PLAYER PAGE
Bongiwe Natasha Cele
2100190415Tshwane (GTP)Personal
Main rating
| Rating | 1559.2 |
| K-factor | 28 |
| Floor | 1107.8 |
| Highest | 1607.8 (2026-07-01) |
| Min/Max +/- allowed | 93 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 5.89 |
| SWe | 0.56 |
| Temp +/- | 15.8 |
| Penalties | 0 |
| Weight perform | 1625.4 |
| Final +/- | +66.2 |
| New Rating () | |
| Rating | 1625.4 |
| K-factor | 28 |
| Floor | 1125.4 |
| Highest | 1625.4 (2026-10-01) |
| Min/Max +/- allowed | 90.4 |
Standard rating
| Rating | 1554.7 |
| K-factor | 28 |
| Floor | 1107.8 |
| Highest | 1607.8 (2026-07-01) |
| Min/Max +/- allowed | 92.7 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 5.79 |
| SWe | 0.71 |
| Temp +/- | 19.8 |
| Penalties | 0 |
| Weight perform | 1625.4 |
| Final +/- | +70.7 |
| New Rating () | |
| Rating | 1625.4 |
| K-factor | 28 |
| Floor | 1125.4 |
| Highest | 1625.4 (2026-10-01) |
| Min/Max +/- allowed | 90.4 |
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 | Gauteng Closed Chess Championships 2026 (U18 Girls) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1559.2 | 5 | 4 | 1679.9 | 0 | Details |
| 2 | 2026 Tshwane Chess Club Clash Open Team Tournament (Open) | Standard | 2026-09-24 | 2026-09-24 | Tshwane (GTP) | 5 | 1559.2 | 5 | 4 | 1780.9 | 31.3 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Etienne Lewis (U18) | Standard | 2026-08-08 | 2026-08-09 | Tshwane (GTP) | 7 | 1559.2 | 7 | 3.5 | 1384 | -48.6 | Details |
| 2 | Wynie Robbertse Chess Tournament 2026 (B) | Standard | 2026-06-27 | 2026-06-27 | Tshwane (GTP) | 5 | 1535.8 | 5 | 4 | 1830.5 | 44.9 | Details |
| 3 | Elise Steenkamp 2026 (Queen) | Standard | 2026-06-13 | 2026-06-15 | Tshwane (GTP) | 7 | 1535.8 | 7 | 3 | 1410.3 | -32.1 | Details |
| 4 | 2026 D4 District Individuals (U18 Girls) | Standard | 2026-05-30 | 2026-05-30 | Tshwane (GTP) | 5 | 1535.8 | 5 | 4 | 1576.1 | 5.5 | Details |
| 5 | 2026 PBHS Open (C) | Standard | 2026-04-25 | 2026-04-25 | Tshwane (GTP) | 5 | 1472.7 | 0 | 0 | 500 | 0 | Details |
| 6 | 2026 Mid Gauteng Open (C) | Standard | 2026-04-11 | 2026-04-11 | Tshwane (GTP) | 5 | 1472.7 | 5 | 4 | 1678.1 | 31.1 | Details |
| 7 | 2026 Lubowski Open Chess Tournament (C) | Standard | 2026-03-21 | 2026-03-22 | Tshwane (GTP) | 5 | 1440 | 5 | 2.5 | 1429.6 | -0.6 | Details |
| 8 | 2026 AHS Chess Tournament (C) | Standard | 2026-02-28 | 2026-02-28 | Tshwane (GTP) | 5 | 1440 | 5 | 3.5 | 1579.1 | 22.9 | Details |
| 9 | 2026 Constantiapark Open Chess Tournament (C) | Standard | 2026-02-14 | 2026-02-14 | Tshwane (GTP) | 5 | 1413.6 | 5 | 4 | 1587.3 | 16.4 | Details |
| 10 | 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) | Standard | 2025-09-27 | 2025-09-27 | Tshwane (GTP) | 5 | 1424.6 | 5 | 3 | 1345.2 | -6.8 | Details |
| 11 | 2025 Tshwane South School District CLOSED League Championship (U19B) | Standard | 2025-08-16 | 2025-08-16 | Tshwane (GTP) | 5 | 1399.6 | 3 | 3 | 1622.6 | 12.4 | Details |
| 12 | 2025 Wynie Robbertse Chess Tournament (C) | Standard | 2025-07-19 | 2025-07-19 | Tshwane (GTP) | 5 | 1337.1 | 5 | 3 | 1548.2 | 21.2 | Details |
| 13 | 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) | Standard | 2025-05-10 | 2025-05-10 | Tshwane (GTP) | 5 | 1313.6 | 5 | 3 | 1440.5 | 13.1 | Details |
| 14 | Gauteng Schools Individuals Finals 2024 (U15 Girls) | Standard | 2024-08-17 | 2024-08-17 | Ekurhuleni (GE) | 5 | 1287.6 | 5 | 3 | 1444.8 | 14.4 | Details |
| 15 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U15B) | Standard | 2024-08-03 | 2024-08-03 | Tshwane (GTP) | 5 | 1237.4 | 4 | 4 | 1594.7 | 27.9 | Details |
