PLAYER PAGE
Janu Van Vliet
1140306417Nelson Mandela Bay (ENM)Personal
Main rating
| Rating | 1054.2 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-12-01) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 8 |
| Score | 3 |
| We | 1.93 |
| SWe | 0.56 |
| Temp +/- | 20.1 |
| Penalties | 0 |
| Weight perform | 1017 |
| Final +/- | +20.1 |
| New Rating () | |
| Rating | 1074.4 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-12-01) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1020.7 |
| K-factor | 36 |
| Floor | 707.4 |
| Highest | 1207.4 (2025-09-01) |
| Min/Max +/- allowed | 164.1 |
| Rating Change () | |
| Games | 6 |
| Score | 2 |
| We | 1.41 |
| SWe | 0.59 |
| Temp +/- | 21.3 |
| Penalties | 0 |
| Weight perform | 972.1 |
| Final +/- | +21.3 |
| New Rating () | |
| Rating | 1042 |
| K-factor | 36 |
| Floor | 707.4 |
| Highest | 1207.4 (2025-09-01) |
| Min/Max +/- allowed | 164.1 |
Rapid rating
| Rating | 1151.2 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-12-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 2 |
| Score | 1 |
| We | 0.85 |
| SWe | 0.15 |
| Temp +/- | 5.6 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | +5.6 |
| New Rating () | |
| Rating | 1156.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-12-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-07-01) |
| 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 (2024-07-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Eastern Cape Closed Championship 2026 (U14 Open) | Standard | 2026-09-25 | 2026-09-26 | Sarah Baartman (ESB) | 6 | 1054.2 | 6 | 2 | 1113.6 | 12.2 | Details |
| 2 | Eastern Cape Chess Festival 2026 (Inter-Regionals U14) | Rapid | 2026-09-25 | 2026-09-25 | Sarah Baartman (ESB) | 5 | 1054.2 | 2 | 1 | 1339.5 | 7.9 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | NMB Closed 2026 (U14) | Standard | 2026-08-15 | 2026-08-15 | Nelson Mandela Bay (ENM) | 5 | 1054.2 | 5 | 0 | 886.5 | -35.9 | Details |
| 2 | Checkmate in Gqeberha 2026 (B) | Rapid | 2026-07-11 | 2026-07-11 | Nelson Mandela Bay (ENM) | 6 | 1069.2 | 6 | 3 | 1229.2 | 21 | Details |
| 3 | NMBCU Trials 6 2026 (U14+U16) | Standard | 2026-05-22 | 2026-05-23 | Nelson Mandela Bay (ENM) | 6 | 1124.6 | 4 | 1 | 1054.4 | -12.6 | Details |
| 4 | NMBCU Trials 5 2026 (U14) | Standard | 2026-05-15 | 2026-05-16 | Nelson Mandela Bay (ENM) | 6 | 1124.6 | 5 | 0 | 890.2 | -42.8 | Details |
| 5 | 2026 NMBCU Trials 4 (U14) | Standard | 2026-04-24 | 2026-04-25 | Nelson Mandela Bay (ENM) | 6 | 1165.2 | 5 | 0 | 911.7 | -43.6 | Details |
| 6 | NMBCU Trials 3 2026 (U14) | Standard | 2026-04-18 | 2026-04-18 | Nelson Mandela Bay (ENM) | 5 | 1165.2 | 5 | 2 | 1190.5 | 3 | Details |
| 7 | 2026 NMBCU Trials 2 (U14) | Standard | 2026-03-06 | 2026-03-07 | Nelson Mandela Bay (ENM) | 6 | 1185.3 | 4 | 1 | 1043.2 | -20.1 | Details |
| 8 | NMBCU Trial 1 2026 (U14) | Standard | 2026-02-20 | 2026-02-21 | Nelson Mandela Bay (ENM) | 5 | 1193.4 | 4 | 1 | 1138.1 | -4.5 | Details |
| 9 | UCC Mind Over Board 2025 (B) | Classical | 2025-08-01 | 2025-08-03 | Nelson Mandela Bay (ENM) | 5 | 1179.9 | 4 | 2 | 1260.2 | 7.4 | Details |
| 10 | Eastern Cape Inter-Regional Individual Chess Championship 2025 (U12 Open) | Standard | 2025-07-11 | 2025-07-12 | Amathole (EAL) | 6 | 1178.2 | 5 | 1 | 1137.2 | -5 | Details |
| 11 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | Standard | 2025-07-10 | 2025-07-11 | Amathole (EAL) | 5 | 1178.2 | 3 | 0 | 1094.4 | -6 | Details |
| 12 | Fide in the Bay 2025 (B) | Standard | 2025-07-05 | 2025-07-05 | Nelson Mandela Bay (ENM) | 5 | 1178.2 | 4 | 2 | 1306.6 | 10 | Details |
