PLAYER PAGE
Jenna Thomas
2100156312West Rand (GWR)Personal
Main rating
| Rating | 1261.7 |
| K-factor | 36 |
| Floor | 801.9 |
| Highest | 1547 (2023-07-01) |
| Min/Max +/- allowed | 101 |
| Rating Change () | |
| Games | 4 |
| Score | 0 |
| We | 1.37 |
| SWe | -1.14 |
| Temp +/- | -40.9 |
| Penalties | 0 |
| Weight perform | 1140.7 |
| Final +/- | -40.9 |
| New Rating () | |
| Rating | 1220.8 |
| K-factor | 36 |
| Floor | 801.9 |
| Highest | 1547 (2023-07-01) |
| Min/Max +/- allowed | 101.1 |
Standard rating
| Rating | 1260.7 |
| K-factor | 36 |
| Floor | 821 |
| Highest | 1546.3 (2023-07-01) |
| Min/Max +/- allowed | 101.2 |
| Rating Change () | |
| Games | 4 |
| Score | 0 |
| We | 1.34 |
| SWe | -1.34 |
| Temp +/- | -48.3 |
| Penalties | 0 |
| Weight perform | 1140.7 |
| Final +/- | -48.3 |
| New Rating () | |
| Rating | 1212.4 |
| K-factor | 36 |
| Floor | 821 |
| Highest | 1546.3 (2023-07-01) |
| Min/Max +/- allowed | 101.2 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | West Rand Trials 2026 (U18) | Standard | 2026-09-05 | 2026-09-05 | West Rand (GWR) | 5 | 1261.7 | 4 | 0 | 983.6 | -40.9 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 D2 Schools Individuals (U18 Girls) | Standard | 2026-05-15 | 2026-05-16 | West Rand (GWR) | 5 | 1267.8 | 5 | 2.5 | 1239.9 | -6.1 | Details |
| 2 | West Rand Open 2026 (Rooks) | Standard | 2026-02-07 | 2026-02-07 | West Rand (GWR) | 5 | 1237.5 | 5 | 3 | 1462.4 | 15.1 | Details |
| 3 | 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) | Standard | 2025-09-27 | 2025-09-27 | Tshwane (GTP) | 5 | 1246 | 5 | 2 | 1274.4 | 2 | Details |
| 4 | West Rand Trials 2025 (U16) | Standard | 2025-09-06 | 2025-09-06 | West Rand (GWR) | 5 | 1249.2 | 5 | 1.5 | 1094.8 | -14.4 | Details |
| 5 | 2025 D2 Schools League Finals (U15) | Standard | 2025-07-26 | 2025-07-26 | West Rand (GWR) | 5 | 1286.2 | 5 | 1 | 1002.4 | -27.1 | Details |
| 6 | West Rand Open 2.0 2025 (Rooks) | Standard | 2025-06-07 | 2025-06-07 | West Rand (GWR) | 5 | 1291.8 | 5 | 2 | 1253.3 | -3.2 | Details |
| 7 | 2025 D2 Schools Individuals (U15 Girls) | Standard | 2025-05-10 | 2025-05-10 | West Rand (GWR) | 5 | 1248.7 | 5 | 4 | 1486.5 | 23.9 | Details |
| 8 | 2025 West Rand Open (Rooks) | Standard | 2025-02-08 | 2025-02-08 | West Rand (GWR) | 5 | 1244.6 | 5 | 1 | 1102 | -13.3 | Details |
| 9 | 2024 West Rand Trials (U16) | Standard | 2024-09-07 | 2024-09-07 | West Rand (GWR) | 5 | 1257.4 | 5 | 1 | 910.8 | -33 | Details |
| 10 | Gauteng Schools Individuals Finals 2024 (U15 Girls) | Standard | 2024-08-17 | 2024-08-17 | Ekurhuleni (GE) | 5 | 1257.4 | 5 | 2 | 1078.2 | -16.6 | Details |
| 11 | D2 School League Finals 2024 (U15) | Standard | 2024-07-20 | 2024-07-20 | West Rand (GWR) | 5 | 1301 | 5 | 2 | 1059.2 | -24.2 | Details |
| 12 | 2024 D2 Schools Individuals (U15 Girls) | Standard | 2024-05-04 | 2024-05-04 | West Rand (GWR) | 5 | 1301.9 | 5 | 3 | 1290 | -0.5 | Details |
| 13 | D2 School League Finals 2023 (U13 Girls) | Standard | 2023-07-22 | 2023-07-22 | West Rand (GWR) | 5 | 1230.5 | 5 | 5 | 1629.1 | 39.7 | Details |
| 14 | D2 Schools Individuals 2023 (U13 Girls) | Standard | 2023-05-13 | 2023-05-13 | West Rand (GWR) | 5 | 1200 | 5 | 3 | 1382.5 | 17.1 | Details |
