PLAYER PAGE
Reuben Joshua Barkhuizen
1170149169Tshwane (GTP)Personal
Main rating
| Rating | 1493 |
| K-factor | 32 |
| Floor | 1017.1 |
| Highest | 1517.1 (2026-07-01) |
| Min/Max +/- allowed | 106 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.5 |
| SWe | 0.41 |
| Temp +/- | 13.3 |
| Penalties | 0 |
| Weight perform | 1503.5 |
| Final +/- | +13.3 |
| New Rating () | |
| Rating | 1506.3 |
| K-factor | 32 |
| Floor | 1017.1 |
| Highest | 1517.1 (2026-07-01) |
| Min/Max +/- allowed | 105.5 |
Standard rating
| Rating | 1494 |
| K-factor | 32 |
| Floor | 1017.1 |
| Highest | 1517.1 (2026-07-01) |
| Min/Max +/- allowed | 105.5 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.78 |
| SWe | 0.22 |
| Temp +/- | 7.2 |
| Penalties | 0 |
| Weight perform | 1503.5 |
| Final +/- | +9.5 |
| New Rating () | |
| Rating | 1503.5 |
| K-factor | 32 |
| Floor | 1017.1 |
| Highest | 1517.1 (2026-07-01) |
| Min/Max +/- allowed | 105.5 |
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 (U10 Open) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1493 | 5 | 3 | 1585 | 13.3 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Etienne Lewis (U10) | Standard | 2026-08-08 | 2026-08-10 | Tshwane (GTP) | 7 | 1493 | 7 | 3 | 1329.1 | -44.9 | Details |
| 2 | 2026 Jacaranda Round Robin Open Chess Tournament (U10) | Standard | 2026-08-01 | 2026-08-01 | Tshwane (GTP) | 5 | 1493 | 5 | 3.5 | 1642.6 | 20.8 | Details |
| 3 | Elise Steenkamp 2026 (Knight) | Standard | 2026-06-13 | 2026-06-14 | Tshwane (GTP) | 5 | 1481.2 | 5 | 4 | 1621.9 | 26.3 | Details |
| 4 | 2026 Milos Ristic Teams Open (U10) | Standard | 2026-05-02 | 2026-05-02 | Tshwane (GTP) | 5 | 1459.8 | 5 | 4 | 1602.5 | 21.4 | Details |
| 5 | 2026 Blou Bull Chess Tournament (U10) | Standard | 2026-02-21 | 2026-02-21 | Tshwane (GTP) | 5 | 1436.1 | 5 | 4 | 1579.5 | 23.7 | Details |
| 6 | 2026 Piet Robbertse Open Chess Tournament (C) | Standard | 2026-02-07 | 2026-02-08 | Tshwane (GTP) | 5 | 1444.1 | 5 | 1.5 | 1207.9 | -25.2 | Details |
| 7 | 2026 Tshwane Chess Registration Tournament (U10) | Standard | 2026-01-31 | 2026-01-31 | Tshwane (GTP) | 5 | 1444.1 | 5 | 4 | 1553.8 | 5.6 | Details |
| 8 | Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1450.2 | 5 | 3 | 1407 | -3.8 | Details |
| 9 | 2025 Midstream Open Chess Tournament (U10) | Standard | 2025-08-25 | 2025-08-25 | Tshwane (GTP) | 5 | 1467.7 | 5 | 3 | 1317.5 | -13.8 | Details |
| 10 | 2025 Tshwane South School District CLOSED League Championship (U9A) | Standard | 2025-08-15 | 2025-08-15 | Tshwane (GTP) | 5 | 1467.7 | 5 | 3 | 1376.1 | -9.5 | Details |
| 11 | 2025 Etienne Lewis Closed Chess Tournament (U10) | Standard | 2025-08-08 | 2025-08-10 | Tshwane (GTP) | 7 | 1467.7 | 7 | 4.5 | 1551.6 | 12.2 | Details |
| 12 | 2025 Menlo Open (U10) | Standard | 2025-07-26 | 2025-07-26 | Tshwane (GTP) | 5 | 1480.1 | 5 | 3.5 | 1405.3 | -7.8 | Details |
| 13 | 2025 Silver Lakes Chess Club Open Chess Tournament (U10) | Standard | 2025-05-03 | 2025-05-03 | Tshwane (GTP) | 5 | 1399.4 | 5 | 4.5 | 1655.7 | 25.7 | Details |
| 14 | South African Junior Closed Chess Championships 2025 (U8 Open) | Classical | 2025-03-31 | 2025-04-05 | Cape Winelands (WCW) | 9 | 1409.5 | 9 | 4.5 | 1383.4 | -6.4 | Details |
