PLAYER PAGE
Siyambonga Mthethwa
1150305423King Cetshwayo (KUR)Personal
Main rating
| Rating | 1345.1 |
| K-factor | 32 |
| Floor | 926.4 |
| Highest | 1497.4 (2025-11-01) |
| Min/Max +/- allowed | 109 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.4 |
| SWe | 0.5 |
| Temp +/- | 16 |
| Penalties | 0 |
| Weight perform | 1367.1 |
| Final +/- | 22 |
| New Rating () | |
| Rating | 1367.1 |
| K-factor | 32 |
| Floor | 926.4 |
| Highest | 1497.4 (2025-11-01) |
| Min/Max +/- allowed | 108.5 |
Standard rating
| Rating | 1331.8 |
| K-factor | 32 |
| Floor | 905.3 |
| Highest | 1467.8 (2025-11-01) |
| Min/Max +/- allowed | 113.2 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.47 |
| SWe | 0.53 |
| Temp +/- | 17 |
| Penalties | 0 |
| Weight perform | 1367.1 |
| Final +/- | 35.3 |
| New Rating () | |
| Rating | 1367.1 |
| K-factor | 32 |
| Floor | 905.3 |
| Highest | 1467.8 (2025-11-01) |
| Min/Max +/- allowed | 113.2 |
Rapid rating
| Rating | 1306.2 |
| K-factor | 36 |
| Floor | 806.2 |
| Highest | 1306.7 (2024-05-01) |
| Min/Max +/- allowed | 142.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1306.2 |
| K-factor | 36 |
| Floor | 806.2 |
| Highest | 1306.7 (2024-05-01) |
| Min/Max +/- allowed | 142.4 |
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 | 2026 King Cetshwayo Championship (Open) | Standard | 2026-02-28 | 2026-02-28 | King Cetshwayo (KUR) | 5 | 1345.1 | 5 | 3 | 1454.7 | 16 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 King Cetshwayo Chess Open (Open) | Standard | 2026-02-07 | 2026-02-07 | King Cetshwayo (KUR) | 5 | 1417.6 | 5 | 2.5 | 1225.8 | 0 | Details |
| 2 | 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 | Details |
| 3 | 2025 SALGA KZN DSAC Games (U14 Male) | Standard | 2025-12-05 | 2025-12-07 | Umgungunglovu (KUP) | 7 | 1481.9 | 7 | 3.5 | 1255.2 | 0 | Details |
| 4 | 2025 King Cetshwayo Summer Open (U12) | Standard | 2025-10-25 | 2025-10-25 | King Cetshwayo (KUR) | 5 | 1396.8 | 5 | 5 | 1667.8 | 0 | Details |
| 5 | 2025 King Cetshwayo SALGA Selections (U14 Boys) | Rapid | 2025-10-18 | 2025-10-18 | King Cetshwayo (KUR) | 5 | 1396.8 | 5 | 4 | 1502.9 | 0 | Details |
| 6 | 2025 Umhlathuze Mayoral Cup (U14 Male) | Standard | 2025-09-20 | 2025-09-20 | King Cetshwayo (KUR) | 5 | 1311.8 | 5 | 4 | 1579 | 0 | Details |
| 7 | 2025 KZN Provincial Trials (U12) | Rapid | 2025-09-06 | 2025-09-06 | Ethekwini (KED) | 6 | 1311.8 | 6 | 2.5 | 1339.1 | 0 | Details |
| 8 | 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 | 0 | Details |
| 9 | 2025 King Cetshwayo Winter Open (U12) | Standard | 2025-05-17 | 2025-05-17 | King Cetshwayo (KUR) | 5 | 1219.7 | 5 | 4 | 1516.2 | 0 | Details |
| 10 | 2025 King Cetshwayo Anniversary (U12 Boys) | Standard | 2025-04-12 | 2025-04-12 | King Cetshwayo (KUR) | 5 | 1203.7 | 5 | 2.5 | 1302.8 | 0 | Details |
| 11 | 2025 Kinng Cetshwayo Championship (U12 Boys) | Standard | 2025-03-01 | 2025-03-01 | King Cetshwayo (KUR) | 5 | 1204.5 | 5 | 2 | 1192.2 | 0 | Details |
| 12 | 2025 King Cetshwayo Open (U12) | Standard | 2025-02-15 | 2025-02-15 | King Cetshwayo (KUR) | 5 | 1202.7 | 5 | 2 | 1206.7 | 0 | Details |
| 13 | 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 | 0 | Details |
| 14 | 2024 Nelson Mandela Chess Tournament (U10) | Standard | 2024-07-20 | 2024-07-29 | King Cetshwayo (KUR) | 5 | 1231.7 | 5 | 2 | 1085.6 | 0 | Details |
| 15 | 2024 Umfolozi Chess Tournament (U10+U12) | Rapid | 2024-05-18 | 2024-05-18 | King Cetshwayo (KUR) | 5 | 1200 | 5 | 3 | 1291.1 | 0 | Details |
