PLAYER PAGE
Pernell Jacobs
1070132018Eden (WEG)Personal
Main rating
| Rating | 1527.4 |
| K-factor | 32 |
| Floor | 1054.5 |
| Highest | 1554.5 (2025-04-01) |
| Min/Max +/- allowed | 100 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1357.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1527.4 |
| K-factor | 32 |
| Floor | 1054.5 |
| Highest | 1554.5 (2025-04-01) |
| Min/Max +/- allowed | 100.1 |
Standard rating
| Rating | 1516.2 |
| K-factor | 32 |
| Floor | 1052 |
| Highest | 1552 (2025-04-01) |
| Min/Max +/- allowed | 100.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1406.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1516.2 |
| K-factor | 32 |
| Floor | 1052 |
| Highest | 1552 (2025-04-01) |
| Min/Max +/- allowed | 100.4 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1223 |
| K-factor | 36 |
| Floor | 723 |
| Highest | 1223 (2026-02-28) |
| Min/Max +/- allowed | 160.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1223 |
| K-factor | 36 |
| Floor | 723 |
| Highest | 1223 (2026-02-28) |
| Min/Max +/- allowed | 160.5 |
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 | Oudussa Trials 1 2026 (Open) | Standard | 2026-02-14 | 2026-02-14 | Eden (WEG) | 5 | 1528.2 | 5 | 3.5 | 1562.7 | 0 | Details |
| 2 | SWU CS 2026 (Blitz) | Blitz | 2026-02-06 | 2026-02-06 | Eden (WEG) | 5 | 1528.2 | 5 | 1.5 | 1401.6 | 0 | Details |
| 3 | David Jacobs Blitz 2026 | Blitz | 2026-01-02 | 2026-01-02 | Eden (WEG) | 6 | 1528.8 | 6 | 3 | 1416.6 | 0 | Details |
| 4 | Eden League 2025 (Premier Division) | Standard | 2025-10-11 | 2025-10-11 | Eden (WEG) | 5 | 1543.8 | 5 | 1.5 | 1376.5 | 0 | Details |
| 5 | Western Cape Schools Individual Championship 2025 (U19 Boys) | Standard | 2025-04-26 | 2025-04-27 | West Coast (WCU) | 6 | 1554.5 | 6 | 3 | 1292.7 | 0 | Details |
| 6 | Eden Chess Trials 2 2025 (U20) | Standard | 2025-03-15 | 2025-04-12 | Eden (WEG) | 10 | 1554.5 | 9 | 6 | 1685 | 0 | Details |
| 7 | Eden Schools Chess Trials 1 2025 (U19 Boys) | Standard | 2025-03-08 | 2025-03-08 | Eden (WEG) | 5 | 1523.3 | 5 | 3.5 | 1592.4 | 0 | Details |
| 8 | Oudussa Trials 2025 (U19) | Standard | 2025-03-01 | 2025-03-01 | Eden (WEG) | 5 | 1523.3 | 4 | 4 | 1673.9 | 0 | Details |
| 9 | Eden Rapid 2025 (A) | Rapid | 2025-02-23 | 2025-02-23 | Eden (WEG) | 6 | 1525.7 | 0 | 0 | 0 | 0 | Details |
| 10 | Oudussa Trials 2 2025 (U19 Boys+Girls) | Standard | 2025-02-01 | 2025-02-01 | Eden (WEG) | 5 | 1525.7 | 5 | 4 | 1500.1 | 0 | Details |
| 11 | Eden Gambit Chess Tournament 2024 (A) | Standard | 2024-11-02 | 2024-11-02 | Eden (WEG) | 5 | 1548 | 4 | 1 | 1370.9 | 0 | Details |
| 12 | Eden Chess Union League 2024 (Premier) | Standard | 2024-10-12 | 2024-10-12 | Eden (WEG) | 5 | 1504.2 | 5 | 4.5 | 1776.3 | 0 | Details |