| 15 | 2025 Chris Greyling Open Chess Tournament (U10) | Standard | 2025-03-15 | 2025-03-15 | Tshwane (GTP) | 5 | 1392.8 | 5 | 3.5 | 1506.5 | 10.5 | Details |
| 16 | 2025 KSNG Open (U10) | Standard | 2025-02-22 | 2025-02-22 | Tshwane (GTP) | 5 | 1472.3 | 5 | 3 | 1386.9 | -8.8 | Details |
| 17 | Constantiapark Open 2025 (U10) | Standard | 2025-02-15 | 2025-02-15 | Tshwane (GTP) | 5 | 1472.3 | 5 | 4 | 1557.7 | 9.1 | Details |
| 18 | 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) | Standard | 2025-02-01 | 2025-02-02 | Tshwane (GTP) | 5 | 1472.3 | 5 | 0 | 1025.9 | -50.1 | Details |
| 19 | 2025 Tshwane Chess OPEN Registration Tournament (U10) | Standard | 2025-01-25 | 2025-01-25 | Tshwane (GTP) | 5 | 1438.8 | 5 | 4 | 1522.1 | 7.6 | Details |
| 20 | Gauteng Inter-Region at UJ 2024 (U8 Open) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1423.5 | 5 | 4 | 1516.4 | 9.6 | Details |
| 21 | 2024 Etienne Lewis (U8) | Standard | 2024-08-31 | 2024-08-31 | Tshwane (GTP) | 5 | 1341.5 | 4 | 4 | 1801.2 | 40.5 | Details |
| 22 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U9A) | Standard | 2024-08-03 | 2024-08-03 | Tshwane (GTP) | 5 | 1407.6 | 5 | 1 | 975.3 | -41.3 | Details |
| 23 | Menlopark Open Chess Tournament 2024 (U8) | Standard | 2024-07-13 | 2024-07-13 | Tshwane (GTP) | 5 | 1315 | 5 | 5 | 1712.8 | 38.2 | Details |
| 24 | 2024 Elise Steenkamp Open Chess Tournament (Bishops) | Standard | 2024-06-15 | 2024-06-15 | Tshwane (GTP) | 5 | 1347.5 | 5 | 2 | 1176.8 | -18 | Details |
| 25 | 2024 Constantiapark Open (E) | Standard | 2024-02-17 | 2024-02-17 | Tshwane (GTP) | 5 | 1213.7 | 5 | 4 | 1469.7 | 24.2 | Details |
| 26 | 2024 Blou Bul Open Chess Tournament (E) | Standard | 2024-02-10 | 2024-02-10 | Tshwane (GTP) | 5 | 1213.7 | 5 | 3.5 | 1359.4 | 14.9 | Details |
| 27 | 2024 Tshwane Chess OPEN Registration Tournament (E) | Standard | 2024-01-27 | 2024-01-27 | Tshwane (GTP) | 5 | 1168.8 | 5 | 3.5 | 1344.4 | 16.4 | Details |
| 28 | 2024 Gauteng Inter-Region Chess Championship (U8) | Standard | 2024-01-13 | 2024-01-14 | Tshwane (GTP) | 5 | 1168.8 | 4 | 2 | 1236 | 6 | Details |
| 29 | Lardies Open Tournament 2023 (F) | Standard | 2023-10-28 | 2023-10-28 | Tshwane (GTP) | 5 | 1177.8 | 5 | 2 | 1126.1 | -4.3 | Details |
| 30 | 2023 Woman's Day Open Chess Tournament (Pawn) | Standard | 2023-08-09 | 2023-08-09 | Tshwane (GTP) | 5 | 1189.7 | 5 | 2.5 | 1206.7 | 2.3 | Details |
| 31 | 2023 Etienne Lewis Closed Tournament (U8) | Standard | 2023-08-26 | 2023-08-26 | Tshwane (GTP) | 6 | 1189.7 | 5 | 2 | 1122.1 | -8.3 | Details |
| 32 | 2023 Milos Ristic Open Tournament (F) | Standard | 2023-04-27 | 2023-04-27 | Tshwane (GTP) | 5 | 1198.3 | 4 | 1.5 | 1143.5 | -4.3 | Details |
| 33 | Chris Greyling Open Tournament 2023 (F) | Standard | 2023-03-21 | 2023-03-21 | Tshwane (GTP) | 5 | 1175.7 | 5 | 3 | 1284.1 | 11.3 | Details |
| 34 | Laerskool Constantiapark Open Chess Tournament 2023 (U8) | Standard | 2023-02-18 | 2023-02-18 | Tshwane (GTP) | 7 | 1200 | 6 | 4 | 1329.1 | 15.1 | Details |
| 35 | 2023 Piet Robbertse Fide Rated Open Chess Tournament (F) | Standard | 2023-02-04 | 2023-02-04 | Tshwane (GTP) | 5 | 1200 | 5 | 2 | 959.3 | -27.2 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 3 |
