PLAYER PAGE
Personal
Van Der Merwe, H (Hendrik)
Chess SA id
1120148665FIDE id
?Date of birth
2012-06-14 (U16)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-12-07Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1337.5 | 1349.2 | 1200 | 1200 |
| Raw rating | 1336.8 | 1349.2 | 1200 | 1200 |
| Weighted rating | 1250.9 | 1253.2 | 1200 | 1200 |
| Weighted performance | 1337.5 | 1336 | 0 | 0 |
| Floor | 853.7 | 869 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 136.5 | 134.1 | 165.8 | 165.8 |
| Highest rating | 1372.32025-11-01 | 1369.42025-11-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1353.72025-11-01 | 13692025-11-01 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 1250.92026-01-01 | 1253.22026-01-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1372.32025-11-01 | 1369.42025-11-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -0.7 | 0 | 0 | 0 |
| New rating | 1336.8 | 1349.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1337.5 | 1349.2 | 1200 | 1200 |
| Raw rating | 1336.8 | 1349.2 | 1200 | 1200 |
| Weighted rating | 1250.9 | 1253.2 | 1200 | |
| Weighted performance | 1337.5 | 1336 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 853.7 | 869 | 700 | 700 |
| Max/Min rating change allowed | 136.5 | 134.1 | 165.8 | 165.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1336.8 | 1349.2 | 1200 | 1200 |
| New weighted rating | 1259.8 | 1263.2 | 1200 | 1200 |
| New weighted performance | 1328.5 | 1327 | 0 | 0 |
| Temp new rating | 1336.8 | 1349.2 | 1200 | 1200 |
| Temp new rating +/- | -0.7 | 0 | 0 | 0 |
| Final new rating +/- | -0.7 | 0 | 0 | 0 |
| New rating | 1336.8 | 1349.2 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 853.7 | 869 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 44 | 44 | 0 | 0 | |
| 47 | 47 | 0 | 0 | |
| 51 | 51 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 142 | 142 | 0 | 0 |
| Games since | |||||||||||||||||
| Main91 | Standard91 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 2637 | 910 | 326 | ||||||||||||||
| Male | 2119 | 728 | 256 | ||||||||||||||
| U14 | 455 | 151 | 51 | ||||||||||||||
| U14 Male | 336 | 108 | 35 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2431 | 906 | 343 | ||||||||||||||
| Male | 1959 | 730 | 270 | ||||||||||||||
| U14 | 417 | 150 | 54 | ||||||||||||||
| U14 Male | 307 | 105 | 34 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 44 | 21 | 47.73 | -19.3 | 1294.7 | 1275.3 |
| Standard | 44 | 21 | 47.73 | -19.3 | 1294.7 | 1275.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 142 | 66.5 | 46.83 | -26.9 | 1244.1 | 1217.1 |
| Standard | 142 | 66.5 | 46.83 | -26.9 | 1244.1 | 1217.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1336.8 | 1349.2 | 1200 | 1200 |
| 2025-11-30 | 1353.7 | 1369 | 1200 | 1200 |
| 2025-11-01 | 1353.7 | 1369 | 1200 | 1200 |
| 2025-09-30 | 1301.1 | 1306 | 1200 | 1200 |
| 2025-09-01 | 1301.1 | 1306 | 1200 | 1200 |
| 2025-08-01 | 1211.9 | 1212 | 1200 | 1200 |
| 2025-07-01 | 1199.1 | 1195.7 | 1200 | 1200 |
| 2025-06-01 | 1209 | 1205.6 | 1200 | 1200 |
| 2025-05-01 | 1209 | 1205.6 | 1200 | 1200 |
| 2025-04-01 | 1209 | 1205.6 | 1200 | 1200 |
| 2025-03-01 | 1212.8 | 1208.8 | 1200 | 1200 |
| 2025-02-01 | 1200.3 | 1195.6 | 1200 | 1200 |
| 2025-01-01 | 1231 | 1230.4 | 1200 | 1200 |
| 2024-12-01 | 1208.3 | 1206.6 | 1200 | 1200 |
| 2024-11-01 | 1208.3 | 1206.6 | 1200 | 1200 |
| 2024-10-01 | 1208.3 | 1206.6 | 1200 | 1200 |
| 2024-09-01 | 1176.2 | 1174.2 | 1200 | 1200 |
| 2024-11-01 | 1205.3 | 1205.9 | 1200 | 1200 |
| 2024-07-01 | 1196.7 | 1197.3 | 1200 | 1200 |
| 2024-06-01 | 1196.7 | 1197.3 | 1200 | 1200 |
| 2024-05-01 | 1158.2 | 1149.8 | 1200 | 1200 |
| 2024-04-01 | 1174 | 1167.1 | 1200 | 1200 |
| 2024-03-01 | 1174 | 1167.1 | 1200 | 1200 |
