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

PLAYER PAGE

Siboniso Mini

1060112904
Sedibeng (GSV)
Personal
Main rating
Rating 1706.3
K-factor 28
Floor 1206.3
Highest 1706.3 (2026-09-01)
Min/Max +/- allowed 81
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1650.2
Final +/- 0
New Rating
()
Rating 1706.3
K-factor 28
Floor 1206.3
Highest 1706.3 (2026-09-01)
Min/Max +/- allowed 80.6
Standard rating
Rating 1710.4
K-factor 28
Floor 1210.4
Highest 1710.4 (2026-09-01)
Min/Max +/- allowed 80.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1649.8
Final +/- 0
New Rating
()
Rating 1710.4
K-factor 28
Floor 1210.4
Highest 1710.4 (2026-09-01)
Min/Max +/- allowed 80.1
Rapid rating
Rating 1368.2
K-factor 36
Floor 868.2
Highest 1545.6 (2024-07-01)
Min/Max +/- allowed 101.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1322.4
Final +/- 0
New Rating
()
Rating 1368.2
K-factor 36
Floor 868.2
Highest 1545.6 (2024-07-01)
Min/Max +/- allowed 101.3
Blitz rating
Rating 1332.7
K-factor 36
Floor 842.8
Highest 1342.8 (2025-08-01)
Min/Max +/- allowed 135.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1332.7
K-factor 36
Floor 842.8
Highest 1342.8 (2025-08-01)
Min/Max +/- allowed 135.3
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 Eureka Open 01 August 2026 (A) Standard 2026-08-01 2026-08-01 Sedibeng (GSV) 5 1706.3 5 3 1804.3 14.4 Details
2 2026 Centurion Mall Open Chess Tournament (A) Standard 2026-05-16 2026-05-17 Tshwane (GTP) 5 1686.5 5 2 1715.4 5.4 Details
3 South African Junior Closed Chess Championship 2026 (U20 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1686.5 0 0 500 0 Details
4 2026 Lubowski Open Chess Tournament (A) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1690 5 2.5 1674.4 -3.5 Details
5 2025 The EVAC Christmas-Eve Two-Player Teams Chess Tournament Rapid 2025-12-24 2025-12-24 Sedibeng (GSV) 5 1621.1 5 5 1718 8.3 Details
6 USSA Chess Championships 2025 (Open) Classical 2025-12-01 2025-12-05 Johannesburg Metro (GJM) 9 1621.1 9 6 1762.4 29 Details
7 USSA Chess Championships 2025 (Blitz) Blitz 2025-12-03 2025-12-03 Johannesburg Metro (GJM) 9 1621.1 9 4 1591.2 -1.6 Details
8 2025 Mzansi Individual Championships (U20 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1621.1 6 3.5 1505.5 -16 Details
9 2025 Mzansi Inter Provincial Team Championships (U20 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1621.1 6 4.5 1757.8 16.1 Details
10 Gauteng Inter-Region at Emerald Resort 2025 (U20) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1621.1 5 2.5 1774.7 14.5 Details
11 Queen's Gambit Chess Open 29 Nov 2025 (A) Standard 2025-11-29 2025-11-29 Sedibeng (GSV) 5 1662.6 3 1 1114.5 -31 Details
12 UJ @20 Years Chess Championship 2025 (Open) Standard 2025-08-02 2025-08-02 Johannesburg Metro (GJM) 5 1676.7 4 2.5 1528.6 -10.1 Details
13 Eureka Chess Open 26 July 2025 (A) Standard 2025-07-26 2025-07-26 Sedibeng (GSV) 5 1641.2 5 2.5 1823.3 15.9 Details
14 2025 The ELM Zone 7 Community Library Chess Tournament (A) Standard 2025-07-11 2025-07-11 Sedibeng (GSV) 5 1641.2 5 4 1530.2 -10 Details
15 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1641.2 10 6.5 1678.1 11.4 Details
