Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Jason Hefer

1090139339
Lejweleputswa (FLW)
Personal
Main rating
Rating 1210.4
K-factor 36
Floor 720.8
Highest 1305.1 (2022-03-01)
Min/Max +/- allowed 143
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1174.6
Final +/- 0
New Rating
()
Rating 1210.4
K-factor 36
Floor 720.8
Highest 1305.1 (2022-03-01)
Min/Max +/- allowed 142.8
Standard rating
Rating 1206.6
K-factor 36
Floor 724.8
Highest 1305.4 (2022-03-01)
Min/Max +/- allowed 142.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1174.6
Final +/- 0
New Rating
()
Rating 1206.6
K-factor 36
Floor 724.8
Highest 1305.4 (2022-03-01)
Min/Max +/- allowed 142.7
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 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
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 Free State Closed 2026 (U18) Standard 2026-07-25 2026-07-25 Mangaung (FMB) 5 1231.5 5 1.5 1119.3 -21.1 Details
2 Lejweleputswa Chess Open Chess Tournament 2026 (B) Standard 2026-04-25 2026-04-25 Lejweleputswa (FLW) 5 1164 5 4 1483.7 58.3 Details
3 Lejweleputswa Chess Open Chess Tournament T4 2026 (U18) Standard 2026-03-28 2026-03-28 Lejweleputswa (FLW) 5 1156.3 4 1 1118 -5.7 Details
4 2026 Lejweleputswa Chess Open Chess Tournament (B) Standard 2026-02-28 2026-02-28 Lejweleputswa (FLW) 5 1156.3 4 2 1200 6.2 Details
5 Lejweleputswa Chess Open Chess Tournament 2026 (Open) Standard 2026-01-31 2026-01-31 Lejweleputswa (FLW) 5 1153.4 5 2 1234.2 1.8 Details
6 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1158.9 6 1 1045.3 -12.1 Details
7 Lejweleputswa Chess Open Chess Tournament 2025 (B) Standard 2025-11-29 2025-11-29 Lejweleputswa (FLW) 5 1154.8 5 4 1490.8 32.4 Details
8 Lejweleputswa Chess Swiss Open Tournament 2025 (B) Standard 2025-11-01 2025-11-01 Lejweleputswa (FLW) 5 1154.8 4 1 1063.1 -7.4 Details
9 Free State Closed 2025 (U18 Open) Standard 2025-08-14 2025-08-15 Mangaung (FMB) 5 1165.7 4 0 840 -28.9 Details
10 Lejweleputswa Chess 4th Qualifying Swiss Open Tournament 2025 (B) Standard 2025-04-12 2025-04-12 Lejweleputswa (FLW) 5 1163.6 5 2 1133.6 -2.4 Details
11 Lejweleputswa Chess 3rd Qualifying Swiss Open Tournament 2025 (U18) Standard 2025-03-29 2025-03-29 Lejweleputswa (FLW) 5 1163.6 4 1.5 1117.4 -3.7 Details
12 HTS Welkom Open Chess Tournament 2025 (B) Standard 2025-02-22 2025-02-22 Lejweleputswa (FLW) 5 1176.1 5 2 1057.9 -9.6 Details
13 Lejweleputswa Closed Chess Championships 2024 (U16) Standard 2024-09-21 2024-09-21 Lejweleputswa (FLW) 5 1169.4 4 2 1218.5 3.7 Details
14 Lejweleputswa 3rd Qualifieng Tournament 2024 (U16) Standard 2024-04-20 2024-04-20 Lejweleputswa (FLW) 5 1142.5 5 3 1285.9 15 Details
15 Inter Regional Chess Championship 2023 (U16) Standard 2023-05-19 2023-05-20 Mangaung (FMB) 5 1207.2 5 1 951.9 -25.9 Details
16 Lejweleputswa 4th Qualifying Tournament 2023 (U16) Standard 2023-05-26 2023-05-26 Lejweleputswa (FLW) 5 1207.2 5 2 1113 -10.1 Details
17 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) Standard 2023-04-21 2023-04-21 Lejweleputswa (FLW) 5 1220.8 5 2 1152.6 -7.4 Details
18 Lejweleputswa 2nd Qualifieng Tournament 2022 (D) Standard 2022-03-19 2022-03-19 Lejweleputswa (FLW) 5 1200 5 3 1297.1 10.3 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 23
Wins 10
Draws 1
Losses 12
White 12
Black 11
White wins 6
Black wins 4
Score 10.5
Percent 45.7
Dp -37
AOR 1274.3
Performance 1237.3
Game statistics (History)
Games 85
Wins 34
Draws 2
Losses 49
White 43
Black 42
White wins 18
Black wins 16
Score 35
Percent 41.2
Dp -75
AOR 1240.9
Performance 1165.9
Rankings (Main)
National
Overall 11366
Gender 8928
Age group 1684
Gender/Age 1319
Provincial
Overall 262
Gender 220
Age group 56
Gender/Age 43
Regional
Overall 86
Gender 72
Age group 19
Gender/Age 15
Rankings (Standard)
National
Overall 9385
Gender 7258
Age group 1429
Gender/Age 1112
Provincial
Overall 237
Gender 198
Age group 55
Gender/Age 42
Regional
Overall 84
Gender 71
Age group 19
Gender/Age 15
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 23
Score 10.5
Percent 45.7
Aor 1274.3
Dp -37
Prat 1237.3
Performance (12 months)
Games 38
Score 16.5
Percent 43.4
Aor 1277.9
Dp -55.9
Prat 1222
Performance (History)
Games 85
Score 35
Percent 41.2
Aor 1240.9
Dp -75
Prat 1165.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Molongoana, P (Peo) 4 4 0 Lejweleputswa Closed Chess Championships 2024 (U16) Free State Closed 2026 (U18) Details
Overall 2 Moyo, F (Floyd) 3 1 2 Lejweleputswa Chess Open Chess Tournament T4 2026 (U18) Free State Closed 2026 (U18) Details
Overall 3 Michalakis, S (Stylianos) 3 1 2 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) Lejweleputswa Closed Chess Championships 2024 (U16) Details
Overall 4 Padi, P (Paleo) 2 0 2 Lejweleputswa Chess 4th Qualifying Swiss Open Tournament 2025 (B) Free State Closed 2026 (U18) Details
Overall 5 Cronje, M (Marnus) 2 1 1 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) Inter Regional Chess Championship 2023 (U16) Details
Standard 1 Molongoana, P (Peo) 4 4 0 Lejweleputswa Closed Chess Championships 2024 (U16) Free State Closed 2026 (U18) Details
Standard 2 Michalakis, S (Stylianos) 3 1 2 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) Lejweleputswa Closed Chess Championships 2024 (U16) Details
Standard 3 Moyo, F (Floyd) 3 1 2 Lejweleputswa Chess Open Chess Tournament T4 2026 (U18) Free State Closed 2026 (U18) Details
Standard 4 Majota, B (Bohlale) 2 1 1 2026 Lejweleputswa Chess Open Chess Tournament (B) Lejweleputswa Chess Open Chess Tournament T4 2026 (U18) Details
Standard 5 Moru, T (Tshepo) 2 2 0 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) Lejweleputswa 4th Qualifying Tournament 2023 (U16) Details