PLAYER PAGE
Siyambonga Mthethwa
1150305423King Cetshwayo (KUR)Personal
Main rating
| Rating | 1351.3 |
| K-factor | 32 |
| Floor | 926.4 |
| Highest | 1497.4 (2025-11-01) |
| Min/Max +/- allowed | 109 |
| Rating Change () | |
| Games | 5 |
| Score | 4 |
| We | 2.81 |
| SWe | 0.99 |
| Temp +/- | 31.5 |
| Penalties | 0 |
| Weight perform | 1349.9 |
| Final +/- | +31.5 |
| New Rating () | |
| Rating | 1382.8 |
| K-factor | 32 |
| Floor | 926.4 |
| Highest | 1497.4 (2025-11-01) |
| Min/Max +/- allowed | 108.5 |
Standard rating
| Rating | 1336.8 |
| K-factor | 32 |
| Floor | 905.3 |
| Highest | 1467.8 (2025-11-01) |
| Min/Max +/- allowed | 113.2 |
| Rating Change () | |
| Games | 5 |
| Score | 4 |
| We | 2.82 |
| SWe | 1.18 |
| Temp +/- | 37.8 |
| Penalties | 0 |
| Weight perform | 1331.7 |
| Final +/- | +37.8 |
| New Rating () | |
| Rating | 1374.6 |
| K-factor | 32 |
| Floor | 905.3 |
| Highest | 1467.8 (2025-11-01) |
| Min/Max +/- allowed | 113.2 |
Rapid rating
| Rating | 1321.7 |
| K-factor | 36 |
| Floor | 821.7 |
| Highest | 1321.7 (2026-09-01) |
| Min/Max +/- allowed | 139.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1282.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1321.7 |
| K-factor | 36 |
| Floor | 821.7 |
| Highest | 1321.7 (2026-09-01) |
| Min/Max +/- allowed | 139.4 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-05-01) |
| 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 (2024-05-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 4th Annual UNIZULU Chess Tournament 2026 (U14) | Standard | 2026-09-12 | 2026-09-12 | King Cetshwayo (KUR) | 5 | 1351.3 | 5 | 4 | 1559.7 | 31.5 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 King Cetshwayo Inter-School Teams (Intermediate Phase) | Rapid | 2026-08-01 | 2026-08-01 | King Cetshwayo (KUR) | 5 | 1351.3 | 5 | 3 | 1405.1 | 7.8 | Details |
| 2 | 2026 King Cetshwayo Winter Open (Open) | Standard | 2026-05-23 | 2026-05-23 | King Cetshwayo (KUR) | 5 | 1361.1 | 4 | 1.5 | 1150.2 | -26.2 | Details |
| 3 | 2026 King Cetshwayo 1st FIDE Open (B) | Standard | 2026-04-18 | 2026-04-19 | King Cetshwayo (KUR) | 5 | 1361.1 | 5 | 3 | 1416.6 | 8.6 | Details |
| 4 | 2026 King Cetshwayo Championship (Open) | Standard | 2026-02-28 | 2026-02-28 | King Cetshwayo (KUR) | 5 | 1345.1 | 5 | 3 | 1454.7 | 16 | Details |
| 5 | 2026 King Cetshwayo Chess Open (Open) | Standard | 2026-02-07 | 2026-02-07 | King Cetshwayo (KUR) | 5 | 1417.6 | 5 | 2.5 | 1225.8 | -19.3 | Details |
| 6 | 2025 Mzansi Inter Provincial Team Championships (U12 Combined) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1481.9 | 5 | 2.5 | 1472.5 | -0.2 | Details |
| 7 | 2025 SALGA KZN DSAC Games (U14 Male) | Standard | 2025-12-05 | 2025-12-07 | Umgungunglovu (KUP) | 7 | 1481.9 | 7 | 3.5 | 1255.2 | -31.4 | Details |
