PLAYER PAGE
Tirza Rodda
2160305182Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1315.2 |
| K-factor | 36 |
| Floor | 824.6 |
| Highest | 1324.6 (2026-08-01) |
| Min/Max +/- allowed | 139 |
| Rating Change () | |
| Games | 11 |
| Score | 5 |
| We | 7.16 |
| SWe | -1.8 |
| Temp +/- | -64.7 |
| Penalties | 0 |
| Weight perform | 1191.4 |
| Final +/- | -64.7 |
| New Rating () | |
| Rating | 1250.6 |
| K-factor | 36 |
| Floor | 824.6 |
| Highest | 1324.6 (2026-08-01) |
| Min/Max +/- allowed | 138.8 |
Standard rating
| Rating | 1331.4 |
| K-factor | 36 |
| Floor | 842.5 |
| Highest | 1342.5 (2026-08-01) |
| Min/Max +/- allowed | 135.3 |
| Rating Change () | |
| Games | 11 |
| Score | 5 |
| We | 7.38 |
| SWe | -2.38 |
| Temp +/- | -85.7 |
| Penalties | 0 |
| Weight perform | 1191.4 |
| Final +/- | -85.7 |
| New Rating () | |
| Rating | 1245.8 |
| K-factor | 36 |
| Floor | 842.5 |
| Highest | 1342.5 (2026-08-01) |
| Min/Max +/- allowed | 135.3 |
Rapid rating
| Rating | 1168.2 |
| 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 | 1168.2 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-05-01) |
| Min/Max +/- allowed | 165.8 |
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 | Gauteng Closed Chess Championships 2026 (U12 Girls) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1315.2 | 5 | 2 | 1254.4 | -12 | Details |
| 2 | JCC - St Peters College Chess League 2026 (B) | Standard | 2026-09-12 | 2026-10-05 | Johannesburg Metro (GJM) | 6 | 1315.2 | 1 | 0 | 889.5 | -16.2 | Details |
| 3 | Chess Power House Heritage Day Open 2026 (D) | Standard | 2026-09-24 | 2026-09-24 | Johannesburg Metro (GJM) | 5 | 1315.2 | 5 | 3 | 1039.6 | -36.5 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Midrand Juniors Classical Tournament 2026 (U12) | Standard | 2026-08-29 | 2026-08-29 | Johannesburg Metro (GJM) | 5 | 1315.2 | 4 | 2 | 1224.9 | -9.4 | Details |
| 2 | Knights Watch Winter Classic 2026 (E) | Standard | 2026-07-04 | 2026-07-04 | Johannesburg Metro (GJM) | 5 | 1287.7 | 5 | 3 | 1483 | 35.4 | Details |
| 3 | 4th Khelo India - LCA Chess Tournament 2026 (E) | Standard | 2026-07-12 | 2026-07-12 | Johannesburg Metro (GJM) | 5 | 1287.7 | 5 | 3 | 1263.5 | 1.5 | Details |
| 4 | JMC Queens of the Board Rapid 2026 (Junior) | Rapid | 2026-06-13 | 2026-06-13 | Johannesburg Metro (GJM) | 5 | 1304.7 | 5 | 2 | 1149.4 | -17 | Details |
| 5 | Fourth Knight Riders Open Chess Tournament 2026 (D+E) | Standard | 2026-04-11 | 2026-04-11 | Johannesburg Metro (GJM) | 5 | 1282.7 | 5 | 2 | 1359.8 | 12 | Details |
| 6 | Chess Power House February Open 2026 (D) | Standard | 2026-02-21 | 2026-02-21 | Ekurhuleni (GE) | 5 | 1256.3 | 5 | 3 | 1363.2 | 9.8 | Details |
| 7 | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Standard | 2026-01-17 | 2026-01-17 | Johannesburg Metro (GJM) | 5 | 1238.8 | 5 | 2 | 1359.2 | 3.4 | Details |