| 16 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | Standard | 2024-05-11 | 2024-05-11 | Tshwane (GTP) | 5 | 1227.8 | 5 | 3 | 1275.2 | 5.3 | Details |
| 17 | Lardies Open Tournament 2023 (D1) | Standard | 2023-10-28 | 2023-10-28 | Tshwane (GTP) | 5 | 1200 | 5 | 3 | 1351.7 | 15.4 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 4 |
| Draws | 0 |
| Losses | 1 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 3 |
| Score | 4 |
| Percent | 80 |
| Dp | 255 |
| AOR | 1424.9 |
| Performance | 1679.9 |
Game statistics ()
| Games | 54 |
| Wins | 33 |
| Draws | 7 |
| Losses | 14 |
| White | 28 |
| Black | 26 |
| White wins | 18 |
| Black wins | 15 |
| Score | 36.5 |
| Percent | 67.6 |
| Dp | 149.5 |
| AOR | 1429.5 |
| Performance | 1579 |
Game statistics (History)
| Games | 91 |
| Wins | 57 |
| Draws | 9 |
| Losses | 25 |
| White | 45 |
| Black | 46 |
| White wins | 30 |
| Black wins | 27 |
| Score | 61.5 |
| Percent | 67.6 |
| Dp | 149.5 |
| AOR | 1373 |
| Performance | 1522.4 |
Rankings (Main)
| National | |
| Overall | 1394 |
| Gender | 134 |
| Age group | 165 |
| Gender/Age | 21 |
| Provincial | |
| Overall | 505 |
| Gender | 52 |
| Age group | 63 |
| Gender/Age | 9 |
| Regional | |
| Overall | 191 |
| Gender | 18 |
| Age group | 27 |
| Gender/Age | 4 |
Rankings (Standard)
| National | |
| Overall | 1307 |
| Gender | 136 |
| Age group | 156 |
| Gender/Age | 17 |
| Provincial | |
| Overall | 487 |
| Gender | 50 |
| Age group | 62 |
| Gender/Age | 9 |
| Regional | |
| Overall | 188 |
| Gender | 18 |
| Age group | 28 |
| Gender/Age | 4 |
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 | 5 |
| Score | 4 |
| Percent | 80 |
| Aor | 1424.9 |
| Dp | 255 |
| Prat | 1679.9 |
Performance ()
| Games | 54 |
| Score | 36.5 |
| Percent | 67.6 |
| Aor | 1429.5 |
| Dp | 149.5 |
| Prat | 1579 |
Performance (12 months)
| Games | 54 |
| Score | 36.5 |
| Percent | 67.6 |
| Aor | 1429.5 |
| Dp | 149.5 |
| Prat | 1579 |
Performance (History)
| Games | 91 |
| Score | 61.5 |
| Percent | 67.6 |
| Aor | 1373 |
| Dp | 149.5 |
| Prat | 1522.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Rizvi, A (Anam) | 4 | 3 | 1 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | 2026 Etienne Lewis (U18) | Details |
| Overall | 2 | Viljoen, A (Amber) | 3 | 1 | 2 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | 2026 Lubowski Open Chess Tournament (C) | Details |
| Overall | 3 | Adamson, A (Amani) | 2 | 1 | 1 | 2026 Mid Gauteng Open (C) | 2026 Etienne Lewis (U18) | Details |
| Overall | 4 | Laas, I (Isabella) | 2 | 1 | 1 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U15B) | Details |
| Overall | 5 | Ngwangwa, N (Nonhlanhla) | 2 | 1 | 1 | Gauteng Schools Individuals Finals 2024 (U15 Girls) | 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) | Details |
| Standard | 1 | Rizvi, A (Anam) | 4 | 3 | 1 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | 2026 Etienne Lewis (U18) | Details |
| Standard | 2 | Viljoen, A (Amber) | 3 | 1 | 2 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | 2026 Lubowski Open Chess Tournament (C) | Details |
| Standard | 3 | Elskie, T (Tamryn) | 2 | 1 | 1 | 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) | 2026 D4 District Individuals (U18 Girls) | Details |
| Standard | 4 | Karsten, CB (Chay Belle) | 2 | 1 | 1 | 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) | 2026 Etienne Lewis (U18) | Details |
| Standard | 5 | Adamson, A (Amani) | 2 | 1 | 1 | 2026 Mid Gauteng Open (C) | 2026 Etienne Lewis (U18) | Details |