| Black | 2 |
| White wins | 3 |
| Black wins | 0 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1500 |
| Performance | 1585 |
Game statistics ()
| Games | 42 |
| Wins | 26 |
| Draws | 2 |
| Losses | 14 |
| White | 20 |
| Black | 22 |
| White wins | 14 |
| Black wins | 12 |
| Score | 27 |
| Percent | 64.3 |
| Dp | 121.4 |
| AOR | 1385 |
| Performance | 1506.4 |
Game statistics (History)
| Games | 186 |
| Wins | 106 |
| Draws | 15 |
| Losses | 65 |
| White | 94 |
| Black | 92 |
| White wins | 55 |
| Black wins | 51 |
| Score | 113.5 |
| Percent | 61 |
| Dp | 93.7 |
| AOR | 1295.3 |
| Performance | 1389 |
Rankings (Main)
| National | |
| Overall | 2071 |
| Gender | 1810 |
| Age group | 67 |
| Gender/Age | 59 |
| Provincial | |
| Overall | 724 |
| Gender | 633 |
| Age group | 28 |
| Gender/Age | 25 |
| Regional | |
| Overall | 256 |
| Gender | 220 |
| Age group | 12 |
| Gender/Age | 10 |
Rankings (Standard)
| National | |
| Overall | 1853 |
| Gender | 1603 |
| Age group | 66 |
| Gender/Age | 56 |
| Provincial | |
| Overall | 681 |
| Gender | 593 |
| Age group | 27 |
| Gender/Age | 24 |
| Regional | |
| Overall | 242 |
| Gender | 207 |
| Age group | 12 |
| Gender/Age | 10 |
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 | 3 |
| Percent | 60 |
| Aor | 1500 |
| Dp | 85 |
| Prat | 1585 |
Performance ()
| Games | 42 |
| Score | 27 |
| Percent | 64.3 |
| Aor | 1385 |
| Dp | 121.4 |
| Prat | 1506.4 |
Performance (12 months)
| Games | 47 |
| Score | 30 |
| Percent | 63.8 |
| Aor | 1378.3 |
| Dp | 117.6 |
| Prat | 1495.8 |
Performance (History)
| Games | 186 |
| Score | 113.5 |
| Percent | 61 |
| Aor | 1295.3 |
| Dp | 93.7 |
| Prat | 1389 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Grobbelaar, M (Mari) | 5 | 3 | 2 | 2023 Etienne Lewis Closed Tournament (U8) | 2025 Tshwane Chess OPEN Registration Tournament (U10) | Details |
| Overall | 2 | Brink, J (Jayden) | 4 | 2 | 2 | Menlopark Open Chess Tournament 2024 (U8) | 2025 Menlo Open (U10) | Details |
| Overall | 3 | Janse Van Rensburg, A (Ava) | 4 | 3 | 1 | Laerskool Constantiapark Open Chess Tournament 2023 (U8) | 2024 Etienne Lewis (U8) | Details |
| Overall | 4 | Li, J (Jiming) | 3 | 0 | 3 | Lardies Open Tournament 2023 (F) | 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) | Details |
| Overall | 5 | Rampersadh, M (Micah) | 3 | 2 | 1 | 2023 Etienne Lewis Closed Tournament (U8) | 2025 Silver Lakes Chess Club Open Chess Tournament (U10) | Details |
| Standard | 1 | Grobbelaar, M (Mari) | 5 | 3 | 2 | 2023 Etienne Lewis Closed Tournament (U8) | 2025 Tshwane Chess OPEN Registration Tournament (U10) | Details |
| Standard | 2 | Brink, J (Jayden) | 4 | 2 | 2 | Menlopark Open Chess Tournament 2024 (U8) | 2025 Menlo Open (U10) | Details |
| Standard | 3 | Janse Van Rensburg, A (Ava) | 4 | 3 | 1 | Laerskool Constantiapark Open Chess Tournament 2023 (U8) | 2024 Etienne Lewis (U8) | Details |
| Standard | 4 | Erdogan, D (Demir) | 3 | 2 | 1 | Chris Greyling Open Tournament 2023 (F) | 2025 Silver Lakes Chess Club Open Chess Tournament (U10) | Details |
| Standard | 5 | Koorts, L (Lukas) | 3 | 2 | 1 | 2024 Gauteng Inter-Region Chess Championship (U8) | Elise Steenkamp 2026 (Knight) | Details |