| 16 | 2024 King Cesthwayo Chess Anniversary (U10) | Standard | 2024-04-20 | 2024-04-21 | King Cetshwayo (KUR) | 7 | 1200 | 7 | 4 | 1269.1 | 0 | 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 | 10 |
| Wins | 5 |
| Draws | 1 |
| Losses | 4 |
| White | 6 |
| Black | 4 |
| White wins | 4 |
| Black wins | 1 |
| Score | 5.5 |
| Percent | 55 |
| Dp | 42.5 |
| AOR | 1297.7 |
| Performance | 1340.2 |
Game statistics (History)
| Games | 90 |
| Wins | 48 |
| Draws | 7 |
| Losses | 35 |
| White | 47 |
| Black | 43 |
| White wins | 27 |
| Black wins | 21 |
| Score | 51.5 |
| Percent | 57.2 |
| Dp | 61.4 |
| AOR | 1280.6 |
| Performance | 1342 |
Rankings (Main)
| National | |
| Overall | 4546 |
| Gender | 3810 |
| Age group | 389 |
| Gender/Age | 305 |
| Provincial | |
| Overall | 310 |
| Gender | 263 |
| Age group | 29 |
| Gender/Age | 25 |
| Regional | |
| Overall | 61 |
| Gender | 51 |
| Age group | 9 |
| Gender/Age | 8 |
Rankings (Standard)
| National | |
| Overall | 4441 |
| Gender | 3706 |
| Age group | 415 |
| Gender/Age | 331 |
| Provincial | |
| Overall | 272 |
| Gender | 234 |
| Age group | 26 |
| Gender/Age | 23 |
| Regional | |
| Overall | 58 |
| Gender | 50 |
| Age group | 9 |
| Gender/Age | 8 |
Rankings (Rapid)
| National | |
| Overall | 1849 |
| Gender | 1531 |
| Age group | 216 |
| Gender/Age | 170 |
| Provincial | |
| Overall | 239 |
| Gender | 195 |
| Age group | 39 |
| Gender/Age | 30 |
| Regional | |
| Overall | 39 |
| Gender | 32 |
| Age group | 7 |
| 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 | 10 |
| Score | 5.5 |
| Percent | 55 |
| Aor | 1297.7 |
| Dp | 42.5 |
| Prat | 1340.2 |
Performance (12 months)
| Games | 58 |
| Score | 36.5 |
| Percent | 62.9 |
| Aor | 1311.8 |
| Dp | 109.9 |
| Prat | 1421.8 |
Performance (History)
| Games | 90 |
| Score | 51.5 |
| Percent | 57.2 |
| Aor | 1280.6 |
| Dp | 61.4 |
| Prat | 1342 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Myeza, M (Mnqobi) | 3 | 1 | 2 | 2024 Umfolozi Chess Tournament (U10+U12) | 2025 KZN Provincial Trials (U12) | Details |
| Overall | 2 | Mdlalose, S (Sisekelo) | 3 | 1 | 2 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025 King Cetshwayo Inter-School Teams Junior Primary (Intermediate) | Details |
| Overall | 3 | Simelani, Y (Yali) | 2 | 1 | 1 | 2024 Nelson Mandela Chess Tournament (U10) | 2025 King Cetshwayo Winter Open (U12) | Details |
| Overall | 4 | Ramnath, S (Shariq) | 2 | 0 | 2 | 2026 King Cetshwayo Chess Open (Open) | 2026 King Cetshwayo Championship (Open) | Details |
| Overall | 5 | Ellender, A (Asher) | 2 | 1 | 1 | 2025 King Cetshwayo Open (U12) | 2025 KZN Provincial Trials (U12) | Details |
| Standard | 1 | Nkabinde, L (Landile) | 2 | 2 | 0 | 2024 King Cesthwayo Chess Anniversary (U10) | 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 | Myeza, Q (Qhawe) | 2 | 1 | 1 | 2025 King Cetshwayo Anniversary (U12 Boys) | 2025 Umhlathuze Mayoral Cup (U14 Male) | Details |
| Standard | 4 | Reddy, T (Trisholin) | 2 | 2 | 0 | 2024 King Cesthwayo Chess Anniversary (U10) | 2025 King Cetshwayo Anniversary (U12 Boys) | Details |
| Standard | 5 | Mdlalose, S (Sisekelo) | 2 | 1 | 1 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025 King Cetshwayo Winter Open (U12) | Details |
| Rapid | 1 | Myeza, M (Mnqobi) | 2 | 1 | 1 | 2024 Umfolozi Chess Tournament (U10+U12) | 2025 KZN Provincial Trials (U12) | Details |