2022-08-13 2022-08-14 Overberg (WOS) 5 1350.1 4 3 1452.5 0 Details
12 WCCA Rural Cup Blitz 2022 Blitz 2022-07-12 2022-07-12 Overberg (WOS) 5 1358.8 4 1 1036.4 0 Details
13 SA Braille 2022 Standard 2022-04-16 2022-04-17 Cape Winelands (WCW) 5 1354.9 5 3.5 1368.9 0 Details
14 Cape Winelands Open 2022 (Braille) Standard 2022-02-12 2022-02-13 Cape Winelands (WCW) 6 1373 5 3 1268.4 0 Details
15 Robertson Chess 2020 (Open) Rapid 2020-03-07 2020-03-07 Cape Winelands (WCW) 5 1380.5 5 3 1307.1 0 Details
16 Robertson Strategema 2019 (Open) Rapid 2019-10-05 2019-10-05 Cape Winelands (WCW) 5 1416.4 5 2 1101.9 0 Details
17 Braille Top 8 2019 Standard 2019-09-14 2019-09-15 Cape Winelands (WCW) 7 1407.4 7 4.5 1447.8 0 Details
18 SA Braille Worcester 2019 Standard 2019-03-23 2019-03-24 Cape Winelands (WCW) 5 1307.9 5 4 1528.3 0 Details
19 Braille Top 8 2019 Standard 2019-03-21 2019-03-22 Cape Winelands (WCW) 7 1307.9 7 6 1516.5 0 Details
20 Sa Braille Worcester Open 2018 Standard 2018-04-27 2018-04-28 Cape Winelands (WCW) 7 1313 4 2 1281.2 0 Details
21 South African Open 2016 (B) Classical 2016-07-01 2016-07-08 Western Province (WP) 11 1307 3 3 0 0 Details
22 South African Open 2016 (C) Standard 2016-07-02 2016-07-09 Western Province (WP) 7 1307 3 3 0 0 Details
23 Sa Braille 2016 Standard 2016-04-29 2016-04-30 Boland (WB) 5 1280 5 3.5 1352 0 Details
24 Braille 2016 Top 8 Standard 2016-04-27 2016-04-28 Boland (WB) 7 1280 7 4 1298 0 Details
25 Sa Braille 2015 Standard 2015-09-26 2015-09-27 Boland (WB) 5 1299 5 3.5 1336 0 Details
26 Braille 2015 Top 8 Standard 2015-09-24 2015-09-25 Boland (WB) 7 1299 7 3 1156 0 Details
27 Lyndon Bouah 2015 Worcester Standard 2015-05-16 2015-05-16 Boland (WB) 4 1289 4 3 1318 0 Details
28 Sa Braille 2014 Standard 2014-09-30 2014-09-30 Boland (WB) 5 1278 5 3.5 1325 0 Details
29 Western Cape Clubs 2013 Citrusdal A-Section Standard 2013-10-12 2013-10-13 West Coast (WCU) 5 1313 5 0 1246 0 Details
30 Sa Braille Top 8 Standard 2013-08-24 2013-08-24 Boland (WB) 7 1341 7 3 1250 0 Details
31 Marie Delport Herdenking - Afdeling A - Ope Rapid 2013-08-24 2013-08-24 Boland (WB) 5 1251 5 4 1445 0 Details
32 Boland Ope 2013 - Ope Afdeling Standard 2013-06-22 2013-06-23 Boland (WB) 7 1317 4 3 1566 0 Details
33 Sa Braille 2013 Chess Tournament Alta Du Toit Standard 2013-02-23 2013-02-24 Boland (WB) 7 1328 5 3 1275 0 Details
34 Braille Top 8 Standard 2013-03-21 2013-03-22 Boland (WB) 7 1290 7 4 1413 0 Details
35 National Club Championships 2012 Swellendam Standard 2012-09-22 2012-09-24 Boland (WB) 7 1302 7 1.5 1361 0 Details
36 Braille Olympiad 2012 Blitz 2012-09-01 2012-09-01 India (IND) 0 1230 7 2.5 1866 0 Details
37 Sa Braille 2012 Standard 2012-04-27 2012-05-01 Boland (WB) 5 1218 5 3 1289 0 Details
38 Braille Top 8 2012 Worcester Standard 2012-04-27 2012-04-27 Boland (WB) 7 1200 7 3 1262 0 Details
39 Boland Open 2012 - Open Standard 2012-04-02 2012-04-02 Boland (WB) 7 1251 7 3 834 0 Details
40 Boland Clubs 2011 A-Section Somerset-West Standard 2011-12-19 2011-12-19 Boland (WB) 7 1265 4 1 1144 0 Details
