PLAYER PAGE
Gerhard Jakobus Jacobs
177086357Tshwane (GTP)Personal
Main rating
| Rating | 1509.5 |
| K-factor | 32 |
| Floor | 1033.7 |
| Highest | 1533.7 (2025-01-01) |
| Min/Max +/- allowed | 103 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1330.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1509.5 |
| K-factor | 32 |
| Floor | 1033.7 |
| Highest | 1533.7 (2025-01-01) |
| Min/Max +/- allowed | 103.1 |
Standard rating
| Rating | 1490.5 |
| K-factor | 32 |
| Floor | 1020.2 |
| Highest | 1520.2 (2024-11-01) |
| Min/Max +/- allowed | 105.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1327.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1490.5 |
| K-factor | 32 |
| Floor | 1020.2 |
| Highest | 1520.2 (2024-11-01) |
| Min/Max +/- allowed | 105.1 |
Rapid rating
| Rating | 1316 |
| K-factor | 36 |
| Floor | 821.1 |
| Highest | 1321.1 (2022-12-01) |
| Min/Max +/- allowed | 139.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1316 |
| K-factor | 36 |
| Floor | 821.1 |
| Highest | 1321.1 (2022-12-01) |
| Min/Max +/- allowed | 139.5 |
Blitz rating
| Rating | 1379.8 |
| K-factor | 36 |
| Floor | 879.8 |
| Highest | 1554.3 (2018-12-01) |
| Min/Max +/- allowed | 100.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1357.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1379.8 |
| K-factor | 36 |
| Floor | 879.8 |
| Highest | 1554.3 (2018-12-01) |
| Min/Max +/- allowed | 100.1 |
Rating Graph
Tournaments
| # | 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 | Centurion Chess Club Year End Blitz 2025 | Blitz | 2025-12-03 | 2025-12-03 | Tshwane (GTP) | 9 | 1504.1 | 9 | 5 | 1586.9 | 0 | Details |
| 2 | Centurion Club Closed Chess Tournament 2025 | Standard | 2025-05-10 | 2025-05-10 | Tshwane (GTP) | 5 | 1527.1 | 5 | 3 | 1370.1 | 0 | Details |
| 3 | 2025 Tshwane Chess OPEN Registration Tournament (A2) | Standard | 2025-01-25 | 2025-01-25 | Tshwane (GTP) | 5 | 1533.7 | 5 | 2 | 1499.2 | 0 | Details |
| 4 | CCC Blitz 2024 | Blitz | 2024-12-04 | 2024-12-04 | Tshwane (GTP) | 9 | 1528.6 | 9 | 5 | 1614 | 0 | Details |
| 5 | 2024 Tshwane Chess Club Clash (Open) | Standard | 2024-10-12 | 2024-10-12 | Tshwane (GTP) | 5 | 1464.6 | 5 | 4 | 1656.7 | 0 | Details |
| 6 | Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) | Classical | 2024-08-16 | 2024-08-18 | Bojanala Platina (NBR) | 6 | 1400.7 | 6 | 5 | 1674 | 0 | Details |
| 7 | Eureka Open 27 July 2024 (C) | Standard | 2024-07-27 | 2024-07-27 | Sedibeng (GSV) | 5 | 1386.4 | 5 | 3 | 1416.4 | 0 | Details |
| 8 | 2024 Midstream College Open Chess Tournament (B1) | Standard | 2024-07-20 | 2024-07-20 | Tshwane (GTP) | 5 | 1386.4 | 5 | 3 | 1421.5 | 0 | Details |
| 9 | 2024 Tshwane Chess FIDE RATED Blitz League Championship 1 | Blitz | 2024-05-26 | 2024-05-26 | Tshwane (GTP) | 9 | 1375.1 | 9 | 5 | 1455.8 | 0 | Details |