| 13 | NMBCU Closed 2025 (U12) | Standard | 2025-06-13 | 2025-06-14 | Nelson Mandela Bay (ENM) | 6 | 1176.1 | 5 | 1 | 1021.4 | -15.9 | Details |
| 14 | NMBCU Trial 4 2025 (U12) | Standard | 2025-05-09 | 2025-05-10 | Nelson Mandela Bay (ENM) | 6 | 1179.7 | 5 | 0.5 | 936.4 | -23.2 | Details |
| 15 | Karen Ashworth 2025 (C) | Standard | 2025-04-26 | 2025-04-26 | Nelson Mandela Bay (ENM) | 5 | 1179.7 | 5 | 1.5 | 1028.4 | -15.4 | Details |
| 16 | NMB 3rd Trials 2025 (U12) | Standard | 2025-04-11 | 2025-04-12 | Nelson Mandela Bay (ENM) | 6 | 1182.8 | 5 | 1 | 986.8 | -19.9 | Details |
| 17 | NMBCH Trial 1 2025 (U12) | Standard | 2025-02-14 | 2025-02-15 | Nelson Mandela Bay (ENM) | 6 | 1183.4 | 6 | 1 | 888.6 | -33.2 | Details |
| 18 | Willow Academy 2024 (C) | Rapid | 2024-06-22 | 2024-06-22 | Nelson Mandela Bay (ENM) | 6 | 1200 | 6 | 1.5 | 972 | -15.2 | 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 | 46 |
| Wins | 10 |
| Draws | 2 |
| Losses | 34 |
| White | 24 |
| Black | 22 |
| White wins | 6 |
| Black wins | 4 |
| Score | 11 |
| Percent | 23.9 |
| Dp | -221.7 |
| AOR | 1288.6 |
| Performance | 1066.8 |
Game statistics (History)
| Games | 94 |
| Wins | 20 |
| Draws | 5 |
| Losses | 69 |
| White | 49 |
| Black | 45 |
| White wins | 10 |
| Black wins | 10 |
| Score | 22.5 |
| Percent | 23.9 |
| Dp | -221.5 |
| AOR | 1278.3 |
| Performance | 1056.8 |
Rankings (Main)
| National | |
| Overall | 18473 |
| Gender | 13600 |
| Age group | 3925 |
| Gender/Age | 2687 |
| Provincial | |
| Overall | 1615 |
| Gender | 1200 |
| Age group | 284 |
| Gender/Age | 179 |
| Regional | |
| Overall | 373 |
| Gender | 319 |
| Age group | 48 |
| Gender/Age | 33 |
Rankings (Standard)
| National | |
| Overall | 13894 |
| Gender | 10099 |
| Age group | 2901 |
| Gender/Age | 1943 |
| Provincial | |
| Overall | 1332 |
| Gender | 975 |
| Age group | 240 |
| Gender/Age | 151 |
| Regional | |
| Overall | 298 |
| Gender | 255 |
| Age group | 39 |
| Gender/Age | 27 |
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 | 46 |
| Score | 11 |
| Percent | 23.9 |
| Aor | 1288.6 |
| Dp | -221.7 |
| Prat | 1066.8 |
Performance (12 months)
| Games | 46 |
| Score | 11 |
| Percent | 23.9 |
| Aor | 1288.6 |
| Dp | -221.7 |
| Prat | 1066.8 |
Performance (History)
| Games | 94 |
| Score | 22.5 |
| Percent | 23.9 |
| Aor | 1278.3 |
| Dp | -221.5 |
| Prat | 1056.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Ayerst, H (Holly-Rae) | 4 | 2 | 2 | NMBCU Trials 3 2026 (U14) | NMB Closed 2026 (U14) | Details |
| Overall | 2 | Mouton, W (Wyatt) | 4 | 3 | 1 | NMBCH Trial 1 2025 (U12) | NMB Closed 2026 (U14) | Details |
| Overall | 3 | Armstrong, I (Isabella) | 4 | 2 | 2 | NMBCU Closed 2025 (U12) | NMBCU Trials 5 2026 (U14) | Details |
| Overall | 4 | Brown, Z (Zachery) | 4 | 0 | 4 | Willow Academy 2024 (C) | NMBCU Closed 2025 (U12) | Details |
| Overall | 5 | Van Huyssteen, N (Nathan) | 3 | 1 | 2 | NMBCU Trials 3 2026 (U14) | NMBCU Trials 5 2026 (U14) | Details |
| Standard | 1 | Armstrong, I (Isabella) | 4 | 2 | 2 | NMBCU Closed 2025 (U12) | NMBCU Trials 5 2026 (U14) | Details |
| Standard | 2 | Mouton, W (Wyatt) | 4 | 3 | 1 | NMBCH Trial 1 2025 (U12) | NMB Closed 2026 (U14) | Details |
| Standard | 3 | Ayerst, H (Holly-Rae) | 4 | 2 | 2 | NMBCU Trials 3 2026 (U14) | NMB Closed 2026 (U14) | Details |
| Standard | 4 | Brown, Z (Zachery) | 3 | 0 | 3 | NMBCH Trial 1 2025 (U12) | NMBCU Closed 2025 (U12) | Details |
| Standard | 5 | Cerfonteyn, R (Raees) | 3 | 0 | 3 | NMBCU Closed 2025 (U12) | NMB Closed 2026 (U14) | Details |