PLAYER PAGE

Amber Viljoen

2090109345
Tshwane (GTP)
Personal
Main rating
Rating 1440.2
K-factor 32
Floor 940.2
Highest 1440.2 (2026-03-01)
Min/Max +/- allowed 118
Rating Change
()
Games 9
Score 5
We 3.84
SWe 1.16
Temp +/- 37.1
Penalties 0
Weight perform 1481.4
Final +/- +41.3
New Rating
()
Rating 1481.4
K-factor 32
Floor 981.4
Highest 1481.4 (2026-04-01)
Min/Max +/- allowed 111
Standard rating
Rating 1440.2
K-factor 32
Floor 940.2
Highest 1440.2 (2026-03-01)
Min/Max +/- allowed 117.8
Rating Change
()
Games 9
Score 5
We 3.96
SWe 1.04
Temp +/- 33.3
Penalties 0
Weight perform 1481.4
Final +/- +41.3
New Rating
()
Rating 1481.4
K-factor 32
Floor 981.4
Highest 1481.4 (2026-04-01)
Min/Max +/- allowed 111
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 South African Junior Closed Chess Championship 2026 (U18 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1440.2 9 5 1546.2 37.1 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Lubowski Open Chess Tournament (C) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1393 5 3.5 1585.1 32.6 Details
2 2026 Tshwane Chess Registration Tournament (C2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1407 5 2 1315.2 -8.5 Details
3 Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1351.7 5 4 1622.3 30.6 Details
4 2025 Tshwane South School District CLOSED League Championship (U19A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1356.9 5 3 1363.6 0 Details
5 2025 Etienne Lewis Closed Chess Tournament (U18) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1356.9 7 3 1333.3 -3 Details
6 2025 Elise Steenkamp Open Chess Tournament (Queen) Standard 2025-06-14 2025-06-16 Tshwane (GTP) 7 1370.8 6 2 1313.4 -7.7 Details
7 2025 Tshwane South School District Individual Finals (D4) (U18 Girls) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1357.6 5 3 1439.8 7.3 Details
8 AHS Open Chess Tournament 2025 (B) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1324.7 5 2.5 1521.4 18.3 Details
9 2025 Tshwane Chess OPEN Registration Tournament (A1) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1336.2 5 1 1265.4 -6.5 Details
10 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1349.4 5 2.5 1276.9 -7.3 Details
11 2024 Etienne Lewis (U16) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1331.8 6 2.5 1419 11.3 Details
12 Gauteng Schools Individuals Finals 2024 (U15 Girls) Standard 2024-08-17 2024-08-17 Ekurhuleni (GE) 5 1331.8 5 3 1308 -1.5 Details
13 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) Standard 2024-06-01 2024-06-01 Tshwane (GTP) 5 1341.4 5 3 1290.8 -5.3 Details
14 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1298.2 5 4 1457.8 15.1 Details
15 2024 Lubowski Open Chess Tournament (D1) Standard 2024-03-23 2024-03-24 Tshwane (GTP) 5 1224.4 5 3 1398.1 19.9 Details
16 2024 Chris Greyling Open Chess Tournament (D2) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1224.4 5 3.5 1417 17.9 Details
17 2024 Gauteng Inter-Region Chess Championship (U16 Girls) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1241.3 4 1 1138.8 -9.4 Details
18 2023 Etienne Lewis Closed Tournament (U16) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1240.6 7 2.5 1233.8 -0.4 Details
19 2023 Tshwane South School District CLOSED League Championship (U15) Standard 2023-07-29 2023-07-29 Tshwane (GTP) 3 1254.1 3 0 1019.9 -13.1 Details
20 2023 Elize Steenkamp Open Tournament (C) Standard 2023-06-16 2023-06-17 Tshwane (GTP) 6 1189.7 6 4 1393.2 26.8 Details
21 Gauteng Schools Individual Finals 2023 (U15 Girls) Standard 2023-05-27 2023-05-27 Ekurhuleni (GE) 5 1145.5 5 3 1386.9 21.9 Details
22 2023 Tshwane South School District CLOSED Individual Championships (U15 Girls) Standard 2023-04-22 2023-04-22 Tshwane (GTP) 5 1172.7 5 3 1262 8 Details
23 2023 Milos Ristic Open Tournament (C) Standard 2023-04-27 2023-04-27 Tshwane (GTP) 5 1172.7 5 1.5 944.1 -21.6 Details
24 Chris Greyling Open Tournament 2023 (C) Standard 2023-03-21 2023-03-21 Tshwane (GTP) 5 1163.3 5 2 1206.7 4.8 Details
25 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) Standard 2023-03-04 2023-03-04 Tshwane (GTP) 5 1163.3 5 2 1123.2 -4.6 Details
26 2023 Tshwane Chess Open Registration Tournament (C2) Standard 2023-01-28 2023-01-28 Tshwane (GTP) 5 1133.8 5 3 1292.8 14.8 Details
27 2022 Etienne Lewis (U14 Girls) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1077.4 7 3 1255.9 28 Details
28 2022 Blou Bul Open (C) Standard 2022-06-25 2022-06-26 Tshwane (GTP) 5 1071 5 2 1108.5 3.2 Details
29 2022 Silver Lakes Chess Club Open Chess Tournament (C) Standard 2022-05-14 2022-05-14 Tshwane (GTP) 5 1091.3 4 1 1032.2 -4.8 Details
