PLAYER PAGE

Personal

Viljoen, A (Amber)

Chess SA id

2090109345

FIDE id

?

Date of birth

2009-08-19 (U18)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

38

Junior GPX Points

1348.8

Item Main Standard Rapid Blitz
Rating 1351.7 1347.5 1200 1200
Raw rating 1351.7 1347.5 1200 1200
Weighted rating 1339.8 1338.7 1200 1200
Weighted performance 1326.6 1321.4 0 0
Floor 870.8 875.7 700 700
K-factor 36 36 36 36
Min/Max rating change allowed 133.6 134.4 165.8 165.8
Highest rating 1370.8
2025-06-01
1375.7
2025-06-01
1200
2018-10-01
1200
2018-10-01
Highest raw rating 1370.8
2025-06-01
1375.7
2025-06-01
1200
2024-03-01
1200
2024-03-01
Highest weighted rating 1336.8
2025-09-01
1335.8
2025-09-01
1200
2018-10-01
1200
2018-10-01
Highest weighted performance 1357.1
2025-06-01
1355.3
2024-05-01
1200
2024-03-01
1200
2024-03-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1351.7 1347.5 1200 1200
Analysis
Rating 1351.7 1347.5 1200 1200
Raw rating 1351.7 1347.5 1200 1200
Weighted rating 1339.8 1338.7 1200
Weighted performance 1326.6 1321.4 0
K-factor 36 36 36 36
Floor 870.8 875.7 700 700
Max/Min rating change allowed 133.6 134.4 165.8 165.8
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 1351.7 1347.5 1200 1200
New weighted rating 1342.5 1341.2 1200 1200
New weighted performance 1326.1 1320.9 0 0
Temp new rating 1351.7 1347.5 1200 1200
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1351.7 1347.5 1200 1200
New K-factor 36 36 36 36
New floor 870.8 875.7 700 700

Item Main Standard Rapid Blitz
0 0 0 0
33 33 0 0
40 40 0 0
46 46 0 0
35 35 0 0
26 26 0 0
History 231 231 0 0