| 13 | Eden Chess Trials 2 2024 (U18) | Standard | 2024-04-13 | 2024-04-20 | Eden (WEG) | 10 | 1510.3 | 5 | 3 | 1478 | 0 | Details |
| 14 | Western Cape HS Individuals Championship 2024 (U18 Boys) | Standard | 2024-03-21 | 2024-03-22 | Overberg (WOS) | 6 | 1482.5 | 6 | 3.5 | 1473.1 | 0 | Details |
| 15 | Eden School Chess Trials 1 2024 (U18 Boys) | Standard | 2024-03-09 | 2024-03-09 | Eden (WEG) | 5 | 1482.5 | 4 | 2.5 | 1525 | 0 | Details |
| 16 | OUDUSSA Trials 2 2024 (U18 Boys+Girls) | Standard | 2024-02-17 | 2024-02-17 | Eden (WEG) | 5 | 1411.9 | 5 | 5 | 1661.7 | 0 | Details |
| 17 | OUDUSSA Trials 1 2024 (U18 Boys) | Standard | 2024-02-03 | 2024-02-03 | Eden (WEG) | 5 | 1411.9 | 5 | 4.5 | 1609.3 | 0 | Details |
| 18 | Eden Trials 2+3 2023 (U18) | Standard | 2023-04-15 | 2023-05-13 | Eden (WEG) | 10 | 1386.9 | 9 | 6.5 | 1498 | 0 | Details |
| 19 | George Chess Club Winter Open 2023 (B) | Standard | 2023-05-20 | 2023-05-20 | Eden (WEG) | 5 | 1386.9 | 5 | 3 | 1344.5 | 0 | Details |
| 20 | Western Cape HS Individuals 2023 (U17 Boys) | Standard | 2023-04-01 | 2023-04-02 | Cape Town (WCT) | 6 | 1412.4 | 6 | 2 | 1221.3 | 0 | Details |
| 21 | Eden Trails 1 2023 (U17 Boys) | Standard | 2023-03-11 | 2023-03-11 | Eden (WEG) | 5 | 1319.5 | 5 | 4 | 1642.6 | 0 | Details |
| 22 | Oudussa Proewe 1 2023 (U17 Boys) | Standard | 2023-02-25 | 2023-02-25 | Eden (WEG) | 5 | 1255 | 5 | 5 | 1613.3 | 0 | Details |
| 23 | Eden Proewe 2 2022 (O15 Seuns) | Standard | 2022-04-09 | 2022-04-09 | Eden (WEG) | 5 | 1214 | 5 | 3 | 1435.8 | 0 | Details |
| 24 | Eden Proewe 1 2022 (O15 Seuns) | Standard | 2022-03-12 | 2022-03-12 | Eden (WEG) | 5 | 1203 | 5 | 2.5 | 1257.2 | 0 | Details |
| 25 | Eden Schools Closed Trials 1 2020 (U13 Boys) | Standard | 2020-03-07 | 2020-03-07 | Eden (WEG) | 5 | 1218.9 | 5 | 2 | 1123.4 | 0 | Details |
| 26 | Oudtshoorn Proewe 1 2020 (O13) | Standard | 2020-02-15 | 2020-02-15 | Eden (WEG) | 5 | 1200 | 5 | 3.5 | 1304.2 | 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 | 16 |
| Wins | 7 |
| Draws | 2 |
| Losses | 7 |
| White | 8 |
| Black | 8 |
| White wins | 4 |
| Black wins | 3 |
| Score | 8 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1457.6 |
| Performance | 1457.6 |
Game statistics (History)
| Games | 134 |
| Wins | 77 |
| Draws | 17 |
| Losses | 40 |
| White | 64 |
| Black | 70 |
| White wins | 37 |
| Black wins | 40 |
| Score | 85.5 |
| Percent | 63.8 |
| Dp | 117.4 |
| AOR | 1358.4 |
| Performance | 1475.7 |
Rankings (Main)
| National | |
| Overall | 1523 |
| Gender | 1368 |
| Age group | 170 |
| Gender/Age | 149 |
| Provincial | |
| Overall | 468 |
| Gender | 414 |
| Age group | 44 |
