PLAYER PAGE
Mikaeel Stoffberg
1110117560West Coast (WCU)Personal
Main rating
| Rating | 1529.2 |
| K-factor | 32 |
| Floor | 1029.2 |
| Highest | 1529.2 (2026-09-01) |
| Min/Max +/- allowed | 104 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 7.76 |
| SWe | 0.2 |
| Temp +/- | 6.3 |
| Penalties | 0 |
| Weight perform | 1530 |
| Final +/- | +6.3 |
| New Rating () | |
| Rating | 1535.6 |
| K-factor | 32 |
| Floor | 1035.6 |
| Highest | 1535.6 (2026-10-01) |
| Min/Max +/- allowed | 102.8 |
Standard rating
| Rating | 1461.2 |
| K-factor | 32 |
| Floor | 961.2 |
| Highest | 1461.2 (2026-09-01) |
| Min/Max +/- allowed | 114.3 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 7.18 |
| SWe | 0.82 |
| Temp +/- | 26.1 |
| Penalties | 0 |
| Weight perform | 1519.5 |
| Final +/- | +58.3 |
| New Rating () | |
| Rating | 1519.5 |
| K-factor | 32 |
| Floor | 1019.5 |
| Highest | 1519.5 (2026-10-01) |
| Min/Max +/- allowed | 105.2 |
Rapid rating
| Rating | 1465.7 |
| K-factor | 32 |
| Floor | 965.7 |
| Highest | 1465.7 (2026-07-01) |
| Min/Max +/- allowed | 113.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1416.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1465.7 |
| K-factor | 32 |
| Floor | 965.7 |
| Highest | 1465.7 (2026-07-01) |
| Min/Max +/- allowed | 113.6 |
Blitz rating
| Rating | 1245.8 |
| K-factor | 36 |
| Floor | 762.8 |
| Highest | 1262.8 (2024-03-01) |
| Min/Max +/- allowed | 151.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 946.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1245.8 |
| K-factor | 36 |
| Floor | 762.8 |
| Highest | 1262.8 (2024-03-01) |
| Min/Max +/- allowed | 151.6 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | West Coast Open 2026 (U16) | Standard | 2026-10-10 | 2026-10-10 | West Coast (WCU) | 5 | 1529.2 | 5 | 3 | 1437.7 | -12.9 | Details |
| 2 | CTCF Women's Championship 2026 (U16 Junior) | Standard | 2026-09-24 | 2026-09-24 | Cape Town (WCT) | 5 | 1529.2 | 5 | 5 | 1656.2 | 19.2 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Pedro Booyse Top Schools 2026 (U15 Open) | Standard | 2026-07-25 | 2026-07-25 | West Coast (WCU) | 6 | 1529.2 | 6 | 5 | 1647.5 | 16.3 | Details |
| 2 | Lower West Coast Top Schools 2026 (U15) | Rapid | 2026-05-30 | 2026-05-30 | West Coast (WCU) | 5 | 1440 | 4 | 4 | 1655.1 | 19.8 | Details |
| 3 | 2026 WCSC HS Individual Championship (U15 Boys) | Standard | 2026-05-02 | 2026-05-03 | Eden (WEG) | 6 | 1433.1 | 6 | 3 | 1470 | 6.8 | Details |
| 4 | West Coast Schools Prestige Individuals Championships 2026 (U15 Boys) | Standard | 2026-02-28 | 2026-03-07 | West Coast (WCU) | 6 | 1403.8 | 6 | 4.5 | 1559.7 | 29.4 | Details |
| 5 | Lower West Coast Schools Prestige Individuals Championship 2026 (U15 Open) | Rapid | 2026-02-14 | 2026-02-14 | West Coast (WCU) | 5 | 1358.8 | 5 | 4 | 1604.4 | 18 | Details |
| 6 | West Coast League 2026 (C) | Rapid | 2026-02-07 | 2026-02-07 | West Coast (WCU) | 6 | 1358.8 | 5 | 3 | 1447.6 | 4.5 | Details |
| 7 | Lower West Coast Top Schools 2025 (U17) | Rapid | 2025-06-14 | 2025-06-14 | West Coast (WCU) | 6 | 1376.5 | 6 | 2.5 | 1228.3 | -9.8 | Details |
| 8 | Deep Blue Open 2025 (A) | Standard | 2025-06-21 | 2025-06-21 | West Coast (WCU) | 5 | 1376.5 | 0 | 0 | 0 | 0 | Details |
| 9 | West Coast And Mykonos Open 2025 (Open) | Standard | 2025-05-02 | 2025-05-04 | West Coast (WCU) | 6 | 1377.3 | 6 | 3 | 1373.9 | -0.4 | Details |
| 10 | Western Cape Schools Individual Championship 2025 (U15 Boys) | Standard | 2025-04-26 | 2025-04-27 | West Coast (WCU) | 6 | 1356.5 | 6 | 3 | 1456.2 | 11.6 | Details |