16 South African Open 2025 (Blitz) Blitz 2025-07-02 2025-07-02 Johannesburg Metro (GJM) 9 1641.2 9 6 1716.3 2.3 Details
17 LS Vryheidsmonument Chess Open 21 Jun 2025 (A) Standard 2025-06-21 2025-06-21 Sedibeng (GSV) 5 1592 5 5 1958.1 35.2 Details
18 Moja Chess Extravaganza 2025 (C) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1591 9 6.5 1552.4 -6.8 Details
19 Moja Chess Extravaganza 2025 (Blitz) Blitz 2025-04-26 2025-04-26 Johannesburg Metro (GJM) 7 1591 7 4 1774 4.2 Details
20 Chess Power House March Open 2025 (B) Standard 2025-03-22 2025-03-22 Johannesburg Metro (GJM) 5 1600.4 4 1 1149.9 -35 Details
21 UJ Scholars 1st Edition 2025 (Open) Rapid 2025-03-15 2025-03-15 Johannesburg Metro (GJM) 5 1600.4 5 2 1196.3 -29 Details
22 Ekurhuleni/Springs Open 025 (A) Standard 2025-02-22 2025-02-22 Ekurhuleni (GE) 5 1606.8 4 1 1549.6 -4.6 Details
23 Evaton #Bossoya Chess Rapid 09 Nov 2024 (A) Rapid 2024-11-09 2024-11-09 Sedibeng (GSV) 6 1599.9 6 3 1651.7 4.3 Details
24 Midvaal Winter Classic 13 July 2024 (A) Rapid 2024-07-13 2024-07-13 Sedibeng (GSV) 7 1594.5 6 3 1635.5 3.4 Details
25 Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024 (U35) Rapid 2024-06-16 2024-06-16 Sedibeng (GSV) 5 1598.9 5 4 1547.7 -2.8 Details
26 Hoerskool Overvaal Chess Open 2024 (A) Standard 2024-04-20 2024-04-20 Sedibeng (GSV) 5 1589.6 5 4.5 1626 5.8 Details
27 Laerskool Midvaal Chess Open Section 2024 (A) Standard 2024-02-10 2024-02-10 Sedibeng (GSV) 5 1564.9 5 4.5 1727.1 15.5 Details
28 Queens Gambit Chess Open 2023 (A) Standard 2023-11-25 2023-11-25 Sedibeng (GSV) 5 1541.5 5 3 1684.1 14.6 Details
29 NWU Vaal Open 2023 (A) Standard 2023-10-14 2023-10-14 Sedibeng (GSV) 5 1559 5 3 1419.2 -11 Details
30 Fonteine Chess Open 2023 (A) Standard 2023-09-02 2023-09-02 Sedibeng (GSV) 5 1556.9 5 4 1573.1 1.3 Details
31 2023 Gauteng Top Schools (U17 Mixed) Standard 2023-08-19 2023-08-19 West Rand (GWR) 5 1526.1 5 4 1565.5 3.3 Details
32 2023 Sedibeng West District Schools Chess Tournament (U17+U19) Standard 2023-08-12 2023-08-12 Sedibeng (GSV) 5 1526.1 5 5 1689.4 15.4 Details
33 Eureka Open 2023 (C) Standard 2023-07-29 2023-07-29 Sedibeng (GSV) 5 1564.9 5 2 1305.6 -24.4 Details
34 D8 Schools Individuals 2023 (U18 Boys) Standard 2023-05-20 2023-05-20 West Rand (GWR) 5 1334.4 5 5 1676.5 32.9 Details
35 Valia's Chess Tournament 2023 (B) Standard 2023-05-06 2023-05-06 Sedibeng (GSV) 5 1334.4 5 4 1578.2 24.6 Details
36 Driehoek Open Chess Tournament 2023 (B) Standard 2023-05-13 2023-05-13 Sedibeng (GSV) 5 1334.4 5 4.5 1697.6 36.2 Details
37 Gauteng Schools Individual Finals 2023 (U18 Boys) Standard 2023-05-27 2023-05-27 Ekurhuleni (GE) 5 1334.4 5 3 1396 6.8 Details
38 Overvaal Open 2023 (C) Standard 2023-04-15 2023-04-15 Sedibeng (GSV) 5 1265.4 5 5 1666 38.5 Details
39 2022 Gauteng Schools Individual Chess Championship (U18 Boys) Standard 2022-06-18 2022-06-18 Ekurhuleni (GE) 5 1136.3 4 2 1206.2 5.5 Details
40 2019 Gauteng Primary Schools Individual Chess Championships (U13 Boys) Standard 2019-05-25 2019-05-25 Tshwane (GTP) 5 1200 5 1 881.9 -31.7 Details