| 10 | 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (C) | Standard | 2024-06-01 | 2024-06-01 | Tshwane (GTP) | 5 | 1375.1 | 5 | 3 | 1402 | 0 | Details |
| 11 | 2024 Centurion Club Closed Chess Tournament (A) | Standard | 2024-05-25 | 2024-05-25 | Tshwane (GTP) | 5 | 1370.9 | 5 | 2 | 1388 | 0 | Details |
| 12 | CCC Blitz All 2023 | Blitz | 2023-12-06 | 2023-12-06 | Tshwane (GTP) | 9 | 1362.2 | 9 | 6 | 1484 | 0 | Details |
| 13 | CCC Midstream Rapid 2023 | Rapid | 2023-11-27 | 2023-11-27 | Tshwane (GTP) | 5 | 1368.2 | 5 | 3 | 1285 | 0 | Details |
| 14 | Tshwane Chess Arbiter Norm Blitz Tournament 2023 | Blitz | 2023-10-29 | 2023-10-29 | Tshwane (GTP) | 11 | 1361.2 | 11 | 7 | 1422.6 | 0 | Details |
| 15 | 2023 Centurion Club Championships | Standard | 2023-07-19 | 2023-09-06 | Tshwane (GTP) | 6 | 1346.9 | 6 | 4 | 1414.2 | 0 | Details |
| 16 | Tshwane Chess FIDE Rated Blitz League 3 2023 | Blitz | 2023-07-16 | 2023-07-16 | Tshwane (GTP) | 9 | 1338.5 | 9 | 4.5 | 1466.6 | 0 | Details |
| 17 | 2023 Tshwane Chess FIDE Rated Blitz League 2 | Blitz | 2023-06-11 | 2023-06-11 | Tshwane (GTP) | 9 | 1339 | 9 | 4 | 1327.7 | 0 | Details |
| 18 | 2023 Tshwane Chess FIDE Rated Blitz League 1 | Blitz | 2023-05-28 | 2023-05-28 | Tshwane (GTP) | 9 | 1344.5 | 9 | 4 | 1223.8 | 0 | Details |
| 19 | 2022 Centurion Club Blitz | Blitz | 2022-11-30 | 2022-11-30 | Tshwane (GTP) | 9 | 1336.5 | 9 | 4 | 1278.2 | 0 | Details |
| 20 | CPH Chess Clubs Challenge 2022 (B) | Rapid | 2022-11-12 | 2022-11-12 | Johannesburg Metro (GJM) | 6 | 1336.5 | 6 | 4 | 1432.4 | 0 | Details |
| 21 | 2022 Centurion Club Championships | Standard | 2022-05-11 | 2022-06-22 | Tshwane (GTP) | 6 | 1353.2 | 4 | 1 | 1235.1 | 0 | Details |
| 22 | Rachella`s Cafe Blitz Tournament 1 2022 | Blitz | 2022-03-20 | 2022-03-20 | Tshwane (GTP) | 9 | 1358.6 | 9 | 3 | 1336.8 | 0 | Details |
| 23 | 2021 CCC Inhouse Blitz (A) | Blitz | 2021-11-24 | 2021-11-24 | Tshwane (GTP) | 7 | 1394 | 7 | 2 | 1292.4 | 0 | Details |
| 24 | 2021 CCC Inhouse (A) | Standard | 2021-10-20 | 2021-11-17 | Tshwane (GTP) | 5 | 1394 | 5 | 1 | 1229.6 | 0 | Details |
| 25 | 2020 CC Annual Opener | Standard | 2020-01-29 | 2020-03-11 | Tshwane (GTP) | 6 | 1375 | 5 | 3 | 1429.6 | 0 | Details |
| 26 | 2020 Registration Tournament (B) | Standard | 2020-01-25 | 2020-01-25 | Tshwane (GTP) | 5 | 1312.5 | 5 | 4 | 1628.4 | 0 | Details |
| 27 | 2019 Centurion Chess Tournament | Standard | 2019-10-02 | 2019-10-30 | Tshwane (GTP) | 5 | 1318.8 | 4 | 2 | 1273.3 | 0 | Details |
| 28 | 2019 CCC Karl Gstettner Open | Standard | 2019-07-10 | 2019-08-21 | Tshwane (GTP) | 7 | 1306.3 | 7 | 4 | 1486.9 | 0 | Details |
| 29 | 2019 Alekhine Open (B) | Classical | 2019-08-09 | 2019-08-10 | Tshwane (GTP) | 5 | 1306.3 | 5 | 1.5 | 1179.7 | 0 | Details |
