PLAYER PAGE

Aidan Visser

1140139663
Sedibeng (GSV)
Personal
Main rating
Rating 1460.8
K-factor 32
Floor 959.2
Highest 1552.3 (2022-04-01)
Min/Max +/- allowed 100
Rating Change
()
Games 5
Score 3.5
We 3.21
SWe 0.24
Temp +/- 7.6
Penalties 0
Weight perform 1478.6
Final +/- +17.8
New Rating
()
Rating 1478.6
K-factor 32
Floor 959.2
Highest 1552.3 (2022-04-01)
Min/Max +/- allowed 100.4
Standard rating
Rating 1468.8
K-factor 32
Floor 956.4
Highest 1548.7 (2022-04-01)
Min/Max +/- allowed 100.9
Rating Change
()
Games 5
Score 3.5
We 3.26
SWe 0.24
Temp +/- 7.6
Penalties 0
Weight perform 1478.6
Final +/- +9.9
New Rating
()
Rating 1478.6
K-factor 32
Floor 956.4
Highest 1548.7 (2022-04-01)
Min/Max +/- allowed 100.9
Rapid rating
Rating 1191.2
K-factor 36
Floor 704
Highest 1231.7 (2023-10-01)
Min/Max +/- allowed 158.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1191.2
K-factor 36
Floor 704
Highest 1231.7 (2023-10-01)
Min/Max +/- allowed 158.5
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 Chess-in-the-Vaal Open 18 April 2026 (E) Standard 2026-04-18 2026-04-18 Sedibeng (GSV) 5 1460.8 5 3.5 1515.3 7.6 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Hoerskool Drie Riviere Chess Open 07 March 2026 (D) Standard 2026-03-07 2026-03-07 Sedibeng (GSV) 5 1440.4 5 3.5 1573.9 19.8 Details
2 2025 Mzansi Individual Championships (U12 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1416.7 6 2.5 1351.4 -9.2 Details
3 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1416.7 5 3 1574.4 14.6 Details
4 Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1416.7 5 3 1499.3 10 Details
5 Queen's Gambit Chess Open 29 Nov 2025 (E+F) Standard 2025-11-29 2025-11-29 Sedibeng (GSV) 5 1420.2 4 2 1391.8 -2.2 Details
6 2025 Gauteng Top Schools Teams (U11) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1442.1 5 2 1259 -18.4 Details
7 LS Fonteine Open 18 Oct 2025 (E) Standard 2025-10-18 2025-10-18 Sedibeng (GSV) 5 1442.1 5 3.5 1497.1 4.6 Details
8 GDE (D8) Sedibeng West Schools - Teams 2025 (U9+U11) Standard 2025-08-16 2025-08-16 Sedibeng (GSV) 5 1416.8 5 4.5 1584.3 15.8 Details
9 HS Driehoek Chess Open 2025 (E) Standard 2025-06-14 2025-06-14 Sedibeng (GSV) 5 1397.4 5 3.5 1453.9 5 Details
10 GDE (D8) Sedibeng West Schools Individuals 2025 (U11 Boys) Standard 2025-06-07 2025-06-07 Sedibeng (GSV) 5 1397.4 5 4 1475.8 7.1 Details
11 South African Junior Closed Chess Championships 2025 (U12 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1406.7 9 3.5 1376.1 -5.8 Details
12 Hoerskool Drie Riviere Open 08 March 2025 (E) Standard 2025-03-08 2025-03-08 Sedibeng (GSV) 5 1388.1 5 4 1457.2 7.6 Details
13 Laerskool Vaalpark Open 01 March 25 (E) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1388.1 5 3 1421.4 4 Details
14 Laer Volkskool Open 15 Feb 2025 (E) Standard 2025-02-15 2025-02-15 Sedibeng (GSV) 5 1371.1 5 3.5 1471.6 10.6 Details
15 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Combined) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1407.5 7 3 1317.9 -15.6 Details
16 Gauteng Inter-Region at UJ 2024 (U12 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1407.5 5 0 959.6 -50.3 Details
