PLAYER PAGE
Serena Cheng
2130319374Ekurhuleni (GE)Personal
Main rating
| Rating | 1256.6 |
| K-factor | 36 |
| Floor | 826.7 |
| Highest | 1326.7 (2026-04-01) |
| Min/Max +/- allowed | 138 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.79 |
| SWe | -0.24 |
| Temp +/- | -8.8 |
| Penalties | 0 |
| Weight perform | 1136.8 |
| Final +/- | -8.8 |
| New Rating () | |
| Rating | 1247.9 |
| K-factor | 36 |
| Floor | 826.7 |
| Highest | 1326.7 (2026-04-01) |
| Min/Max +/- allowed | 138.4 |
Standard rating
| Rating | 1240.5 |
| K-factor | 36 |
| Floor | 745.5 |
| Highest | 1245.5 (2026-06-01) |
| Min/Max +/- allowed | 155.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1164.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1240.5 |
| K-factor | 36 |
| Floor | 745.5 |
| Highest | 1245.5 (2026-06-01) |
| Min/Max +/- allowed | 155.4 |
Rapid rating
| Rating | 1288.8 |
| K-factor | 36 |
| Floor | 884.6 |
| Highest | 1384.6 (2026-04-01) |
| Min/Max +/- allowed | 127.5 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 3.42 |
| SWe | -0.74 |
| Temp +/- | -26.8 |
| Penalties | 0 |
| Weight perform | 1190.8 |
| Final +/- | -26.8 |
| New Rating () | |
| Rating | 1262 |
| K-factor | 36 |
| Floor | 884.6 |
| Highest | 1384.6 (2026-04-01) |
| Min/Max +/- allowed | 127.5 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-05-05) |
| 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 (2025-05-05) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Gauteng Top Schools Teams 2026 (U13 Girls) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1256.6 | 5 | 3 | 1284.9 | 1.5 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | EN Teams 2026 (U13 Girls) | Rapid | 2026-08-14 | 2026-08-14 | Ekurhuleni (GE) | 5 | 1256.6 | 5 | 3.5 | 1233.4 | -0.1 | Details |
| 2 | Ekurhuleni 2nd Trial 2026 (E) | Standard | 2026-06-20 | 2026-06-20 | Ekurhuleni (GE) | 5 | 1307.1 | 5 | 3 | 1208.1 | -10.1 | Details |
| 3 | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Rapid | 2026-06-13 | 2026-06-13 | Ekurhuleni (GE) | 6 | 1307.1 | 4 | 0 | 915.4 | -40.1 | Details |
| 4 | Ekurhuleni 1st Trial 2026 (D U14) | Standard | 2026-04-11 | 2026-04-11 | Ekurhuleni (GE) | 5 | 1326.7 | 5 | 2 | 1180.3 | -26.9 | Details |
| 5 | Ekurhuleni North District Individuals 2026 (U13 Girls) | Standard | 2026-05-09 | 2026-05-09 | Ekurhuleni (GE) | 5 | 1326.7 | 5 | 3 | 1360 | 7.2 | Details |
| 6 | Benoni Laerskole Cluster 2026 (U13 Girls) | Rapid | 2026-04-25 | 2026-04-25 | Ekurhuleni (GE) | 5 | 1320.6 | 5 | 3.5 | 1374.6 | 6.2 | Details |
| 7 | Ekurhuleni 1st Standard Tournament 2026 (D) | Standard | 2026-02-14 | 2026-02-14 | Ekurhuleni (GE) | 5 | 1256.6 | 3 | 2 | 1489.5 | 12.9 | Details |
| 8 | LS Northmead 2026 (U13) | Rapid | 2026-01-31 | 2026-01-31 | Ekurhuleni (GE) | 5 | 1256.6 | 5 | 4 | 1583.2 | 13.9 | Details |
| 9 | 2025 Gauteng Top Schools Teams (U13 Girls) | Standard | 2025-08-29 | 2025-08-29 | Tshwane (GTP) | 5 | 1270.7 | 5 | 2 | 1197.5 | -7.8 | Details |
| 10 | Ekurhuleni North Schools Teams 2025 (U13 Girls) | Rapid | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1198.5 | 5 | 4 | 1473.6 | 19.9 | Details |
| 11 | Benoni Clusters Team 2025 (U13 Girls A) | Rapid | 2025-08-09 | 2025-08-09 | Ekurhuleni (GE) | 6 | 1198.5 | 6 | 3 | 1241.9 | 3.6 | Details |
| 12 | Benoni Primary School Cluster Teams 2025 (U13B) | Rapid | 2025-08-02 | 2025-08-02 | Ekurhuleni (GE) | 5 | 1198.5 | 4 | 3 | 1419 | 12.6 | Details |
| 13 | South African Open 2025 (U14 Girls) | Classical | 2025-07-03 | 2025-07-05 | Johannesburg Metro (GJM) | 5 | 1199.4 | 5 | 2 | 1149.4 | -6.8 | Details |
