PLAYER PAGE
Estian Corneelsen
1160314769West Rand (GWR)Personal
Main rating
| Rating | 1404.4 |
| K-factor | 36 |
| Floor | 852.1 |
| Highest | 1422.4 (2025-11-01) |
| Min/Max +/- allowed | 121 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 1.91 |
| SWe | 0.07 |
| Temp +/- | 2.7 |
| Penalties | 0 |
| Weight perform | 1412.7 |
| Final +/- | +8.3 |
| New Rating () | |
| Rating | 1412.7 |
| K-factor | 36 |
| Floor | 852.1 |
| Highest | 1422.4 (2025-11-01) |
| Min/Max +/- allowed | 120.8 |
Standard rating
| Rating | 1418 |
| K-factor | 36 |
| Floor | 874.7 |
| Highest | 1424.1 (2025-11-01) |
| Min/Max +/- allowed | 120.5 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2 |
| SWe | 0 |
| Temp +/- | -0.1 |
| Penalties | 0 |
| Weight perform | 1412.7 |
| Final +/- | -0.1 |
| New Rating () | |
| Rating | 1417.9 |
| K-factor | 36 |
| Floor | 874.7 |
| Highest | 1424.1 (2025-11-01) |
| Min/Max +/- allowed | 120.5 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| 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 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| 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 (2025-03-01) |
| 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 Open) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1404.4 | 5 | 2 | 1413.5 | 2.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | West Rand Trials 2026 (U12) | Standard | 2026-09-05 | 2026-09-05 | West Rand (GWR) | 5 | 1356.4 | 5 | 3.5 | 1637.7 | 48 | Details |
| 2 | West Rand Juniors 2026 (U12) | Standard | 2026-03-07 | 2026-03-07 | West Rand (GWR) | 5 | 1344.8 | 5 | 3 | 1412 | 10.6 | Details |
| 3 | West Rand Open 2026 (U12) | Standard | 2026-02-07 | 2026-02-07 | West Rand (GWR) | 5 | 1318.4 | 5 | 2.5 | 1437.7 | 8.2 | Details |
| 4 | Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1407.3 | 5 | 1 | 1166 | -25.9 | Details |
| 5 | West Rand Closed 2025 (U10) | Standard | 2025-10-18 | 2025-10-18 | West Rand (GWR) | 5 | 1328.2 | 5 | 3.5 | 1470.5 | 13.3 | Details |
| 6 | West Rand Women's Day Open 2025 (U10) | Standard | 2025-08-09 | 2025-08-09 | West Rand (GWR) | 5 | 1279 | 5 | 4 | 1566.3 | 27.4 | Details |
| 7 | 2025 D2 Schools League Finals (U9) | Standard | 2025-07-26 | 2025-07-26 | West Rand (GWR) | 5 | 1232.6 | 5 | 4 | 1489.5 | 25.7 | Details |
| 8 | FIDE in The West 2025 (U10) | Standard | 2025-04-12 | 2025-04-12 | West Rand (GWR) | 5 | 1215 | 5 | 3 | 1322.4 | 9.8 | Details |
| 9 | 2025 West Rand Open (U10) | Standard | 2025-02-08 | 2025-02-08 | West Rand (GWR) | 5 | 1200 | 5 | 3 | 1269.3 | 7.5 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| AOR | 1498.5 |
| Performance | 1413.5 |
Game statistics ()
| Games | 20 |
| Wins | 10 |
| Draws | 2 |
| Losses | 8 |
| White | 10 |
| Black | 10 |
| White wins | 5 |
| Black wins | 5 |
| Score | 11 |
| Percent | 55 |
| Dp | 42.5 |
| AOR | 1432.7 |
| Performance | 1475.2 |
Game statistics (History)
| Games | 50 |
| Wins | 28 |
| Draws | 3 |
| Losses | 19 |
| White | 25 |
| Black | 25 |
| White wins | 11 |
| Black wins | 17 |
| Score | 29.5 |
| Percent | 59 |
| Dp | 76.5 |
| AOR | 1342 |
| Performance | 1418.5 |
Rankings (Main)
| National | |
| Overall | 3510 |
| Gender | 2972 |
| Age group | 327 |
| Gender/Age | 256 |
| Provincial | |
| Overall | 1212 |
| Gender | 1029 |
| Age group | 116 |
| Gender/Age | 95 |
| Regional | |
| Overall | 95 |
| Gender | 81 |
| Age group | 16 |
| Gender/Age | 14 |
Rankings (Standard)
| National | |
| Overall | 2849 |
| Gender | 2387 |
| Age group | 266 |
| Gender/Age | 207 |
| Provincial | |
| Overall | 1023 |
| Gender | 870 |
| Age group | 93 |
| Gender/Age | 77 |
| Regional | |
| Overall | 78 |
| Gender | 65 |
| Age group | 15 |
| Gender/Age | 13 |
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 | 2 |
| Percent | 40 |
| Aor | 1498.5 |
| Dp | -85 |
| Prat | 1413.5 |
Performance ()
| Games | 20 |
| Score | 11 |
| Percent | 55 |
| Aor | 1432.7 |
| Dp | 42.5 |
| Prat | 1475.2 |
Performance (12 months)
| Games | 25 |
| Score | 12 |
| Percent | 48 |
| Aor | 1430.4 |
| Dp | -17 |
| Prat | 1413.4 |
Performance (History)
| Games | 50 |
| Score | 29.5 |
| Percent | 59 |
| Aor | 1342 |
| Dp | 76.5 |
| Prat | 1418.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Human, L (Lian) | 3 | 3 | 0 | FIDE in The West 2025 (U10) | West Rand Closed 2025 (U10) | Details |
| Overall | 2 | Dlamini, P (Philasande) | 3 | 2 | 1 | West Rand Women's Day Open 2025 (U10) | West Rand Open 2026 (U12) | Details |
| Overall | 3 | Van Der Merwe, J (Jayden) | 2 | 1 | 1 | West Rand Open 2026 (U12) | West Rand Trials 2026 (U12) | Details |
| Overall | 4 | Lourens, H (Hendrikus) | 2 | 1 | 1 | West Rand Closed 2025 (U10) | West Rand Open 2026 (U12) | Details |
| Overall | 5 | Wiggil, A (Anjanette) | 2 | 2 | 0 | FIDE in The West 2025 (U10) | West Rand Closed 2025 (U10) | Details |
| Standard | 1 | Human, L (Lian) | 3 | 3 | 0 | FIDE in The West 2025 (U10) | West Rand Closed 2025 (U10) | Details |
| Standard | 2 | Dlamini, P (Philasande) | 3 | 2 | 1 | West Rand Women's Day Open 2025 (U10) | West Rand Open 2026 (U12) | Details |
| Standard | 3 | Wiggil, A (Anjanette) | 2 | 2 | 0 | FIDE in The West 2025 (U10) | West Rand Closed 2025 (U10) | Details |
| Standard | 4 | Van Der Merwe, J (Jayden) | 2 | 1 | 1 | West Rand Open 2026 (U12) | West Rand Trials 2026 (U12) | Details |
| Standard | 5 | Lourens, H (Hendrikus) | 2 | 1 | 1 | West Rand Closed 2025 (U10) | West Rand Open 2026 (U12) | Details |