41 Lyndon Bouah Braille Championships (A-Section) Standard 2011-11-18 2011-11-18 Boland (WB) 5 1290 5 1 1123 0 Details
42 2011 Rotary Worcester Open - Open Section Standard 2011-08-31 2011-08-31 Boland (WB) 7 1299 5 2.5 1138 0 Details
43 Sa Braille 2011 Worcester Standard 2011-08-24 2011-08-24 Cape Winelands (WCW) 7 1273 5 4 1363 0 Details
44 Commonwealth & South African Open 2011 Open Sectio Classical 2011-07-03 2011-07-03 Tshwane (GTP) 11 1328 11 3 1102 0 Details
45 Sa Braille Closed 2011 Standard 2011-05-04 2011-05-04 Mid-Gauteng (GM) 7 1340 7 2.5 1164 0 Details
46 Rotary Worcester Ope 2010 Standard 2010-08-14 2010-08-14 Boland (WB) 7 1331 5 3 1375 0 Details
47 Inter Provincial Team Championship 2010 (B-Section) Standard 2010-08-14 2010-08-16 Western Province (WP) 7 1310 7 2.5 1438 0 Details
48 Sa Braille Top 8 Championship 2010 Standard 2010-04-24 2010-04-25 Boland (WB) 7 1336 7 3 1217 0 Details
49 Inter Provincial Team Championship 2009 (B-Section) Standard 2009-12-03 2009-12-03 Free State (FS) 7 1351 7 2.5 1204 0 Details
50 Lyndon Bouah Braille 2009 Standard 2009-11-04 2009-11-04 Boland (WB) 7 1357 5 4 1289 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 100
Wins 55
Draws 9
Losses 36
White 49
Black 51
White wins 28
Black wins 27
Score 59.5
Percent 59.5
Dp 80.8
AOR 1251.6
Performance 1332.3
Rankings (Main)
National
Overall 4544
Gender 3808
Age group 204
Gender/Age 204
Provincial
Overall 1385
Gender 1106
Age group 89
Gender/Age 89
Regional
Overall 195
Gender 142
Age group 8
Gender/Age 8
Rankings (Standard)
National
Overall 4156
Gender 3470
Age group 178
Gender/Age 178
Provincial
Overall 1183
Gender 929
Age group 77
Gender/Age 77
Regional
Overall 172
Gender 124
Age group 7
Gender/Age 7
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 6
Score 3.5
Percent 58.3
Aor 1288.4
Dp 70.8
Prat 1359.2
Performance (History)
Games 100
Score 59.5
Percent 59.5
Aor 1251.6
Dp 80.8
Prat 1332.3
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Liebenberg, FW (Frederick Willem) 9 3 6 Sa Braille Worcester Open 2018 SA Braille Open 2025 Details
Overall 2 Richter, HL (Heinrich Lodewikus) 7 3 4 Braille Top 8 2019 South African Braille Open 2024 Details
Overall 3 Rossouw, J (Joan) 6 1 5 Sa Braille Worcester Open 2018 SA Braille Open 2025 Details
Overall 4 Geyer, D (David) 5 1 4 Braille Top 8 2019 Braille Top 8 2023 Details
Overall 5 Klue, CR (Christiaan Reue) 5 2 3 Cape Winelands Open 2022 (Braille) SA Braille Open 2025 Details
Standard 1 Liebenberg, FW (Frederick Willem) 9 3 6 Sa Braille Worcester Open 2018 SA Braille Open 2025 Details
Standard 2 Richter, HL (Heinrich Lodewikus) 6 3 3 Braille Top 8 2019 South African Braille Open 2024 Details
Standard 3 Klue, CR (Christiaan Reue) 5 2 3 Cape Winelands Open 2022 (Braille) SA Braille Open 2025 Details
Standard 4 Bresler, C (Conrad) 5 3 2 Cape Winelands Open 2022 (Braille) South African Braille Open 2024 Details
Standard 5 Geyer, D (David) 4 1 3 Braille Top 8 2019 Braille Top 8 2023 Details
Rapid 1 Rossouw, J (Joan) 2 1 1 Robertson Strategema 2019 (Open) Robertson Chess 2020 (Open) Details