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

PLAYER PAGE

Sibonelo Mangala

1110106675
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1729.8
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1517.8
Final +/- 0
New Rating
()
Rating 1729.8
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64.1
Standard rating
Rating 1731.1
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1579.9
Final +/- 0
New Rating
()
Rating 1731.1
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64.1
Rapid rating
Rating 1581.7
K-factor 32
Floor 1081.7
Highest 1581.7 (2026-09-01)
Min/Max +/- allowed 96.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1596.5
Final +/- 0
New Rating
()
Rating 1581.7
K-factor 32
Floor 1081.7
Highest 1581.7 (2026-09-01)
Min/Max +/- allowed 96.3
Blitz rating
Rating 1353.9
K-factor 36
Floor 853.9
Highest 1353.9 (2026-06-01)
Min/Max +/- allowed 133.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1353.9
K-factor 36
Floor 853.9
Highest 1353.9 (2026-06-01)
Min/Max +/- allowed 133.2
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 NMB & SB District Summer Schools Individual Finals 2026 (U15 Boys) Rapid 2026-08-29 2026-08-29 Nelson Mandela Bay (ENM) 5 1729.8 5 3 1582.7 -13.5 Details
2 NMB District Schools Individual Finals 2026 (U15 Boys) Rapid 2026-08-22 2026-08-22 Nelson Mandela Bay (ENM) 5 1729.8 5 4.5 1717.1 12.3 Details
3 South African Open Championship 2026 (Advanced) Classical 2026-06-28 2026-07-05 Cape Town (WCT) 9 1795.1 9 3.5 1462.3 -82.9 Details
4 Commonwealth Blitz Chess Championship 2026 Blitz 2026-05-20 2026-05-20 Sri Lanka (SRI) 7 1859.2 6 2 1585 -8.3 Details
5 Commonwealth Youth Rapid Chess Championship 2026 Rapid 2026-05-18 2026-05-19 Sri Lank (SRI) 7 1859.2 6 2.5 1580.7 -25.4 Details
6 Commonwealth Chess Championship 2026 Classical 2026-05-17 2026-05-25 Sri Lanka (SRI) 9 1859.2 9 3.5 1606.9 -62.7 Details
7 NMBCU Trials 3 2026 (U16) Standard 2026-04-18 2026-04-18 Nelson Mandela Bay (ENM) 5 1867.2 5 3.5 1722.8 -16.4 Details
8 South African Junior Closed Chess Championship 2026 (U16 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1867.2 9 5.5 1903.8 8.5 Details
9 2026 NMBCU Trials 2 (U16) Standard 2026-03-06 2026-03-07 Nelson Mandela Bay (ENM) 6 1860.1 6 4.5 1799.7 -7.5 Details
10 Pearson Chess Festival 2026 Standard 2026-02-27 2026-02-28 Nelson Mandela Bay (ENM) 5 1779.7 5 4 1905.3 11.6 Details
11 NMBCU Trial 1 2026 (U16) Standard 2026-02-20 2026-02-21 Nelson Mandela Bay (ENM) 5 1779.7 5 4.5 1930.8 14.6 Details
12 SAJCCC ENM Players Fundraiser February 2026 (A) Standard 2026-02-14 2026-02-14 Nelson Mandela Bay (ENM) 5 1779.7 5 4.5 2020.5 24.2 Details
13 2025 Mzansi Individual Championships (U16 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1677.2 6 5 1839.6 23.2 Details
14 2025 Mzansi Inter Provincial Team Championships (U16 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1677.2 5 4 1688.6 1.8 Details
15 Gatekeepers Round Robin 2025 Standard 2025-12-13 2025-12-13 Nelson Mandela Bay (ENM) 5 1677.2 5 5 1891.1 20.9 Details
16 Township Chess Academy Annual Tournament 2025 (A) Standard 2025-11-28 2025-11-29 Nelson Mandela Bay (ENM) 5 1610.2 5 4 1858.4 24.6 Details
17 Fide in the Bay 2025 (A) Rapid 2025-10-04 2025-10-04 Nelson Mandela Bay (ENM) 7 1604.5 7 5.5 1947 18.8 Details
18 EC Closed 2025 (U16 Open) Standard 2025-09-06 2025-09-07 Nelson Mandela Bay (ENM) 6 1601.8 6 3.5 1556.3 -5.8 Details