| 8 | Gauteng Inter-Region at Emerald Resort 2025 (U8+U10 Girls) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1206.1 | 5 | 3 | 1364 | 18.2 | Details |
| 9 | JMC Closed 2025 (U10) | Standard | 2025-08-09 | 2025-08-09 | Johannesburg Metro (GJM) | 5 | 1264.3 | 5 | 0.5 | 940.4 | -32.4 | Details |
| 10 | South African Open 2025 (U10 Girls) | Classical | 2025-07-03 | 2025-07-05 | Johannesburg Metro (GJM) | 5 | 1205.4 | 5 | 3.5 | 1477.5 | 32.8 | Details |
| 11 | Chess Molecules Open Tournament 2025 (D) | Rapid | 2025-04-19 | 2025-04-19 | Johannesburg Metro (GJM) | 5 | 1199.7 | 5 | 2 | 1238.2 | 3.1 | Details |
| 12 | Chess Power House March Open 2025 (D) | Standard | 2025-03-22 | 2025-03-22 | Johannesburg Metro (GJM) | 5 | 1185.9 | 5 | 2.5 | 1258.4 | 7.6 | Details |
| 13 | Knight Riders Open Chess Tournament 2025 (U10) | Standard | 2025-02-22 | 2025-02-22 | Johannesburg Metro (GJM) | 5 | 1186.8 | 5 | 2 | 1160 | -2 | Details |
| 14 | MCA Welcome 2025 (Newcomers) | Standard | 2025-02-15 | 2025-02-15 | Johannesburg Metro (GJM) | 5 | 1186.8 | 5 | 2 | 1156.1 | -2.3 | Details |
| 15 | JCC Khelo India 1st Annual Chess Tournament 2024 (E) | Standard | 2024-08-31 | 2024-08-31 | Johannesburg Metro (GJM) | 5 | 1134.9 | 5 | 3 | 1387.6 | 25.2 | Details |
| 16 | JMC Closed 2024 (U10) | Standard | 2024-08-09 | 2024-08-09 | Johannesburg Metro (GJM) | 5 | 1170.1 | 5 | 1.5 | 1051.3 | -11 | Details |
| 17 | Fourth Knight Riders Juniors Open Chess Tournament 204 (U10) | Standard | 2024-08-03 | 2024-08-03 | Johannesburg Metro (GJM) | 5 | 1170.1 | 5 | 2 | 1109.9 | -6.6 | Details |
| 18 | Chess Power House July Open 2024 (E) | Standard | 2024-07-20 | 2024-07-20 | Johannesburg Metro (GJM) | 5 | 1182.1 | 5 | 2 | 1113.9 | -6 | Details |
| 19 | Chess Power House May Open 2024 (E) | Standard | 2024-05-25 | 2024-05-25 | Johannesburg Metro (GJM) | 5 | 1200 | 5 | 2 | 1114.8 | -9 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 3 |
| Black | 2 |
| White wins | 2 |
| Black wins | 0 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| AOR | 1339.4 |
| Performance | 1254.4 |
Game statistics ()
| Games | 45 |
| Wins | 22 |
| Draws | 0 |
| Losses | 23 |
| White | 25 |
| Black | 20 |
| White wins | 12 |
| Black wins | 10 |
| Score | 22 |
| Percent | 48.9 |
| Dp | -9.4 |
| AOR | 1279.4 |
| Performance | 1270 |
Game statistics (History)
| Games | 105 |
| Wins | 46 |
| Draws | 4 |
| Losses | 55 |
| White | 52 |
| Black | 53 |
| White wins | 23 |
| Black wins | 23 |
| Score | 48 |
| Percent | 45.7 |
| Dp | -36.4 |
| AOR | 1265.1 |
| Performance | 1228.7 |
Rankings (Main)
| National | |
| Overall | 5674 |
| Gender | 1011 |
| Age group | 625 |
| Gender/Age | 143 |
| Provincial | |
| Overall | 1928 |