| 8 | 2025 King Cetshwayo Summer Open (U12) | Standard | 2025-10-25 | 2025-10-25 | King Cetshwayo (KUR) | 5 | 1396.8 | 5 | 5 | 1667.8 | 27.4 | Details |
| 9 | 2025 King Cetshwayo SALGA Selections (U14 Boys) | Rapid | 2025-10-18 | 2025-10-18 | King Cetshwayo (KUR) | 5 | 1396.8 | 5 | 4 | 1502.9 | 7.1 | Details |
| 10 | 2025 Umhlathuze Mayoral Cup (U14 Male) | Standard | 2025-09-20 | 2025-09-20 | King Cetshwayo (KUR) | 5 | 1311.8 | 5 | 4 | 1579 | 26.7 | Details |
| 11 | 2025 KZN Provincial Trials (U12) | Rapid | 2025-09-06 | 2025-09-06 | Ethekwini (KED) | 6 | 1311.8 | 6 | 2.5 | 1339.1 | 2.3 | Details |
| 12 | 2025 King Cetshwayo Inter-School Teams Junior Primary (Intermediate) | Rapid | 2025-08-02 | 2025-08-02 | King Cetshwayo (KUR) | 5 | 1299 | 5 | 3 | 1406.4 | 7.1 | Details |
| 13 | 2025 King Cetshwayo Winter Open (U12) | Standard | 2025-05-17 | 2025-05-17 | King Cetshwayo (KUR) | 5 | 1219.7 | 5 | 4 | 1516.2 | 28.2 | Details |
| 14 | 2025 King Cetshwayo Anniversary (U12 Boys) | Standard | 2025-04-12 | 2025-04-12 | King Cetshwayo (KUR) | 5 | 1203.7 | 5 | 2.5 | 1302.8 | 8.8 | Details |
| 15 | 2025 Kinng Cetshwayo Championship (U12 Boys) | Standard | 2025-03-01 | 2025-03-01 | King Cetshwayo (KUR) | 5 | 1204.5 | 5 | 2 | 1192.2 | -2 | Details |
| 16 | 2025 King Cetshwayo Open (U12) | Standard | 2025-02-15 | 2025-02-15 | King Cetshwayo (KUR) | 5 | 1202.7 | 5 | 2 | 1206.7 | 1 | Details |
| 17 | 2024 King Cetshwayo Junior & Intermediate Tournament 2024 (U10 Boys) | Standard | 2024-11-02 | 2024-11-02 | King Cetshwayo (KUR) | 5 | 1206.9 | 5 | 2 | 1111.8 | -10 | Details |
| 18 | 2024 Nelson Mandela Chess Tournament (U10) | Standard | 2024-07-20 | 2024-07-29 | King Cetshwayo (KUR) | 5 | 1231.7 | 5 | 2 | 1085.6 | -13.8 | Details |
| 19 | 2024 Umfolozi Chess Tournament (U10+U12) | Rapid | 2024-05-18 | 2024-05-18 | King Cetshwayo (KUR) | 5 | 1200 | 5 | 3 | 1291.1 | 5.9 | Details |
| 20 | 2024 King Cesthwayo Chess Anniversary (U10) | Standard | 2024-04-20 | 2024-04-21 | King Cetshwayo (KUR) | 7 | 1200 | 7 | 4 | 1269.1 | 10 | 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 | 29 |
| Wins | 15 |
| Draws | 4 |
| Losses | 10 |
| White | 16 |
| Black | 13 |
| White wins | 8 |
| Black wins | 7 |
| Score | 17 |
| Percent | 58.6 |
| Dp | 73.3 |
| AOR | 1302.9 |
| Performance | 1376.2 |
Game statistics (History)
| Games | 109 |
| Wins | 58 |
| Draws | 10 |
| Losses | 41 |
| White | 57 |
| Black | 52 |
| White wins | 31 |
| Black wins | 27 |
| Score | 63 |
| Percent | 57.8 |
| Dp | 66.3 |
| AOR | 1285 |
| Performance | 1351.3 |
Rankings (Main)
| National | |
| Overall | 4660 |
| Gender | 3871 |
| Age group | 469 |
| Gender/Age | 359 |
| Provincial | |
| Overall | 306 |
| Gender | 261 |
| Age group | 30 |