30 2022 Milos Ristic Open Chess Tournament (C) Standard 2022-05-28 2022-05-28 Tshwane (GTP) 5 1091.3 5 1.5 1045.3 -5.3 Details
31 2022 Lubowski Open Tournament (C) Standard 2022-04-09 2022-04-10 Tshwane (GTP) 5 1124.8 5 1 965.9 -16.9 Details
32 2022 Gauteng Interregion (U16+U18 Girls) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1140.1 4 1 1043.5 -7.6 Details
33 2022 Tshwane Chess Open Registration Tournament (C2) Standard 2022-01-29 2022-01-29 Tshwane (GTP) 5 1143.8 5 2 1131.4 -2 Details
34 2021 Etienne Lewis Closed Trials (U14 Girls) Standard 2021-09-24 2021-09-26 Nelson Mandela Bay (ENM) 7 1131.4 6 2 1178 5.8 Details
35 2021 Alekhine Open (C) Standard 2021-08-14 2021-08-15 Tshwane (GTP) 5 1119.4 5 2 1168.3 6 Details
36 2021 Lubowski Open Tournament (C) Standard 2021-05-01 2021-05-02 Tshwane (GTP) 5 1155.5 5 1 985 -18.2 Details
37 2021 Blou Bul Tournament (C) Standard 2021-04-10 2021-04-10 Mangaung (FMB) 5 1151.5 5 2 1180.8 2 Details
38 2021 Registration Tournament (C) Standard 2021-03-13 2021-03-13 Tshwane (GTP) 5 1147.2 5 2 1178.7 2.3 Details
39 2020 Waterkloof Open (C) Standard 2020-02-29 2020-03-01 Tshwane (GTP) 5 1198.3 5 1 957.3 -25.9 Details
40 2020 Tuks Open (D) Standard 2020-02-22 2020-02-22 Tshwane (GTP) 5 1134.2 5 4 1376.5 24.4 Details
41 2020 Registration Tournament (D) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1143.8 5 3 1176.9 4 Details
42 2019 South African Junior Team Championships (U12 Girls) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1143.8 6 2 1082.3 -8.8 Details
43 2019 Gauteng School League Finals (U13 Open) Standard 2019-08-23 2019-08-23 Tshwane (GTP) 5 1176.2 5 1.5 997.6 -16.8 Details
44 2019 D1 Gauteng North Schools League Team Finals (U13 Mixed+U15 Girls) Standard 2019-07-20 2019-07-20 Tshwane (GTP) 5 1089.9 5 4.5 1525.9 43.2 Details
45 2019 Chris Greyling (D) Standard 2019-04-27 2019-04-27 Tshwane (GTP) 5 1083.9 5 2.5 1108.2 3 Details
46 2019 Waterkloof Open (D) Standard 2019-03-02 2019-03-03 Tshwane (GTP) 5 1082.8 5 2.5 1095.5 0.6 Details
47 2019 Blou Bul (D) Standard 2019-02-16 2019-02-16 Tshwane (GTP) 5 1200 5 2 1003.3 -19.8 Details
48 2019 Constantia Park Open (D) Standard 2019-02-09 2019-02-09 Tshwane (GTP) 5 1200 5 1.5 778.6 -38.8 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 19
Wins 10
Draws 1
Losses 8
White 9
Black 10
White wins 5
Black wins 5
Score 10.5
Percent 55.3
Dp 44.7
AOR 1450.9
Performance 1495.7
Game statistics (History)
Games 255
Wins 106
Draws 23
Losses 126
White 125
Black 130
White wins 55
Black wins 51
Score 117.5
Percent 46.1
Dp -33.3
AOR 1273.4
Performance 1240.1
Rankings (Main)
National
Overall 2697
Gender 390
Age group 365
Gender/Age 63
Provincial
Overall 914
Gender 133
Age group 139
Gender/Age 24
Regional
Overall 336
Gender 58
Age group 56
Gender/Age 14
Rankings (Standard)
National
Overall 2445
Gender 372
Age group 337
Gender/Age 57
Provincial
Overall 863
Gender 129
Age group 133
Gender/Age 24
Regional
Overall 326
Gender 57
Age group 54
Gender/Age 14
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 9
Score 5
Percent 55.6
Aor 1499
Dp 47.2
Prat 1546.2
Performance ()
Games 19
Score 10.5
Percent 55.3
Aor 1450.9
Dp 44.7
Prat 1495.7
Performance (12 months)
Games 47
Score 25.5
Percent 54.3
Aor 1405.5
Dp 36.2
Prat 1441.7
Performance (History)
Games 255
Score 117.5
Percent 46.1
Aor 1273.4
Dp -33.3
Prat 1240.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Padayachy, S (Shreya) 5 0 5 2020 Tuks Open (D) Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Details
Overall 2 Theron, L (Lydia) 4 2 2 2020 Registration Tournament (D) 2024 Etienne Lewis (U16) Details
Overall 3 Redelinghuys, M (Mia) 4 2 2 2021 Lubowski Open Tournament (C) 2023 Tshwane South School District CLOSED Individual Championships (U15 Girls) Details
Overall 4 Marais, JS (Jacobus Stephanus) 3 0 3 2020 Waterkloof Open (C) 2022 Blou Bul Open (C) Details
Overall 5 Buchner, E (Emil) 3 1 2 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023 Elize Steenkamp Open Tournament (C) Details
Standard 1 Padayachy, S (Shreya) 5 0 5 2020 Tuks Open (D) Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Details
Standard 2 Theron, L (Lydia) 4 2 2 2020 Registration Tournament (D) 2024 Etienne Lewis (U16) Details
Standard 3 Redelinghuys, M (Mia) 4 2 2 2021 Lubowski Open Tournament (C) 2023 Tshwane South School District CLOSED Individual Championships (U15 Girls) Details
Standard 4 Van Rooyen, M (Marcel) 3 1 2 2021 Alekhine Open (C) 2022 Milos Ristic Open Chess Tournament (C) Details
Standard 5 Buchner, E (Emil) 3 1 2 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023 Elize Steenkamp Open Tournament (C) Details