| Gender/Age | 39 |
| Regional | |
| Overall | 89 |
| Gender | 81 |
| Age group | 8 |
| Gender/Age | 8 |
Rankings (Standard)
| National | |
| Overall | 1510 |
| Gender | 1336 |
| Age group | 176 |
| Gender/Age | 154 |
| Provincial | |
| Overall | 440 |
| Gender | 379 |
| Age group | 42 |
| Gender/Age | 38 |
| Regional | |
| Overall | 89 |
| Gender | 77 |
| Age group | 9 |
| Gender/Age | 9 |
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 | 419 |
| Gender | 386 |
| Age group | 40 |
| Gender/Age | 36 |
| Provincial | |
| Overall | 141 |
| Gender | 132 |
| Age group | 12 |
| Gender/Age | 12 |
| Regional | |
| Overall | 65 |
| Gender | 62 |
| Age group | 4 |
| Gender/Age | 4 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 16 |
| Score | 8 |
| Percent | 50 |
| Aor | 1457.6 |
| Dp | 0 |
| Prat | 1457.6 |
Performance (12 months)
| Games | 41 |
| Score | 22 |
| Percent | 53.7 |
| Aor | 1458.8 |
| Dp | 31.1 |
| Prat | 1489.9 |
Performance (History)
| Games | 134 |
| Score | 85.5 |
| Percent | 63.8 |
| Aor | 1358.4 |
| Dp | 117.4 |
| Prat | 1475.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Stander, R (Rashean) | 4 | 2 | 2 | OUDUSSA Trials 1 2024 (U18 Boys) | Oudussa Trials 1 2026 (Open) | Details |
| Overall | 2 | Daniels, R (Reuben) | 4 | 3 | 1 | Eden Chess Trials 2 2024 (U18) | Eden Chess Trials 2 2025 (U20) | Details |
| Overall | 3 | Michaels, A (Antonio) | 4 | 2 | 2 | Eden Schools Closed Trials 1 2020 (U13 Boys) | Eden Chess Trials 2 2025 (U20) | Details |
| Overall | 4 | Du Plessis, A (Arno) | 3 | 0 | 3 | Eden Proewe 2 2022 (O15 Seuns) | Eden Chess Trials 2 2024 (U18) | Details |
| Overall | 5 | Witbooi, R (Rudolf) | 3 | 1 | 2 | David Jacobs Blitz 2026 | Oudussa Trials 1 2026 (Open) | Details |
| Standard | 1 | Stander, R (Rashean) | 4 | 2 | 2 | OUDUSSA Trials 1 2024 (U18 Boys) | Oudussa Trials 1 2026 (Open) | Details |
| Standard | 2 | Daniels, R (Reuben) | 4 | 3 | 1 | Eden Chess Trials 2 2024 (U18) | Eden Chess Trials 2 2025 (U20) | Details |
| Standard | 3 | Michaels, A (Antonio) | 4 | 2 | 2 | Eden Schools Closed Trials 1 2020 (U13 Boys) | Eden Chess Trials 2 2025 (U20) | Details |
| Standard | 4 | Du Plessis, A (Arno) | 3 | 0 | 3 | Eden Proewe 2 2022 (O15 Seuns) | Eden Chess Trials 2 2024 (U18) | Details |
| Standard | 5 | Jansen, H (Heino) | 3 | 2 | 1 | Oudussa Proewe 1 2023 (U17 Boys) | Oudussa Trials 2025 (U19) | Details |
| Blitz | 1 | Witbooi, R (Rudolf) | 2 | 0 | 2 | David Jacobs Blitz 2026 | SWU CS 2026 (Blitz) | Details |
| Blitz | 2 | Cupido, C (Craig) | 2 | 2 | 0 | David Jacobs Blitz 2026 | SWU CS 2026 (Blitz) | Details |
| Blitz | 3 | Louw, T (Terwin) | 2 | 1 | 1 | David Jacobs Blitz 2026 | SWU CS 2026 (Blitz) | Details |