| 11 | West Coast Schools Chess Prestige 2025 (U15 Boys) | Standard | 2025-03-08 | 2025-03-08 | West Coast (WCU) | 6 | 1348.1 | 6 | 4 | 1386.8 | 4.6 | Details |
| 12 | Lower West Coast Prestige 2025 (U15 Boys) | Rapid | 2025-02-22 | 2025-02-22 | West Coast (WCU) | 5 | 1337.3 | 5 | 3.5 | 1428.2 | 6 | Details |
| 13 | Western Cape Women’s Championship 2024 (U14) | Standard | 2024-08-09 | 2024-08-09 | West Coast (WCU) | 5 | 1333.7 | 5 | 3 | 1346.4 | 2 | Details |
| 14 | Basil Ellman Annual Rapid 2024 (Advanced) | Rapid | 2024-06-08 | 2024-06-08 | West Coast (WCU) | 5 | 1306.6 | 5 | 4.5 | 1534.2 | 15.1 | Details |
| 15 | Deep Blue CC May Blitz 2024 | Blitz | 2024-05-22 | 2024-05-22 | West Coast (WCU) | 7 | 1272.2 | 7 | 4 | 1396.1 | 3.8 | Details |
| 16 | West Coast & Mykonos Open 2024 (U14) | Standard | 2024-05-18 | 2024-05-18 | West Coast (WCU) | 5 | 1272.2 | 5 | 3.5 | 1421.1 | 15.3 | Details |
| 17 | Deep Blue Chess Club April Blitz 2024 | Blitz | 2024-04-24 | 2024-04-24 | West Coast (WCU) | 7 | 1233.4 | 6 | 2 | 1129.8 | -2.6 | Details |
| 18 | Deep Blue Open 2024 (Development) | Rapid | 2024-04-13 | 2024-04-13 | West Coast (WCU) | 5 | 1233.4 | 5 | 4 | 1501.8 | 21.3 | Details |
| 19 | Deep Blue March Blitz 2024 | Blitz | 2024-03-27 | 2024-03-27 | West Coast (WCU) | 5 | 1233.4 | 5 | 3 | 1372.9 | 2.8 | Details |
| 20 | Deep Blue February Blitz Juniors 2024 | Blitz | 2024-02-28 | 2024-02-28 | West Coast (WCU) | 7 | 1221.3 | 7 | 5 | 1442.8 | 6.7 | Details |
| 21 | Deep Blue Open Team 2023 | Rapid | 2023-11-04 | 2023-11-04 | West Coast (WCU) | 5 | 1211.1 | 5 | 3 | 1283.2 | 5.7 | Details |
| 22 | Deep Blue Open 2023 (Advanced) | Rapid | 2023-09-16 | 2023-09-16 | West Coast (WCU) | 5 | 1224.7 | 5 | 2 | 1120.7 | -7.6 | Details |
| 23 | CW Top Schools 2023 (U14) | Standard | 2023-08-12 | 2023-08-12 | West Coast (WCU) | 5 | 1196 | 5 | 3 | 1352.1 | 15.9 | Details |
| 24 | Saldanha Open 2023 (Elite) | Rapid | 2023-07-29 | 2023-07-29 | West Coast (WCU) | 6 | 1237.9 | 6 | 0.5 | 963.7 | -23.4 | Details |
| 25 | West Coast Open 2023 (Development A) | Rapid | 2023-05-20 | 2023-06-03 | West Coast (WCU) | 5 | 1212.4 | 4 | 3 | 1464.8 | 14.4 | Details |
| 26 | Back to School Rapid 2020 (U10) | Rapid | 2020-02-01 | 2020-02-01 | West Coast (WCU) | 5 | 1213.4 | 4 | 2 | 1199.8 | -0.6 | Details |
| 27 | Topolino Club Blits 2019 | Blitz | 2019-09-02 | 2019-09-02 | West Coast (WCU) | 11 | 1209.6 | 11 | 7 | 1246.4 | 2 | Details |
| 28 | Weskus Topskole 2019 (U9) | Rapid | 2019-07-20 | 2019-07-20 | West Coast (WCU) | 3 | 1200 | 2 | 1.5 | 1406.6 | 4.8 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 0 |
| Black wins | 3 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1352.7 |
| Performance | 1437.7 |
Game statistics ()
| Games | 42 |
| Wins | 29 |
| Draws | 5 |
| Losses | 8 |
| White | 20 |
| Black | 22 |
| White wins | 15 |
| Black wins | 14 |
| Score | 31.5 |
| Percent | 75 |
| Dp | 212.5 |
| AOR | 1345 |
| Performance | 1557.5 |
Game statistics (History)
| Games | 158 |
| Wins | 92 |
| Draws | 13 |
| Losses | 53 |
| White | 78 |
| Black | 80 |
| White wins | 47 |
| Black wins | 45 |
| Score | 98.5 |
| Percent | 62.3 |
| Dp | 104.9 |
| AOR | 1284.4 |
| Performance | 1389.3 |
Rankings (Main)
| National | |
| Overall | 1681 |
| Gender | 1501 |
| Age group | 186 |
| Gender/Age | 153 |
| Provincial | |
| Overall | 505 |
| Gender | 440 |
| Age group | 59 |
| Gender/Age | 49 |
| Regional | |
| Overall | 26 |
| Gender | 21 |
| Age group | 3 |
| Gender/Age | 3 |
Rankings (Standard)
| National | |
| Overall | 2223 |
| Gender | 1897 |
| Age group | 292 |
| Gender/Age | 232 |