19 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1598.1 11 5.5 1391.9 -51.8 Details
20 NMBCU Closed 2025 (U16) Standard 2025-06-13 2025-06-14 Nelson Mandela Bay (ENM) 6 1607.6 6 4 1536.2 -6.8 Details
21 NMBCU Open 2025 (B) Standard 2025-05-23 2025-05-24 Nelson Mandela Bay (ENM) 6 1652 6 4.5 1650.9 1.5 Details
22 Moja Chess Extravaganza 2025 (B) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1652 9 3 1495 -32.6 Details
23 Moja Chess Extravaganza 2025 (Blitz) Blitz 2025-04-26 2025-04-26 Johannesburg Metro (GJM) 7 1652 6 3 1625.2 -0.7 Details
24 South African Junior Closed Chess Championships 2025 (U14 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1683 9 4.5 1581.5 -22.2 Details
25 Pearson High Chess Festival 2025 (B) Standard 2025-02-21 2025-02-22 Nelson Mandela Bay (ENM) 5 1665.7 5 5 1789.3 12.3 Details
26 NMBCU vs BCC Derby Chess Invitational 2025 (U14) Standard 2025-01-10 2025-01-11 Nelson Mandela Bay (ENM) 5 1656.9 5 3.5 1741.2 7.9 Details
27 NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open A) Blitz 2025-01-12 2025-01-12 Nelson Mandela Bay (ENM) 9 1656.9 9 6 1618.3 -1.5 Details
28 Mzansi Interprovincial Youth Chess Championships 2024 (U14 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1643.7 7 5 1704.8 9.4 Details
29 NMBCU Closed 2024 (U14) Standard 2024-09-20 2024-09-21 Nelson Mandela Bay (ENM) 6 1573.2 6 5 1768.1 23.2 Details
30 2024 UCC Mind Over Board (B) Classical 2024-08-30 2024-09-01 Nelson Mandela Bay (ENM) 5 1573.2 5 4.5 1731 17.8 Details
31 NMBCU Trial 5 2024 (U14) Standard 2024-08-16 2024-08-17 Nelson Mandela Bay (ENM) 6 1591.4 6 4 1561.8 -3.2 Details
32 NMB Open 2024 (B) Standard 2024-08-03 2024-08-04 Nelson Mandela Bay (ENM) 6 1591.4 6 4 1519.4 -8.2 Details
33 Karen Ashworth 2024 (A) Standard 2024-07-19 2024-07-20 Nelson Mandela Bay (ENM) 6 1535.9 6 3 1436.8 -1.3 Details
34 NMBCU Trials 4 2024 (U14) Standard 2024-07-12 2024-07-13 Nelson Mandela Bay (ENM) 6 1535.9 6 5.5 1841.7 36 Details
35 Willow Academy 2024 (B) Rapid 2024-06-22 2024-06-22 Nelson Mandela Bay (ENM) 6 1546.9 6 4 1452.1 -7 Details
36 NMBCU Trial 3 2024 (U14) Standard 2024-05-10 2024-05-11 Nelson Mandela Bay (ENM) 6 1517.9 6 4.5 1670.4 18.1 Details
37 NMBCU Trials 2 2024 (U14) Standard 2024-04-12 2024-04-13 Nelson Mandela Bay (ENM) 6 1507.8 6 4 1561.3 6.3 Details
38 Township Chess Academy Open 2024 (A) Standard 2024-03-21 2024-03-21 Nelson Mandela Bay (ENM) 5 1487.2 5 3 1406.3 -7 Details
39 UCC Strategic Moves 2024 (B) Standard 2024-03-08 2024-03-09 Nelson Mandela Bay (ENM) 5 1487.2 5 4 1514.9 3.6 Details
40 Madibaz Chess Tournament 2024 (B) Standard 2024-03-01 2024-03-02 Nelson Mandela Bay (ENM) 5 1487.2 5 4.5 1660.4 16.3 Details
41 YCA Otto Du Plessis Rapid 2024 (B) Rapid 2024-02-03 2024-02-03 Nelson Mandela Bay (ENM) 5 1355.2 5 5 1600.8 10.9 Details
42 NMBCU Trials 1 2024 (U14) Standard 2024-02-16 2024-02-16 Nelson Mandela Bay (ENM) 6 1355.2 6 5 1616.1 30.5 Details
43 Pearson Open Chess Tournament 2024 (B) Standard 2024-02-23 2024-02-24 Nelson Mandela Bay (ENM) 5 1355.2 5 4 1543.5 17.8 Details
44 Eastern Cape Provincial Individual Championship 2023 (U14 Boys) Standard 2023-10-05 2023-10-05 Nelson Mandela Bay (ENM) 7 1282.4 7 5 1579.7 42.3 Details
45 Eastern Cape Chess Team Championship 2023 (U14) Standard 2023-10-07 2023-10-08 Sarah Baartman (ESB) 5 1282.4 4 2 1258.1 -1.9 Details