17 Queens Gambit Chess Open 2024 (D) Standard 2024-11-23 2024-11-23 Sedibeng (GSV) 5 1426.9 5 3 1305.8 -12.1 Details
18 Fonteine Open 2024 (D) Standard 2024-10-19 2024-10-19 Sedibeng (GSV) 5 1414.2 5 4 1534.4 12.4 Details
19 NWU Vaal Chess Open 12 Oct 2024 (D) Standard 2024-10-12 2024-10-12 Sedibeng (GSV) 5 1414.2 4 2 1163.1 -19.4 Details
20 Gauteng Top Schools 2024 (U11 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1414.2 5 4 1560.2 14.9 Details
21 Kings Gambit Chess Open 14 Sept 2024 (E) Standard 2024-09-14 2024-09-14 Sedibeng (GSV) 5 1353.6 5 4 1504.7 14.1 Details
22 Sedibeng Chess Open 07 Sept 24 (E) Standard 2024-09-07 2024-09-07 Sedibeng (GSV) 5 1353.6 5 3 1444.8 9.6 Details
23 Gauteng Schools Individuals Finals 2024 (U11 Boys) Standard 2024-08-16 2024-08-16 Ekurhuleni (GE) 5 1353.6 5 3 1350.4 -0.8 Details
24 North School Primary Chess Open 2024 (D) Standard 2024-08-31 2024-08-31 Sedibeng (GSV) 5 1353.6 5 2 1252.7 -9.3 Details
25 Sedibeng West District Schools Chess Team's Championships 2024 (U11) Standard 2024-08-12 2024-08-12 Sedibeng (GSV) 5 1310.2 3 3 1652.7 19.4 Details
26 Sedibeng West District Schools Individual Chess Championships 2024 (U11 Boys) Standard 2024-07-27 2024-07-27 Sedibeng (GSV) 5 1333 5 3.5 1366.8 2.7 Details
27 Midvaal Winter Classic 13 July 2024 (E) Rapid 2024-07-13 2024-07-13 Sedibeng (GSV) 7 1333 7 3 1165.6 -17 Details
28 Vaalpark Primary Chess Open 2024 (D) Standard 2024-04-13 2024-04-13 Sedibeng (GSV) 5 1357.2 5 3 1261.6 -8.5 Details
29 HS Drie Riviere Chess Open Section 2024 (D) Standard 2024-03-09 2024-03-09 Sedibeng (GSV) 5 1357.2 5 3 1280.7 -6.6 Details
30 NG Kerk Vanderbijlpark Suid 2024 (D) Standard 2024-02-24 2024-02-24 Sedibeng (GSV) 5 1375.8 5 3 1312.5 -7 Details
31 Laerskool Midvaal Chess Open Section 2024 (D) Standard 2024-02-10 2024-02-10 Sedibeng (GSV) 5 1375.8 5 3 1334.7 -4.7 Details
32 2024 Gauteng Inter-Region Chess Championship (U10A) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1433.3 5 0.5 1116.3 -35.8 Details
33 Dr Pieter Hangelbroek Rapid 2023 (D) Rapid 2023-10-28 2023-10-28 Sedibeng (GSV) 5 1437.7 4 2 1387.7 -2.8 Details
34 Fonteine Chess Open 2023 (F) Standard 2023-09-02 2023-09-02 Sedibeng (GSV) 5 1459.2 5 3 1311.5 -13.4 Details
35 Overvaal Ope Jul 2023 (E) Standard 2023-07-22 2023-07-22 Sedibeng (GSV) 5 1395.5 5 5 1645.8 23.9 Details
36 Valia's Chess Tournament 2023 (E) Standard 2023-05-06 2023-05-06 Sedibeng (GSV) 5 1311 5 5 1613.4 28.9 Details
37 Driehoek Open Chess Tournament 2023 (D) Standard 2023-05-13 2023-05-13 Sedibeng (GSV) 5 1311 5 2.5 1280.3 -3.7 Details
38 Overvaal Open 2023 (E) Standard 2023-04-15 2023-04-15 Sedibeng (GSV) 5 1282.9 5 4 1431.8 15.3 Details
39 Hoerskool Drie Riviere Open 2023 (E) Standard 2023-03-11 2023-03-11 Sedibeng (GSV) 5 1274.5 5 3 1317 4.8 Details
40 Laerkool Midvaal Chess Open 2023 (E) Standard 2023-01-28 2023-01-28 Sedibeng (GSV) 5 1238.3 5 4 1451.1 20.2 Details
41 2022 South African Junior Team Chess Championships (U10 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1329.4 6 1 969.6 -50.6 Details
42 Dr Peter Hangelbroek Open 2022 (F) Standard 2022-10-29 2022-10-29 Sedibeng (GSV) 5 1357.8 5 2.5 1201.2 -15.8 Details