| Gender | 346 |
| Age group | 217 |
| Gender/Age | 45 |
| Regional | |
| Overall | 518 |
| Gender | 76 |
| Age group | 67 |
| Gender/Age | 13 |
Rankings (Standard)
| National | |
| Overall | 4598 |
| Gender | 815 |
| Age group | 502 |
| Gender/Age | 114 |
| Provincial | |
| Overall | 1629 |
| Gender | 280 |
| Age group | 181 |
| Gender/Age | 35 |
| Regional | |
| Overall | 448 |
| Gender | 66 |
| Age group | 57 |
| Gender/Age | 9 |
Rankings (Rapid)
| National | |
| Overall | 5309 |
| Gender | 1256 |
| Age group | 920 |
| Gender/Age | 246 |
| Provincial | |
| Overall | 1306 |
| Gender | 305 |
| Age group | 176 |
| Gender/Age | 45 |
| Regional | |
| Overall | 341 |
| Gender | 79 |
| Age group | 46 |
| Gender/Age | 14 |
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 | 6 |
| Score | 2 |
| Percent | 33.3 |
| Aor | 1335.2 |
| Dp | -141.7 |
| Prat | 1193.6 |
Performance ()
| Games | 45 |
| Score | 22 |
| Percent | 48.9 |
| Aor | 1279.4 |
| Dp | -9.4 |
| Prat | 1270 |
Performance (12 months)
| Games | 50 |
| Score | 25 |
| Percent | 50 |
| Aor | 1279.4 |
| Dp | 0 |
| Prat | 1279.4 |
Performance (History)
| Games | 105 |
| Score | 48 |
| Percent | 45.7 |
| Aor | 1265.1 |
| Dp | -36.4 |
| Prat | 1228.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Lin, Y (Yizheng) | 3 | 2 | 1 | JCC Khelo India 1st Annual Chess Tournament 2024 (E) | Fourth Knight Riders Open Chess Tournament 2026 (D+E) | Details |
| Overall | 2 | Sahoo, S (Shaurya) | 3 | 3 | 0 | JCC Khelo India 1st Annual Chess Tournament 2024 (E) | Knights Watch Winter Classic 2026 (E) | Details |
| Overall | 3 | Khaohle, K (Karabo) | 3 | 1 | 2 | JMC Closed 2024 (U10) | JMC Queens of the Board Rapid 2026 (Junior) | Details |
| Overall | 4 | Meijer, CM (Carlo Marius) | 2 | 2 | 0 | Chess Power House July Open 2024 (E) | Knight Riders Open Chess Tournament 2025 (U10) | Details |
| Overall | 5 | Zhu, R (Ryan Yuancheng) | 2 | 0 | 2 | JMC Closed 2024 (U10) | Chess Molecules Open Tournament 2025 (D) | Details |
| Standard | 1 | Lin, Y (Yizheng) | 3 | 2 | 1 | JCC Khelo India 1st Annual Chess Tournament 2024 (E) | Fourth Knight Riders Open Chess Tournament 2026 (D+E) | Details |
| Standard | 2 | Sahoo, S (Shaurya) | 3 | 3 | 0 | JCC Khelo India 1st Annual Chess Tournament 2024 (E) | Knights Watch Winter Classic 2026 (E) | Details |
| Standard | 3 | Serrao, C (Charles) | 2 | 0 | 2 | Chess Power House May Open 2024 (E) | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Details |
| Standard | 4 | Liu, K (Kaireen) | 2 | 2 | 0 | MCA Welcome 2025 (Newcomers) | Gauteng Inter-Region at Emerald Resort 2025 (U8+U10 Girls) | Details |
| Standard | 5 | Diyalani, D (Dhanush) | 2 | 0 | 2 | 4th Khelo India - LCA Chess Tournament 2026 (E) | Knights Watch Winter Classic 2026 (E) | Details |