| Gender/Age | 25 |
| Regional | |
| Overall | 63 |
| Gender | 54 |
| Age group | 8 |
| Gender/Age | 7 |
Rankings (Standard)
| National | |
| Overall | 4461 |
| Gender | 3680 |
| Age group | 474 |
| Gender/Age | 368 |
| Provincial | |
| Overall | 253 |
| Gender | 214 |
| Age group | 27 |
| Gender/Age | 23 |
| Regional | |
| Overall | 59 |
| Gender | 52 |
| Age group | 9 |
| Gender/Age | 8 |
Rankings (Rapid)
| National | |
| Overall | 1761 |
| Gender | 1477 |
| Age group | 245 |
| Gender/Age | 197 |
| Provincial | |
| Overall | 181 |
| Gender | 153 |
| Age group | 33 |
| Gender/Age | 27 |
| Regional | |
| Overall | 31 |
| Gender | 27 |
| Age group | 6 |
| Gender/Age | 6 |
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 | 29 |
| Score | 17 |
| Percent | 58.6 |
| Aor | 1302.9 |
| Dp | 73.3 |
| Prat | 1376.2 |
Performance (12 months)
| Games | 41 |
| Score | 23 |
| Percent | 56.1 |
| Aor | 1315.5 |
| Dp | 51.8 |
| Prat | 1367.3 |
Performance (History)
| Games | 109 |
| Score | 63 |
| Percent | 57.8 |
| Aor | 1285 |
| Dp | 66.3 |
| Prat | 1351.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Nkabinde, L (Landile) | 3 | 2 | 1 | 2024 King Cesthwayo Chess Anniversary (U10) | 2026 King Cetshwayo Inter-School Teams (Intermediate Phase) | Details |
| Overall | 2 | Myeza, M (Mnqobi) | 3 | 1 | 2 | 2024 Umfolozi Chess Tournament (U10+U12) | 2025 KZN Provincial Trials (U12) | Details |
| Overall | 3 | Mdlalose, S (Sisekelo) | 3 | 1 | 2 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025 King Cetshwayo Inter-School Teams Junior Primary (Intermediate) | Details |
| Overall | 4 | Myeza, Q (Qhawe) | 2 | 1 | 1 | 2025 King Cetshwayo Anniversary (U12 Boys) | 2025 Umhlathuze Mayoral Cup (U14 Male) | Details |
| Overall | 5 | Onuh, N (Noble) | 2 | 1 | 1 | 2025 King Cetshwayo Winter Open (U12) | 2025 King Cetshwayo Summer Open (U12) | Details |
| Standard | 1 | Perumal, L (Leyton) | 2 | 1 | 1 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025 King Cetshwayo Anniversary (U12 Boys) | Details |
| Standard | 2 | Ramnath, S (Shariq) | 2 | 0 | 2 | 2026 King Cetshwayo Chess Open (Open) | 2026 King Cetshwayo Championship (Open) | Details |
| Standard | 3 | Mkhize, S (Sanele) | 2 | 1 | 1 | 2025 King Cetshwayo Winter Open (U12) | 2025 King Cetshwayo Summer Open (U12) | Details |
| Standard | 4 | Nkabinde, L (Landile) | 2 | 2 | 0 | 2024 King Cesthwayo Chess Anniversary (U10) | 2025 King Cetshwayo Anniversary (U12 Boys) | Details |
| Standard | 5 | Harypursat, R (Rylan) | 2 | 2 | 0 | 2024 King Cetshwayo Junior & Intermediate Tournament 2024 (U10 Boys) | 2025 King Cetshwayo Summer Open (U12) | Details |
| Rapid | 1 | Myeza, M (Mnqobi) | 2 | 1 | 1 | 2024 Umfolozi Chess Tournament (U10+U12) | 2025 KZN Provincial Trials (U12) | Details |