PLAYER PAGE

Aidan Visser

1140139663
Sedibeng (GSV)
Personal
Main rating
Rating 1440.4
K-factor 32
Floor 959.2
Highest 1552.3 (2022-04-01)
Min/Max +/- allowed 100
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1421
Final +/- 0
New Rating
()
Rating 1440.4
K-factor 32
Floor 959.2
Highest 1552.3 (2022-04-01)
Min/Max +/- allowed 100.4
Standard rating
Rating 1447
K-factor 32
Floor 956.4
Highest 1548.7 (2022-04-01)
Min/Max +/- allowed 100.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1421
Final +/- 0
New Rating
()
Rating 1447
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 Hoerskool Drie Riviere Chess Open 07 March 2026 (D) Standard 2026-03-07 2026-03-07 Sedibeng (GSV) 5 1440.3 5 3.5 1573.9 19.9 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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 0 Details
2 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 0 Details
3 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 0 Details
4 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 0 Details
5 2025 Gauteng Top Schools Teams (U11) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1442.1 5 2 1259 0 Details
6 LS Fonteine Open 18 Oct 2025 (E) Standard 2025-10-18 2025-10-18 Sedibeng (GSV) 5 1442.1 5 3.5 1497.1 0 Details
7 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 0 Details
8 HS Driehoek Chess Open 2025 (E) Standard 2025-06-14 2025-06-14 Sedibeng (GSV) 5 1397.4 5 3.5 1453.9 0 Details
9 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 0 Details
10 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 0 Details
11 Hoerskool Drie Riviere Open 08 March 2025 (E) Standard 2025-03-08 2025-03-08 Sedibeng (GSV) 5 1388.1 5 4 1457.2 0 Details
12 Laerskool Vaalpark Open 01 March 25 (E) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1388.1 5 3 1421.4 0 Details
13 Laer Volkskool Open 15 Feb 2025 (E) Standard 2025-02-15 2025-02-15 Sedibeng (GSV) 5 1371.1 5 3.5 1471.6 0 Details
14 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 0 Details
15 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 0 Details
16 Queens Gambit Chess Open 2024 (D) Standard 2024-11-23 2024-11-23 Sedibeng (GSV) 5 1426.9 5 3 1305.8 0 Details
17 Fonteine Open 2024 (D) Standard 2024-10-19 2024-10-19 Sedibeng (GSV) 5 1414.2 5 4 1534.4 0 Details
18 NWU Vaal Chess Open 12 Oct 2024 (D) Standard 2024-10-12 2024-10-12 Sedibeng (GSV) 5 1414.2 4 2 1163.1 0 Details
19 Gauteng Top Schools 2024 (U11 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1414.2 5 4 1560.2 0 Details
20 Kings Gambit Chess Open 14 Sept 2024 (E) Standard 2024-09-14 2024-09-14 Sedibeng (GSV) 5 1353.6 5 4 1504.7 0 Details
21 Sedibeng Chess Open 07 Sept 24 (E) Standard 2024-09-07 2024-09-07 Sedibeng (GSV) 5 1353.6 5 3 1444.8 0 Details
22 Gauteng Schools Individuals Finals 2024 (U11 Boys) Standard 2024-08-16 2024-08-16 Ekurhuleni (GE) 5 1353.6 5 3 1350.4 0 Details
23 North School Primary Chess Open 2024 (D) Standard 2024-08-31 2024-08-31 Sedibeng (GSV) 5 1353.6 5 2 1252.7 0 Details
24 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 0 Details
25 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 0 Details
26 Midvaal Winter Classic 13 July 2024 (E) Rapid 2024-07-13 2024-07-13 Sedibeng (GSV) 7 1333 7 3 1165.6 0 Details