Game statistics ( )
| Games | 4 |
| Wins | 0 |
| Draws | 0 |
| Losses | 4 |
| White | 2 |
| Black | 2 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | -425 |
| AOR | 1408.6 |
| Performance | 983.6 |
Game statistics ()
| Games | 14 |
| Wins | 5 |
| Draws | 1 |
| Losses | 8 |
| White | 7 |
| Black | 7 |
| White wins | 2 |
| Black wins | 3 |
| Score | 5.5 |
| Percent | 39.3 |
| Dp | -91.1 |
| AOR | 1337.2 |
| Performance | 1246.1 |
Game statistics (History)
| Games | 74 |
| Wins | 32 |
| Draws | 2 |
| Losses | 40 |
| White | 34 |
| Black | 40 |
| White wins | 14 |
| Black wins | 18 |
| Score | 33 |
| Percent | 44.6 |
| Dp | -45.9 |
| AOR | 1265.7 |
| Performance | 1219.8 |
Rankings (Main)
| National | |
| Overall | 7959 |
| Gender | 1525 |
| Age group | 1206 |
| Gender/Age | 245 |
| Provincial | |
| Overall | 2767 |
| Gender | 549 |
| Age group | 466 |
| Gender/Age | 100 |
| Regional | |
| Overall | 237 |
| Gender | 54 |
| Age group | 34 |
| Gender/Age | 9 |
Rankings (Standard)
| National | |
| Overall | 6889 |
| Gender | 1397 |
| Age group | 1086 |
| Gender/Age | 228 |
| Provincial | |
| Overall | 2494 |
| Gender | 520 |
| Age group | 435 |
| Gender/Age | 100 |
| Regional | |
| Overall | 249 |
| Gender | 54 |
| Age group | 35 |
| Gender/Age | 9 |
Rankings (Rapid)
| 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 |
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 | 4 |
| Score | 0 |
| Percent | 0 |
| Aor | 1408.6 |
| Dp | -425 |
| Prat | 983.6 |
Performance ()
| Games | 14 |
| Score | 5.5 |
| Percent | 39.3 |
| Aor | 1337.2 |
| Dp | -91.1 |
| Prat | 1246.1 |
Performance (12 months)
| Games | 19 |
| Score | 7.5 |
| Percent | 39.5 |
| Aor | 1343.1 |
| Dp | -89.5 |
| Prat | 1253.6 |
Performance (History)
| Games | 74 |
| Score | 33 |
| Percent | 44.6 |
| Aor | 1265.7 |
| Dp | -45.9 |
| Prat | 1219.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Msiza, A (Ayanda Ntsakiso) | 4 | 2 | 2 | 2025 D2 Schools League Finals (U15) | 2026 D2 Schools Individuals (U18 Girls) | Details |
| Overall | 2 | Pretorius, C (Chanmari) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | West Rand Trials 2025 (U16) | Details |
| Overall | 3 | Miya, MT (Minentle Tshegofatso) | 2 | 1 | 1 | D2 Schools Individuals 2023 (U13 Girls) | 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) | Details |
| Overall | 4 | Tshilambavhunwa, S (Sebabatso) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | 2025 D2 Schools Individuals (U15 Girls) | Details |
| Standard | 1 | Msiza, A (Ayanda Ntsakiso) | 4 | 2 | 2 | 2025 D2 Schools League Finals (U15) | 2026 D2 Schools Individuals (U18 Girls) | Details |
| Standard | 2 | Pretorius, C (Chanmari) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | West Rand Trials 2025 (U16) | Details |
| Standard | 3 | Miya, MT (Minentle Tshegofatso) | 2 | 1 | 1 | D2 Schools Individuals 2023 (U13 Girls) | 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) | Details |
| Standard | 4 | Tshilambavhunwa, S (Sebabatso) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | 2025 D2 Schools Individuals (U15 Girls) | Details |