41 D8 Individuals 2019 (U13 Boys) Standard 2019-04-27 2019-04-27 Sedibeng (GSV) 5 1200 5 4.5 1527.5 32.7 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 15
Wins 7
Draws 1
Losses 7
White 8
Black 7
White wins 5
Black wins 2
Score 7.5
Percent 50
Dp 0
AOR 1731.4
Performance 1731.4
Game statistics (History)
Games 221
Wins 136
Draws 16
Losses 69
White 111
Black 110
White wins 72
Black wins 64
Score 144
Percent 65.2
Dp 128.8
AOR 1463.8
Performance 1592.6
Rankings (Main)
National
Overall 538
Gender 504
Age group 297
Gender/Age 281
Provincial
Overall 203
Gender 189
Age group 122
Gender/Age 117
Regional
Overall 17
Gender 15
Age group 12
Gender/Age 10
Rankings (Standard)
National
Overall 489
Gender 457
Age group 261
Gender/Age 247
Provincial
Overall 195
Gender 183
Age group 114
Gender/Age 110
Regional
Overall 17
Gender 15
Age group 12
Gender/Age 10
Rankings (Rapid)
National
Overall 1250
Gender 1057
Age group 268
Gender/Age 255
Provincial
Overall 259
Gender 214
Age group 64
Gender/Age 62
Regional
Overall 44
Gender 37
Age group 6
Gender/Age 6
Rankings (Blitz)
National
Overall 296
Gender 285
Age group 157
Gender/Age 154
Provincial
Overall 94
Gender 87
Age group 44
Gender/Age 44
Regional
Overall 6
Gender 6
Age group 4
Gender/Age 4
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 15
Score 7.5
Percent 50
Aor 1731.4
Dp 0
Prat 1731.4
Performance (12 months)
Games 58
Score 34
Percent 58.6
Aor 1591.2
Dp 73.3
Prat 1664.5
Performance (History)
Games 221
Score 144
Percent 65.2
Aor 1463.8
Dp 128.8
Prat 1592.6
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Chibase, N (Nkosana) 3 1 2 Queens Gambit Chess Open 2023 (A) LS Vryheidsmonument Chess Open 21 Jun 2025 (A) Details
Overall 2 Lesuthu, KM (Kali Moses) 3 2 1 Eureka Chess Open 26 July 2025 (A) 2026 Centurion Mall Open Chess Tournament (A) Details
Overall 3 Rantso, MP (Moiloa Petrus) 3 1 2 Laerskool Midvaal Chess Open Section 2024 (A) LS Vryheidsmonument Chess Open 21 Jun 2025 (A) Details
Overall 4 Jonker, J (Jaen-Pierre) 3 2 1 D8 Schools Individuals 2023 (U18 Boys) 2023 Gauteng Top Schools (U17 Mixed) Details
Overall 5 Buba, V (Vukile) 3 1 2 Hoerskool Overvaal Chess Open 2024 (A) Eureka Chess Open 26 July 2025 (A) Details
Standard 1 Lesuthu, KM (Kali Moses) 3 2 1 Eureka Chess Open 26 July 2025 (A) 2026 Centurion Mall Open Chess Tournament (A) Details
Standard 2 Jonker, J (Jaen-Pierre) 3 2 1 D8 Schools Individuals 2023 (U18 Boys) 2023 Gauteng Top Schools (U17 Mixed) Details
Standard 3 Chibase, N (Nkosana) 3 1 2 Queens Gambit Chess Open 2023 (A) LS Vryheidsmonument Chess Open 21 Jun 2025 (A) Details
Standard 4 Mittermaier, G (Gunther) 2 2 0 Driehoek Open Chess Tournament 2023 (B) Eureka Open 2023 (C) Details
Standard 5 Karsten, K (Keagan) 2 0 2 Overvaal Open 2023 (C) Driehoek Open Chess Tournament 2023 (B) Details
Rapid 1 Davids, A (Anton) 2 1 1 Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024 (U35) 2025 The EVAC Christmas-Eve Two-Player Teams Chess Tournament Details
Rapid 2 Ndwambi, TRJ (Talifhani) 2 0 2 Midvaal Winter Classic 13 July 2024 (A) Evaton #Bossoya Chess Rapid 09 Nov 2024 (A) Details
Blitz 1 Mazibuko, K (Khanya) 2 1 1 Moja Chess Extravaganza 2025 (Blitz) South African Open 2025 (Blitz) Details