| 2024-02-01 | 1160.9 | 1150.2 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gauteng Inter-Region at Emerald Resort 2025 (U14 Candidates) | 2025-12-06 | 2025-12-07 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 2 | 2025 Gauteng Top Schools Teams (U13) | 2025-08-29 | 2025-08-29 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 3 | 2025 Tshwane South School District CLOSED League Championship (U13A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 4 | 2025 Etienne Lewis Closed Chess Tournament (U14) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
| 5 | 2025 Menlo Open (B) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 6 | 2025 Elise Steenkamp Open Chess Tournament (Rook) | 2025-06-14 | 2025-06-16 | Standard | Tshwane (GTP) | 7 | 7 | 2 | Yes | Analysis |
| 7 | AHS Open Chess Tournament 2025 (D) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | Constantiapark Open 2025 (D) | 2025-02-15 | 2025-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 9 | 2025 Tshwane Chess OPEN Registration Tournament (B3) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 10 | Gauteng Inter-Region at UJ 2024 (U14 Candidates) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 11 | 2024 Etienne Lewis (U14) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 12 | 2024 Alekhine Open Chess Tournament (B) | 2024-08-09 | 2024-08-10 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 13 | Menlopark Open Chess Tournament 2024 (C) | 2024-07-13 | 2024-07-13 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 14 | 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 15 | 2024 Milos Ristic Open Chess Tournament (B) | 2024-04-27 | 2024-04-27 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 16 | 2024 Tshwane Chess AHS Open Chess Tournament (D1) | 2024-02-24 | 2024-02-24 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 17 | 2024 Tshwane Chess OPEN Registration Tournament (D1) | 2024-01-27 | 2024-01-27 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 18 | 2024 Gauteng Inter-Region Chess Championship (U12C) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 19 | 2023 Alekhine Open Tournament (D) | 2023-09-09 | 2023-09-09 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 20 | 2023 Gauteng Top Schools (U11 Mixed) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 5 | 2.5 | Yes | Analysis |
| 21 | 2023 Etienne Lewis Closed Tournament (U12) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 22 | 2023 Tshwane South School District CLOSED League Championship (U11) | 2023-07-29 | 2023-07-29 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 23 | 2023 Menlo Open Tournament (D) | 2023-07-22 | 2023-07-22 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 24 | 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) | 2023-04-22 | 2023-04-22 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 25 | Tuks Junior Developmental Chess Tournament 2023 (Red) | 2023-03-18 | 2023-03-18 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 26 | 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D2) | 2023-03-04 | 2023-03-04 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 27 | Laerskool Constantiapark Open Chess Tournament 2023 (U12) | 2023-02-18 | 2023-02-18 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 28 | 2023 Tshwane Chess Open Registration Tournament (D2) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 4 | 0.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Gauteng Top Schools Teams | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-29 | rnd2 | typeStandard | result1 | ||
| OpponentBotha, N (Nicholaas) | OpponentMiya, K (Kwandokuhle) | ||||||||
| 2 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-29 | rnd4 | typeStandard | result1 | date2023-08-18 | rnd3 | typeStandard | result1 | ||
| OpponentVan Den Bergh, C (Christiaan) | OpponentGreen, A (Amber) | ||||||||
| 3 | 4 | TournamentConstantiapark Open 2025 | TournamentAHS Open Chess Tournament 2025 | ||||||