46 NMBCU Closed 2023 (U14) Standard 2023-08-11 2023-08-12 Nelson Mandela Bay (ENM) 6 1283.3 6 3 1278 -0.7 Details
47 Junior Chess Battles Blitz 2023 (B) Blitz 2023-07-16 2023-07-16 Nelson Mandela Bay (ENM) 7 1215.7 7 4 1333.5 3.3 Details
48 Junior Chess Battles Classical 2023 (U16) Standard 2023-07-15 2023-07-16 Nelson Mandela Bay (ENM) 6 1215.7 6 3 1410.1 21.1 Details
49 NMBCU Trial 4 2023 (U14) Standard 2023-07-28 2023-07-29 Nelson Mandela Bay (ENM) 6 1215.7 5 3 1354.9 12.8 Details
50 EP Trials 3 2023 (U14) Standard 2023-05-05 2023-05-06 Nelson Mandela Bay (ENM) 6 1227.7 6 2.5 1171.7 -6.6 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 75
Wins 39
Draws 13
Losses 23
White 37
Black 38
White wins 22
Black wins 17
Score 45.5
Percent 60.7
Dp 90.7
AOR 1628.6
Performance 1719.3
Game statistics (History)
Games 347
Wins 195
Draws 53
Losses 99
White 181
Black 166
White wins 105
Black wins 90
Score 221.5
Percent 63.8
Dp 117.6
AOR 1447.5
Performance 1565.1
Rankings (Main)
National
Overall 445
Gender 415
Age group 40
Gender/Age 34
Provincial
Overall 36
Gender 34
Age group 5
Gender/Age 5
Regional
Overall 24
Gender 22
Age group 3
Gender/Age 3
Rankings (Standard)
National
Overall 421
Gender 392
Age group 43
Gender/Age 37
Provincial
Overall 25
Gender 23
Age group 5
Gender/Age 5
Regional
Overall 16
Gender 14
Age group 3
Gender/Age 3
Rankings (Rapid)
National
Overall 219
Gender 208
Age group 30
Gender/Age 27
Provincial
Overall 15
Gender 15
Age group 7
Gender/Age 7
Regional
Overall 7
Gender 7
Age group 3
Gender/Age 3
Rankings (Blitz)
National
Overall 275
Gender 266
Age group 22
Gender/Age 21
Provincial
Overall 24
Gender 24
Age group 5
Gender/Age 5
Regional
Overall 16
Gender 16
Age group 4
Gender/Age 4
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 75
Score 45.5
Percent 60.7
Aor 1628.6
Dp 90.7
Prat 1719.3
Performance (12 months)
Games 103
Score 69
Percent 67
Aor 1610.9
Dp 144.4
Prat 1755.4
Performance (History)
Games 347
Score 221.5
Percent 63.8
Aor 1447.5
Dp 117.6
Prat 1565.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Banda, B (Benjamin) 12 7 5 2022 NMBCU Closed 2022 (U12) NMBCU Trials 3 2026 (U16) Details
Overall 2 Clainos, S (Spiro) 8 5 3 NMBCU Trial 3 2022 (U12) NMB District Schools Individual Finals 2026 (U15 Boys) Details
Overall 3 Step, N (Nicholas) 8 5 3 NMBCU Trials 2 2024 (U14) 2026 NMBCU Trials 2 (U16) Details
Overall 4 Blandy, L (Levi) 6 2 4 EP Trials 3 2023 (U14) 2025 Mzansi Individual Championships (U16 Open) Details
Overall 5 Coetzee, S (Schalk) 6 3 3 2022 NMB Junior Trials 2 (U12) 2026 NMBCU Trials 2 (U16) Details
Standard 1 Banda, B (Benjamin) 12 7 5 2022 NMBCU Closed 2022 (U12) NMBCU Trials 3 2026 (U16) Details
Standard 2 Step, N (Nicholas) 7 4 3 NMBCU Trials 2 2024 (U14) 2026 NMBCU Trials 2 (U16) Details
Standard 3 Clainos, S (Spiro) 7 5 2 NMBCU Trial 3 2022 (U12) 2025 Mzansi Individual Championships (U16 Open) Details
Standard 4 Coetzee, S (Schalk) 6 3 3 2022 NMB Junior Trials 2 (U12) 2026 NMBCU Trials 2 (U16) Details
Standard 5 Blandy, L (Levi) 6 2 4 EP Trials 3 2023 (U14) 2025 Mzansi Individual Championships (U16 Open) Details
Rapid 1 Kapp, S (Sebastian) 2 2 0 Fide in the Bay 2025 (A) NMB District Schools Individual Finals 2026 (U15 Boys) Details
Rapid 2 Mclachlan, G (Geoffrey) 2 0 2 Willow Academy 2024 (B) Fide in the Bay 2025 (A) Details
Rapid 3 De Jager, J (Jaeden) 2 0 2 Willow Academy 2024 (B) NMB District Schools Individual Finals 2026 (U15 Boys) Details