| Provincial | |
| Overall | 638 |
| Gender | 514 |
| Age group | 90 |
| Gender/Age | 68 |
| Regional | |
| Overall | 36 |
| Gender | 28 |
| Age group | 4 |
| Gender/Age | 3 |
Rankings (Rapid)
| National | |
| Overall | 579 |
| Gender | 524 |
| Age group | 87 |
| Gender/Age | 72 |
| Provincial | |
| Overall | 269 |
| Gender | 243 |
| Age group | 36 |
| Gender/Age | 30 |
| Regional | |
| Overall | 38 |
| Gender | 33 |
| 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 | 5 |
| Score | 3 |
| Percent | 60 |
| Aor | 1352.7 |
| Dp | 85 |
| Prat | 1437.7 |
Performance ()
| Games | 42 |
| Score | 31.5 |
| Percent | 75 |
| Aor | 1345 |
| Dp | 212.5 |
| Prat | 1557.5 |
Performance (12 months)
| Games | 42 |
| Score | 31.5 |
| Percent | 75 |
| Aor | 1345 |
| Dp | 212.5 |
| Prat | 1557.5 |
Performance (History)
| Games | 158 |
| Score | 98.5 |
| Percent | 62.3 |
| Aor | 1284.4 |
| Dp | 104.9 |
| Prat | 1389.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Siebritz, N (Noelle) | 8 | 3 | 5 | Deep Blue Open 2023 (Advanced) | Lower West Coast Top Schools 2026 (U15) | Details |
| Overall | 2 | Siebritz, Y (Yul) | 5 | 2 | 3 | Deep Blue February Blitz Juniors 2024 | Lower West Coast Top Schools 2025 (U17) | Details |
| Overall | 3 | Marinus, M (Madison) | 3 | 1 | 2 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |
| Overall | 4 | Sedeman, A (Aiden) | 3 | 2 | 1 | Deep Blue Chess Club April Blitz 2024 | West Coast And Mykonos Open 2025 (Open) | Details |
| Overall | 5 | Geduld, K (Kah-Lee) | 3 | 1 | 2 | Saldanha Open 2023 (Elite) | Deep Blue Open Team 2023 | Details |
| Standard | 1 | Steenkamp, J (Jan-Hendrik) | 2 | 1 | 1 | West Coast Schools Prestige Individuals Championships 2026 (U15 Boys) | 2026 WCSC HS Individual Championship (U15 Boys) | Details |
| Standard | 2 | Willemse, S (Schalk) | 2 | 1 | 1 | West Coast & Mykonos Open 2024 (U14) | West Coast Schools Prestige Individuals Championships 2026 (U15 Boys) | Details |
| Standard | 3 | Booysen, C (Chadlin) | 2 | 1 | 1 | Pedro Booyse Top Schools 2026 (U15 Open) | Pedro Booyse Top Schools 2026 (U15 Open) | Details |
| Standard | 4 | Bester, J (Juandre) | 2 | 1 | 1 | Pedro Booyse Top Schools 2026 (U15 Open) | Pedro Booyse Top Schools 2026 (U15 Open) | Details |
| Standard | 5 | Klifas, X (Xhaviar) | 2 | 1 | 1 | Pedro Booyse Top Schools 2026 (U15 Open) | Pedro Booyse Top Schools 2026 (U15 Open) | Details |
| Rapid | 1 | Geduld, K (Kah-Lee) | 3 | 1 | 2 | Saldanha Open 2023 (Elite) | Deep Blue Open Team 2023 | Details |
| Rapid | 2 | Siebritz, N (Noelle) | 3 | 2 | 1 | Deep Blue Open 2023 (Advanced) | Lower West Coast Top Schools 2026 (U15) | Details |
| Rapid | 3 | Swarts, C (Cleowin) | 2 | 1 | 1 | Lower West Coast Top Schools 2025 (U17) | Lower West Coast Top Schools 2025 (U17) | Details |
| Rapid | 4 | Visagie, C (Christopher) | 2 | 1 | 1 | Lower West Coast Top Schools 2025 (U17) | Lower West Coast Top Schools 2025 (U17) | Details |
| Rapid | 5 | Maarman, L (Luciano) | 2 | 0 | 2 | Deep Blue Open 2023 (Advanced) | Deep Blue Open Team 2023 | Details |
| Blitz | 1 | Siebritz, Y (Yul) | 3 | 1 | 2 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |
| Blitz | 2 | Marinus, M (Madison) | 3 | 1 | 2 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |
| Blitz | 3 | Wehr, C (Corbin) | 3 | 3 | 0 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |
| Blitz | 4 | Ellman, A (Anne-Belle) | 3 | 1 | 2 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |
| Blitz | 5 | Siebritz, N (Noelle) | 3 | 0 | 3 | Deep Blue February Blitz Juniors 2024 | Deep Blue CC May Blitz 2024 | Details |