| 30 | 2019 SWVG Arnold Classic (Rapid Open) | Rapid | 2019-05-18 | 2019-05-19 | Tshwane (GTP) | 10 | 1275.8 | 10 | 5 | 1395.9 | 0 | Details |
| 31 | 2019 SWVG Arnold Classic (Blitz Open) | Blitz | 2019-05-19 | 2019-05-19 | Tshwane (GTP) | 10 | 1275.8 | 10 | 4 | 1232.8 | 0 | Details |
| 32 | 2019 Capablanca Chess Festival (Swiss B) | Standard | 2019-04-19 | 2019-04-21 | Tshwane (GTP) | 7 | 1305.2 | 7 | 2.5 | 1205.2 | 0 | Details |
| 33 | 2019 TuksChess Open (B) | Standard | 2019-02-23 | 2019-02-23 | Tshwane (GTP) | 5 | 1285.5 | 5 | 3 | 1405 | 0 | Details |
| 34 | 2019 Tshwane Chess Registration Tournament (B) | Standard | 2019-01-26 | 2019-01-26 | Tshwane (GTP) | 5 | 1317.2 | 5 | 1 | 1088.9 | 0 | Details |
| 35 | 2019 Centurion Club Tournament Open | Standard | 2019-01-23 | 2019-01-30 | Tshwane (GTP) | 6 | 1317.2 | 5 | 4 | 1359.7 | 0 | Details |
| 36 | South African Junior Blitz 2018 (Open) | Blitz | 2018-12-19 | 2018-12-19 | 4 Knights (4K) | 7 | 1309.4 | 7 | 2 | 1505.4 | 0 | Details |
| 37 | 2018 Blou Bul Open (B) | Standard | 2018-02-17 | 2018-02-17 | Tshwane (GTP) | 5 | 1285.5 | 5 | 2.5 | 1415.6 | 0 | Details |
| 38 | 2018 Tshwane Registration Open Chess Tournament (B) | Standard | 2018-01-27 | 2018-01-27 | Tshwane (GTP) | 5 | 1303.8 | 5 | 2 | 1216.8 | 0 | Details |
| 39 | 2017 Centurion Chess Club Championship | Standard | 2017-05-03 | 2017-06-28 | Tshwane (GTP) | 7 | 1311 | 7 | 3.5 | 1150 | 0 | Details |
| 40 | 2017 Swartkop Open (C) | Standard | 2017-07-01 | 2017-07-01 | Tshwane (GTP) | 5 | 1311 | 5 | 4 | 1233 | 0 | Details |
| 41 | 2017 Chris Greyling (C) | Standard | 2017-04-22 | 2017-04-22 | Tshwane (GTP) | 5 | 500 | 5 | 4 | 1370 | 0 | Details |
| 42 | Centurion Chess Club Blitz 2017 | Blitz | 2017-02-01 | 2017-02-01 | Tshwane (GTP) | 7 | 100 | 7 | 4 | 1034 | 0 | Details |
| 43 | 2017 Blou Bul Ope (C) | Standard | 2017-02-18 | 2017-02-18 | Tshwane (GTP) | 5 | 500 | 5 | 3.5 | 1304 | 0 | Details |
| 44 | 2017 Tshwane Registration Tournament (C) | Standard | 2017-01-21 | 2017-01-21 | Tshwane (GTP) | 5 | 0 | 4 | 3 | 1375 | 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 | 251 |
| Wins | 126 |
| Draws | 4 |
| Losses | 121 |
| White | 121 |
| Black | 130 |
| White wins | 64 |
| Black wins | 62 |
| Score | 128 |
| Percent | 51 |
| Dp | 8.5 |
| AOR | 1383.8 |
| Performance | 1392.2 |
Rankings (Main)
| National | |
| Overall | 1717 |
| Gender | 1519 |
| Age group | 135 |
| Gender/Age | 135 |
| Provincial | |
| Overall | 596 |
| Gender | 517 |
| Age group | 46 |
| Gender/Age | 46 |
| Regional | |
| Overall | 220 |
| Gender | 188 |
| Age group | 20 |
| Gender/Age | 20 |
Rankings (Standard)
| National | |
| Overall | 1771 |
| Gender | 1547 |
| Age group | 131 |
| Gender/Age | 131 |
| Provincial | |
| Overall | 633 |
| Gender | 545 |
| Age group | 47 |
| Gender/Age | 47 |
| Regional | |