43 Hoerskool Overvaal 2022 (E) Standard 2022-06-11 2022-06-11 Sedibeng (GSV) 5 1362.8 4 2 1170.7 -14.8 Details
44 LS Vryheidsmonument Chess Open 2022 (E) Standard 2022-05-07 2022-05-07 Sedibeng (GSV) 6 1350 6 5 1408.7 7.2 Details
45 Lux Deo NG Kerk Chess Open 2022 (E) Standard 2022-04-09 2022-04-09 Sedibeng (GSV) 5 1209.6 4 4 1596.1 30.4 Details
46 Dirk De Koster Chess Open 2022 (E) Standard 2022-04-23 2022-04-23 Ekurhuleni (GE) 6 1209.6 6 6 1614.9 47.8 Details
47 Drie Riviere Open 2022 (E) Standard 2022-03-12 2022-03-12 Sedibeng (GSV) 6 1200 6 3.5 1240.3 4.8 Details
Game statistics ( )
Games 5
Wins 3
Draws 1
Losses 1
White 3
Black 2
White wins 3
Black wins 0
Score 3.5
Percent 70
Dp 170
AOR 1345.3
Performance 1515.3
Game statistics ()
Games 10
Wins 6
Draws 2
Losses 2
White 6
Black 4
White wins 4
Black wins 2
Score 7
Percent 70
Dp 170
AOR 1374.6
Performance 1544.6
Game statistics (History)
Games 246
Wins 143
Draws 17
Losses 86
White 128
Black 118
White wins 78
Black wins 65
Score 151.5
Percent 61.6
Dp 98.5
AOR 1280.3
Performance 1378.8
Rankings (Main)
National
Overall 2374
Gender 2047
Age group 242
Gender/Age 178
Provincial
Overall 803
Gender 687
Age group 78
Gender/Age 61
Regional
Overall 66
Gender 58
Age group 7
Gender/Age 6
Rankings (Standard)
National
Overall 2106
Gender 1810
Age group 214
Gender/Age 158
Provincial
Overall 750
Gender 640
Age group 72
Gender/Age 53
Regional
Overall 65
Gender 57
Age group 5
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 3.5
Percent 70
Aor 1345.3
Dp 170
Prat 1515.3
Performance ()
Games 10
Score 7
Percent 70
Aor 1374.6
Dp 170
Prat 1544.6
Performance (12 months)
Games 55
Score 35
Percent 63.6
Aor 1353.9
Dp 115.9
Prat 1469.8
Performance (History)
Games 246
Score 151.5
Percent 61.6
Aor 1280.3
Dp 98.5
Prat 1378.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Du Toit, M (Monika) 16 9 7 Dirk De Koster Chess Open 2022 (E) Hoerskool Drie Riviere Chess Open 07 March 2026 (D) Details
Overall 2 Emanuel, S (Shiloh) 12 4 8 Drie Riviere Open 2022 (E) LS Fonteine Open 18 Oct 2025 (E) Details
Overall 3 Swarts, C (Ciara) 6 4 2 Laer Volkskool Open 15 Feb 2025 (E) Queen's Gambit Chess Open 29 Nov 2025 (E+F) Details
Overall 4 Waldick, F (Frederick) 5 2 3 Drie Riviere Open 2022 (E) Laerkool Midvaal Chess Open 2023 (E) Details
Overall 5 Myburgh, AA (Alex) 5 4 1 Dr Peter Hangelbroek Open 2022 (F) Overvaal Ope Jul 2023 (E) Details
Standard 1 Du Toit, M (Monika) 15 8 7 Dirk De Koster Chess Open 2022 (E) Hoerskool Drie Riviere Chess Open 07 March 2026 (D) Details
Standard 2 Emanuel, S (Shiloh) 10 3 7 Drie Riviere Open 2022 (E) LS Fonteine Open 18 Oct 2025 (E) Details
Standard 3 Swarts, C (Ciara) 6 4 2 Laer Volkskool Open 15 Feb 2025 (E) Queen's Gambit Chess Open 29 Nov 2025 (E+F) Details
Standard 4 Waldick, F (Frederick) 5 2 3 Drie Riviere Open 2022 (E) Laerkool Midvaal Chess Open 2023 (E) Details
Standard 5 Myburgh, AA (Alex) 5 4 1 Dr Peter Hangelbroek Open 2022 (F) Overvaal Ope Jul 2023 (E) Details
Rapid 1 Emanuel, S (Shiloh) 2 1 1 Dr Pieter Hangelbroek Rapid 2023 (D) Midvaal Winter Classic 13 July 2024 (E) Details