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Sibonelo Mangala

1110106675
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1795.1
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 1561.3
Final +/- 0
New Rating
()
Rating 1795.1
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64.1
Standard rating
Rating 1795.2
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 1717.3
Final +/- 0
New Rating
()
Rating 1795.2
K-factor 24
Floor 1367.2
Highest 1867.2 (2026-03-01)
Min/Max +/- allowed 64.1
Rapid rating
Rating 1468.6
K-factor 32
Floor 968.6
Highest 1468.6 (2026-06-01)
Min/Max +/- allowed 113.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1465
Final +/- 0
New Rating
()
Rating 1468.6
K-factor 32
Floor 968.6
Highest 1468.6 (2026-06-01)
Min/Max +/- allowed 113.1
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 Commonwealth Blitz Chess Championship 2026 Blitz 2026-05-20 2026-05-20 Sri Lanka (SRI) 7 1859.2 6 2 1585 -8.3 Details
2 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
3 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
4 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
5 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
6 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
7 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
8 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
9 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
10 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
11 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
12 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
13 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
14 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
15 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
16 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
17 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
18 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
19 Moja Chess Extravaganza 2025 (B) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1652 9 3 1495 -32.6 Details
20 Moja Chess Extravaganza 2025 (Blitz) Blitz 2025-04-26 2025-04-26 Johannesburg Metro (GJM) 7 1652 6 3 1625.2 -0.7 Details
21 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
22 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
23 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
24 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
25 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
26 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
27 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
28 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
29 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
30 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
31 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
32 Willow Academy 2024 (B) Rapid 2024-06-22 2024-06-22 Nelson Mandela Bay (ENM) 6 1546.9 6 4 1452.1 -7 Details
33 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
34 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
35 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
36 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
37 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
38 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
39 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
40 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
41 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
42 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
43 NMBCU Closed 2023 (U14) Standard 2023-08-11 2023-08-12 Nelson Mandela Bay (ENM) 6 1283.3 6 3 1278 -0.7 Details
44 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
45 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
46 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
47 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
48 Youth Chess Acadamy Rapid Tournament 2023 (B) Rapid 2023-03-11 2023-03-11 Nelson Mandela Bay (ENM) 5 1184.3 5 3 1345.1 7 Details
49 NMB 2nd Trials 2023 (U14) Standard 2023-03-24 2023-03-25 Nelson Mandela Bay (ENM) 6 1184.3 6 3.5 1307.8 14.4 Details
50 2022 Madibaz Physics Chess Open (D) Rapid 2022-10-07 2022-10-08 Nelson Mandela Bay (ENM) 7 1168 7 4 1254.8 8.1 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 56
Wins 29
Draws 11
Losses 16
White 29
Black 27
White wins 18
Black wins 11
Score 34.5
Percent 61.6
Dp 98.7
AOR 1674.3
Performance 1773
Game statistics (History)
Games 328
Wins 185
Draws 51
Losses 92
White 173
Black 155
White wins 101
Black wins 84
Score 210.5
Percent 64.2
Dp 120.5
AOR 1444.9
Performance 1565.4
Rankings (Main)
National
Overall 271
Gender 257
Age group 15
Gender/Age 13
Provincial
Overall 20
Gender 18
Age group 2
Gender/Age 2
Regional
Overall 13
Gender 11
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 256
Gender 244
Age group 18
Gender/Age 16
Provincial
Overall 17
Gender 15
Age group 2
Gender/Age 2
Regional
Overall 10
Gender 8
Age group 2
Gender/Age 2
Rankings (Rapid)
National
Overall 500
Gender 459
Age group 81
Gender/Age 71
Provincial
Overall 38
Gender 36
Age group 8
Gender/Age 7
Regional
Overall 12
Gender 12
Age group 2
Gender/Age 2
Rankings (Blitz)
National
Overall 256
Gender 247
Age group 19
Gender/Age 18
Provincial
Overall 23
Gender 23
Age group 5
Gender/Age 5
Regional
Overall 13
Gender 13
Age group 4
Gender/Age 4
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 56
Score 34.5
Percent 61.6
Aor 1674.3
Dp 98.7
Prat 1773
Performance (12 months)
Games 107
Score 71
Percent 66.4
Aor 1590
Dp 139
Prat 1729
Performance (History)
Games 328
Score 210.5
Percent 64.2
Aor 1444.9
Dp 120.5
Prat 1565.4
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 Step, N (Nicholas) 8 5 3 NMBCU Trials 2 2024 (U14) 2026 NMBCU Trials 2 (U16) Details
Overall 3 Clainos, S (Spiro) 7 5 2 NMBCU Trial 3 2022 (U12) 2025 Mzansi Individual Championships (U16 Open) 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 Clainos, S (Spiro) 7 5 2 NMBCU Trial 3 2022 (U12) 2025 Mzansi Individual Championships (U16 Open) Details
Standard 3 Step, N (Nicholas) 7 4 3 NMBCU Trials 2 2024 (U14) 2026 NMBCU Trials 2 (U16) Details
Standard 4 Blandy, L (Levi) 6 2 4 EP Trials 3 2023 (U14) 2025 Mzansi Individual Championships (U16 Open) Details
Standard 5 Coetzee, S (Schalk) 6 3 3 2022 NMB Junior Trials 2 (U12) 2026 NMBCU Trials 2 (U16) Details
Rapid 1 Mclachlan, G (Geoffrey) 2 0 2 Willow Academy 2024 (B) Fide in the Bay 2025 (A) Details