| Overall | 235 |
| Gender | 199 |
| Age group | 18 |
| Gender/Age | 18 |
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 | 204 |
| Gender | 196 |
| Age group | 28 |
| Gender/Age | 28 |
| Provincial | |
| Overall | 73 |
| Gender | 69 |
| Age group | 15 |
| Gender/Age | 15 |
| Regional | |
| Overall | 19 |
| Gender | 19 |
| Age group | 5 |
| Gender/Age | 5 |
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 | 14 |
| Score | 8 |
| Percent | 57.1 |
| Aor | 1448.8 |
| Dp | 60.7 |
| Prat | 1509.5 |
Performance (History)
| Games | 251 |
| Score | 128 |
| Percent | 51 |
| Aor | 1383.8 |
| Dp | 8.5 |
| Prat | 1392.2 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Pillay, N (Nico) | 6 | 2 | 4 | 2022 Centurion Club Championships | Centurion Chess Club Year End Blitz 2025 | Details |
| Overall | 2 | Schutte, R (Rico) | 6 | 4 | 2 | 2023 Tshwane Chess FIDE Rated Blitz League 2 | 2025 Tshwane Chess OPEN Registration Tournament (A2) | Details |
| Overall | 3 | Letsoalo, PM (Peter Mogatli) | 5 | 2 | 3 | 2019 SWVG Arnold Classic (Rapid Open) | Centurion Chess Club Year End Blitz 2025 | Details |
| Overall | 4 | Jacobs, CN (Calvin Nicholas) | 4 | 1 | 3 | 2019 Tshwane Chess Registration Tournament (B) | CCC Blitz 2024 | Details |
| Overall | 5 | Pretorius, F (Frik) | 4 | 2 | 2 | 2022 Centurion Club Blitz | Centurion Chess Club Year End Blitz 2025 | Details |
| Standard | 1 | Nieuwoudt, H (Hanno) | 3 | 1 | 2 | 2019 Tshwane Chess Registration Tournament (B) | 2019 Centurion Chess Tournament | Details |
| Standard | 2 | Van Rensburg, B (Ben) | 3 | 1 | 2 | 2018 Tshwane Registration Open Chess Tournament (B) | 2020 CC Annual Opener | Details |
| Standard | 3 | Schutte, R (Rico) | 2 | 1 | 1 | 2023 Centurion Club Championships | 2025 Tshwane Chess OPEN Registration Tournament (A2) | Details |
| Standard | 4 | Smit, CM (Carlo) | 2 | 2 | 0 | 2019 Tshwane Chess Registration Tournament (B) | 2020 Registration Tournament (B) | Details |
| Standard | 5 | Pretorius, F (Frik) | 2 | 2 | 0 | 2024 Centurion Club Closed Chess Tournament (A) | Centurion Club Closed Chess Tournament 2025 | Details |
| Blitz | 1 | Pillay, N (Nico) | 5 | 2 | 3 | 2023 Tshwane Chess FIDE Rated Blitz League 2 | Centurion Chess Club Year End Blitz 2025 | Details |
| Blitz | 2 | Schutte, R (Rico) | 4 | 3 | 1 | 2023 Tshwane Chess FIDE Rated Blitz League 2 | CCC Blitz 2024 | Details |
| Blitz | 3 | Jacobs, CN (Calvin Nicholas) | 3 | 1 | 2 | 2021 CCC Inhouse Blitz (A) | CCC Blitz 2024 | Details |
| Blitz | 4 | Van Der Westhuizen, L (Lihan) | 3 | 3 | 0 | 2023 Tshwane Chess FIDE Rated Blitz League 1 | 2024 Tshwane Chess FIDE RATED Blitz League Championship 1 | Details |
| Blitz | 5 | Nene, TH (Themba Hope) | 3 | 1 | 2 | South African Junior Blitz 2018 (Open) | 2024 Tshwane Chess FIDE RATED Blitz League Championship 1 | Details |