| 14 | Ekurhuleni Trials 2025 (E) | Standard | 2025-05-24 | 2025-05-24 | Ekurhuleni (GE) | 5 | 1199.2 | 5 | 1 | 985.1 | -21.6 | Details |
| 15 | Benoni Primary School Cluster 12 April 2025 (U13 Girls) | Standard | 2025-04-12 | 2025-04-12 | Ekurhuleni (GE) | 5 | 1200 | 5 | 2 | 1143.3 | -4.8 | 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 | 42 |
| Wins | 21 |
| Draws | 6 |
| Losses | 15 |
| White | 23 |
| Black | 19 |
| White wins | 12 |
| Black wins | 9 |
| Score | 24 |
| Percent | 57.1 |
| Dp | 60.7 |
| AOR | 1231 |
| Performance | 1291.7 |
Game statistics (History)
| Games | 77 |
| Wins | 38 |
| Draws | 6 |
| Losses | 33 |
| White | 41 |
| Black | 36 |
| White wins | 20 |
| Black wins | 18 |
| Score | 41 |
| Percent | 53.2 |
| Dp | 27.6 |
| AOR | 1233.8 |
| Performance | 1261.4 |
Rankings (Main)
| National | |
| Overall | 8108 |
| Gender | 1574 |
| Age group | 1389 |
| Gender/Age | 375 |
| Provincial | |
| Overall | 2816 |
| Gender | 565 |
| Age group | 478 |
| Gender/Age | 127 |
| Regional | |
| Overall | 665 |
| Gender | 167 |
| Age group | 129 |
| Gender/Age | 41 |
Rankings (Standard)
| National | |
| Overall | 7662 |
| Gender | 1624 |
| Age group | 1374 |
| Gender/Age | 387 |
| Provincial | |
| Overall | 2758 |
| Gender | 608 |
| Age group | 493 |
| Gender/Age | 140 |
| Regional | |
| Overall | 586 |
| Gender | 159 |
| Age group | 110 |
| Gender/Age | 37 |
Rankings (Rapid)
| National | |
| Overall | 2305 |
| Gender | 422 |
| Age group | 484 |
| Gender/Age | 130 |
| Provincial | |
| Overall | 526 |
| Gender | 93 |
| Age group | 104 |
| Gender/Age | 27 |
| Regional | |
| Overall | 199 |
| Gender | 53 |
| Age group | 52 |
| Gender/Age | 13 |
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 | 42 |
| Score | 24 |
| Percent | 57.1 |
| Aor | 1231 |
| Dp | 60.7 |
| Prat | 1291.7 |
Performance (12 months)
| Games | 42 |
| Score | 24 |
| Percent | 57.1 |
| Aor | 1231 |
| Dp | 60.7 |
| Prat | 1291.7 |
Performance (History)
| Games | 77 |
| Score | 41 |
| Percent | 53.2 |
| Aor | 1233.8 |
| Dp | 27.6 |
| Prat | 1261.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Du Plessis, L (Lume) | 3 | 1 | 2 | Benoni Clusters Team 2025 (U13 Girls A) | Ekurhuleni North Schools Teams 2025 (U13 Girls) | Details |
| Overall | 2 | Abrahams, L (Lisa) | 3 | 2 | 1 | Benoni Primary School Cluster Teams 2025 (U13B) | Benoni Clusters Team 2025 (U13 Girls A) | Details |
| Overall | 3 | Maitse, R (Relebogile Reitumetse) | 3 | 2 | 1 | Benoni Clusters Team 2025 (U13 Girls A) | Ekurhuleni North Schools Teams 2025 (U13 Girls) | Details |
| Overall | 4 | Beaton, M (Miah) | 3 | 1 | 2 | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Ekurhuleni 2nd Trial 2026 (E) | Details |
| Overall | 5 | Kew, R (Rachel) | 2 | 1 | 1 | Benoni Laerskole Cluster 2026 (U13 Girls) | Ekurhuleni North District Individuals 2026 (U13 Girls) | Details |
| Rapid | 1 | Maitse, R (Relebogile Reitumetse) | 3 | 2 | 1 | Benoni Clusters Team 2025 (U13 Girls A) | Ekurhuleni North Schools Teams 2025 (U13 Girls) | Details |
| Rapid | 2 | Abrahams, L (Lisa) | 3 | 2 | 1 | Benoni Primary School Cluster Teams 2025 (U13B) | Benoni Clusters Team 2025 (U13 Girls A) | Details |
| Rapid | 3 | Du Plessis, L (Lume) | 3 | 1 | 2 | Benoni Clusters Team 2025 (U13 Girls A) | Ekurhuleni North Schools Teams 2025 (U13 Girls) | Details |
| Rapid | 4 | Lin, S (Shao-Shiuan) | 2 | 1 | 1 | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Details |
| Rapid | 5 | Beaton, M (Miah) | 2 | 1 | 1 | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Benoni Cluster Laerskole Teams Mix 2026 (U13 Girls) | Details |