| date2025-02-15 | rnd4 | typeStandard | result1 | date2025-03-01 | rnd2 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentNiehaus, L (Liam) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-29 | rnd4 | typeStandard | result1 | date2023-08-18 | rnd3 | typeStandard | result1 | ||
| OpponentVan Den Bergh, C (Christiaan) | OpponentGreen, A (Amber) | ||||||||
| 2 | 4 | TournamentConstantiapark Open 2025 | TournamentAHS Open Chess Tournament 2025 | ||||||
| date2025-02-15 | rnd4 | typeStandard | result1 | date2025-03-01 | rnd2 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentNiehaus, L (Liam) | ||||||||
| 3 | 4 | TournamentTuks Junior Developmental Chess Tournament 2023 | Tournament2023 Tshwane South School District CLOSED Individual Championships | ||||||
| date2023-03-18 | rnd4 | typeStandard | result0.5 | date2023-04-22 | rnd2 | typeStandard | result1 | ||
| OpponentLoubser, L (Lara) | OpponentOlivier, F (Frederik) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentConstantiapark Open 2025 | TournamentAHS Open Chess Tournament 2025 | ||||||
| date2025-02-15 | rnd4 | typeStandard | result1 | date2025-03-01 | rnd2 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentNiehaus, L (Liam) | ||||||||
| 2 | 3 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentBotha, N (Nicholaas) | OpponentSimao, A (Arya) | ||||||||
| 3 | 3 | Tournament2025 Etienne Lewis Closed Chess Tournament | Tournament2025 Etienne Lewis Closed Chess Tournament | ||||||
| date2025-08-09 | rnd2 | typeStandard | result1 | date2025-08-09 | rnd4 | typeStandard | result1 | ||
| OpponentSlabbert, M (Marko) | OpponentEbersohn, G (Gerhard) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentConstantiapark Open 2025 | TournamentAHS Open Chess Tournament 2025 | ||||||
| date2025-02-15 | rnd4 | typeStandard | result1 | date2025-03-01 | rnd2 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentNiehaus, L (Liam) | ||||||||
| 2 | 3 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentBotha, N (Nicholaas) | OpponentSimao, A (Arya) | ||||||||
| 3 | 3 | Tournament2025 Etienne Lewis Closed Chess Tournament | Tournament2025 Etienne Lewis Closed Chess Tournament | ||||||
| date2025-08-09 | rnd2 | typeStandard | result1 | date2025-08-09 | rnd4 | typeStandard | result1 | ||
| OpponentSlabbert, M (Marko) | OpponentEbersohn, G (Gerhard) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Buchner ,E (Emil) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1332.2 | 1473.9 | 1319.7 | 1473.9 | 0 | 0 | 0 | 0 | ||||||
| 2 | Fokker ,CD (Christiaan Dirk) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1262.8 | 837.8 | 1253.2 | 837.8 | 0 | 0 | 0 | 0 | ||||||
| 3 | Coetzee ,M (Mauritz) | 3 | 1.5 | 0 | 3 | 1.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1167.3 | 1167.3 | 1151.4 | 1167.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Bogaard ,A (Anneke) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1123.3 | 1264.9 | 1116.2 | 1264.9 | 0 | 0 | 0 | 0 | ||||||
| 5 | Grahan ,T (Tylo) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1284.5 | 859.5 | 1274 | 859.5 | 0 | 0 | 0 | 0 | ||||||
| 6 | Van Den Bergh ,C (Christiaan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1121.6 | 1121.6 | 1107 | 1121.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Human ,S (Samuel) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1231.9 | 1231.9 | 1231.9 | 1231.9 | 0 | 0 | 0 | 0 | ||||||
| 8 | Snyman ,J (Jacques) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1294.2 | 869.2 | 1291.8 | 869.2 | 0 | 0 | 0 | 0 | ||||||
| 9 | Viljoen ,A (Adriaan Johannes) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1142.6 | 717.6 | 1138.2 | 717.6 | 0 | 0 | 0 | 0 | ||||||
| 10 | Veldman ,C (Chantane) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1236.1 | 1661.1 | 1213.1 | 1661.1 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|