27 Vaalpark Primary Chess Open 2024 (D) Standard 2024-04-13 2024-04-13 Sedibeng (GSV) 5 1357.2 5 3 1261.6 0 Details
28 HS Drie Riviere Chess Open Section 2024 (D) Standard 2024-03-09 2024-03-09 Sedibeng (GSV) 5 1357.2 5 3 1280.7 0 Details
29 NG Kerk Vanderbijlpark Suid 2024 (D) Standard 2024-02-24 2024-02-24 Sedibeng (GSV) 5 1375.8 5 3 1312.5 0 Details
30 Laerskool Midvaal Chess Open Section 2024 (D) Standard 2024-02-10 2024-02-10 Sedibeng (GSV) 5 1375.8 5 3 1334.7 0 Details
31 2024 Gauteng Inter-Region Chess Championship (U10A) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1433.3 5 0.5 1116.3 0 Details
32 Dr Pieter Hangelbroek Rapid 2023 (D) Rapid 2023-10-28 2023-10-28 Sedibeng (GSV) 5 1437.7 4 2 1387.7 0 Details
33 Fonteine Chess Open 2023 (F) Standard 2023-09-02 2023-09-02 Sedibeng (GSV) 5 1459.2 5 3 1311.5 0 Details
34 Overvaal Ope Jul 2023 (E) Standard 2023-07-22 2023-07-22 Sedibeng (GSV) 5 1395.5 5 5 1645.8 0 Details
35 Valia's Chess Tournament 2023 (E) Standard 2023-05-06 2023-05-06 Sedibeng (GSV) 5 1311 5 5 1613.4 0 Details
36 Driehoek Open Chess Tournament 2023 (D) Standard 2023-05-13 2023-05-13 Sedibeng (GSV) 5 1311 5 2.5 1280.3 0 Details
37 Overvaal Open 2023 (E) Standard 2023-04-15 2023-04-15 Sedibeng (GSV) 5 1282.9 5 4 1431.8 0 Details
38 Hoerskool Drie Riviere Open 2023 (E) Standard 2023-03-11 2023-03-11 Sedibeng (GSV) 5 1274.5 5 3 1317 0 Details
39 Laerkool Midvaal Chess Open 2023 (E) Standard 2023-01-28 2023-01-28 Sedibeng (GSV) 5 1238.3 5 4 1451.1 0 Details
40 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 0 Details
41 Dr Peter Hangelbroek Open 2022 (F) Standard 2022-10-29 2022-10-29 Sedibeng (GSV) 5 1357.8 5 2.5 1201.2 0 Details
42 Hoerskool Overvaal 2022 (E) Standard 2022-06-11 2022-06-11 Sedibeng (GSV) 5 1362.8 4 2 1170.7 0 Details
43 LS Vryheidsmonument Chess Open 2022 (E) Standard 2022-05-07 2022-05-07 Sedibeng (GSV) 6 1350 6 5 1408.7 0 Details
44 Lux Deo NG Kerk Chess Open 2022 (E) Standard 2022-04-09 2022-04-09 Sedibeng (GSV) 5 1209.6 4 4 1596.1 0 Details
45 Dirk De Koster Chess Open 2022 (E) Standard 2022-04-23 2022-04-23 Ekurhuleni (GE) 6 1209.6 6 6 1614.9 0 Details
46 Drie Riviere Open 2022 (E) Standard 2022-03-12 2022-03-12 Sedibeng (GSV) 6 1200 6 3.5 1240.3 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 236
Wins 137
Draws 15
Losses 84
White 122
Black 114
White wins 74
Black wins 63
Score 144.5
Percent 61.2
Dp 95.4
AOR 1276.3
Performance 1371.7
Rankings (Main)
National
Overall 2572
Gender 2215
Age group 257
Gender/Age 188
Provincial
Overall 887
Gender 757
Age group 90
Gender/Age 68
Regional
Overall 70
Gender 63
Age group 7
Gender/Age 6
Rankings (Standard)
National
Overall 2232
Gender 1924
Age group 227
Gender/Age 167
Provincial
Overall 799
Gender 680
Age group 84
Gender/Age 62
Regional
Overall 67
Gender 59
Age group 6
Gender/Age 5
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 59
Score 35.5
Percent 60.2
Aor 1355.3
Dp 86.4
Prat 1441.8
Performance (History)
Games 236
Score 144.5
Percent 61.2
Aor 1276.3
Dp 95.4
Prat 1371.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Du Toit, M (Monika) 15 8 7 Dirk De Koster Chess Open 2022 (E) LS Fonteine Open 18 Oct 2025 (E) 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) 14 7 7 Dirk De Koster Chess Open 2022 (E) LS Fonteine Open 18 Oct 2025 (E) 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