Games since
Main
73
Standard
73
Rapid
0
Blitz
0
Gender Female
Age group U18
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 2652 901 322
Female 486 159 66
U18 409 155 64
U18 Female 59 23 9
Standard
RSA Province Region
Overall 2597 941 362
Female 487 172 73
U18 431 169 72
U18 Female 62 23 8
Rapid
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U18 -1 -1 -1
U18 Female -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U18 -1 -1 -1
U18 Female -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 33 14.5 43.94 -51.5 1420.1 1368.6
Standard 33 14.5 43.94 -51.5 1420.1 1368.6
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 231 103 44.59 -46 1256.8 1210.8
Standard 231 103 44.59 -46 1256.8 1210.8
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1351.7 1347.5 1200 1200
2025-09-01 1351.7 1347.5 1200 1200
2025-08-01 1356.9 1358.9 1200 1200
2025-07-01 1356.9 1358.9 1200 1200
2025-06-01 1370.8 1375.7 1200 1200
2025-05-01 1357.6 1361.4 1200 1200
2025-04-01 1357.6 1361.4 1200 1200
2025-03-01 1324.7 1321.7 1200 1200
2025-02-01 1324.7 1321.7 1200 1200
2025-01-01 1336.2 1335.1 1200 1200
2024-12-01 1349.4 1348.4 1200 1200
2024-11-01 1349.4 1348.4 1200 1200
2024-10-01 1349.4 1348.4 1200 1200
2024-09-01 1331.8 1328.2 1200 1200
2024-08-01 1331.8 1328.2 1200 1200
2024-07-01 1331.8 1328.2 1200 1200
2024-06-01 1341.4 1336.5 1200 1200
2024-08-01 1298.2 1296.4 1200 1200
2024-04-01 1298.2 1296.4 1200 1200
2024-03-01 1224.4 1215.8 1200 1200
2024-02-01 1224.4 1215.8 1200 1200
2024-01-01 1241.3 1233.4 1200 1200
2023-12-01 1241.3 1233.4 1200 1200
2023-11-01 1241.3 1233.4 1200 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Tshwane South School District CLOSED League Championship (U19A) 2025-08-16 2025-08-16 Standard Tshwane (GTP) 5 5 3 Yes Analysis
2 2025 Etienne Lewis Closed Chess Tournament (U18) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 3 Yes Analysis
3 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 6 2 Yes Analysis
4 2025 Tshwane South School District Individual Finals (D4) (U18 Girls) 2025-05-10 2025-05-10 Standard Tshwane (GTP) 5 5 3 Yes Analysis
5 AHS Open Chess Tournament 2025 (B) 2025-03-01 2025-03-01 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
6 2025 Tshwane Chess OPEN Registration Tournament (A1) 2025-01-25 2025-01-25 Standard Tshwane (GTP) 5 5 1 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Tshwane South School District CLOSED League Championship (U19A) 2025-08-16 2025-08-16 Standard Tshwane (GTP) 5 5 3 Yes Analysis
2 2025 Etienne Lewis Closed Chess Tournament (U18) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 3 Yes Analysis
3 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 6 2 Yes Analysis
4 2025 Tshwane South School District Individual Finals (D4) (U18 Girls) 2025-05-10 2025-05-10 Standard Tshwane (GTP) 5 5 3 Yes Analysis
5 AHS Open Chess Tournament 2025 (B) 2025-03-01 2025-03-01 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
6 2025 Tshwane Chess OPEN Registration Tournament (A1) 2025-01-25 2025-01-25 Standard Tshwane (GTP) 5 5 1 Yes Analysis
7 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
8 2024 Etienne Lewis (U16) 2024-08-30 2024-09-01 Standard Tshwane (GTP) 7 6 2.5 Yes Analysis
9 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024-08-17 2024-08-17 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
10 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024-06-01 2024-06-01 Standard Tshwane (GTP) 5 5 3 Yes Analysis
11 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) 2024-05-11 2024-05-11 Standard Tshwane (GTP) 5 5 4 Yes Analysis
12 2024 Lubowski Open Chess Tournament (D1) 2024-03-23 2024-03-24 Standard Tshwane (GTP) 5 5 3 Yes Analysis
13 2024 Chris Greyling Open Chess Tournament (D2) 2024-03-16 2024-03-16 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
14 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 4 1 Yes Analysis
15 2023 Etienne Lewis Closed Tournament (U16) 2023-08-25 2023-08-27 Standard Tshwane (GTP) 7 7 2.5 Yes Analysis
16 2023 Tshwane South School District CLOSED League Championship (U15) 2023-07-29 2023-07-29 Standard Tshwane (GTP) 3 3 0 Yes Analysis
17 2023 Elize Steenkamp Open Tournament (C) 2023-06-16 2023-06-17 Standard Tshwane (GTP) 6 6 4 Yes Analysis
18 Gauteng Schools Individual Finals 2023 (U15 Girls) 2023-05-27 2023-05-27 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
19 2023 Tshwane South School District CLOSED Individual Championships (U15 Girls) 2023-04-22 2023-04-22 Standard Tshwane (GTP) 5 5 3 Yes Analysis
20 2023 Milos Ristic Open Tournament (C) 2023-04-27 2023-04-27 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
21 Chris Greyling Open Tournament 2023 (C) 2023-03-21 2023-03-21 Standard Tshwane (GTP) 5 5 2 Yes Analysis
22 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023-03-04 2023-03-04 Standard Tshwane (GTP) 5 5 2 Yes Analysis
23 2023 Tshwane Chess Open Registration Tournament (C2) 2023-01-28 2023-01-28 Standard Tshwane (GTP) 5 5 3 Yes Analysis
24 2022 Etienne Lewis (U14 Girls) 2022-09-02 2022-09-04 Standard Tshwane (GTP) 7 7 3 Yes Analysis
25 2022 Blou Bul Open (C) 2022-06-25 2022-06-26 Standard Tshwane (GTP) 5 5 2 Yes Analysis
26 2022 Silver Lakes Chess Club Open Chess Tournament (C) 2022-05-14 2022-05-14 Standard Tshwane (GTP) 5 4 1 Yes Analysis
27 2022 Milos Ristic Open Chess Tournament (C) 2022-05-28 2022-05-28 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
28 2022 Lubowski Open Tournament (C) 2022-04-09 2022-04-10 Standard Tshwane (GTP) 5 5 1 Yes Analysis
29 2022 Gauteng Interregion (U16+U18 Girls) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 4 1 Yes Analysis
30 2022 Tshwane Chess Open Registration Tournament (C2) 2022-01-29 2022-01-29 Standard Tshwane (GTP) 5 5 2 Yes Analysis
31 2021 Etienne Lewis Closed Trials (U14 Girls) 2021-09-24 2021-09-26 Standard Nelson Mandela Bay (ENM) 7 6 2 Yes Analysis
32 2021 Alekhine Open (C) 2021-08-14 2021-08-15 Standard Tshwane (GTP) 5 5 2 Yes Analysis
33 2021 Lubowski Open Tournament (C) 2021-05-01 2021-05-02 Standard Tshwane (GTP) 5 5 1 Yes Analysis
34 2021 Blou Bul Tournament (C) 2021-04-10 2021-04-10 Standard Mangaung (FMB) 5 5 2 Yes Analysis
35 2021 Registration Tournament (C) 2021-03-13 2021-03-13 Standard Tshwane (GTP) 5 5 2 Yes Analysis
36 2020 Waterkloof Open (C) 2020-02-29 2020-03-01 Standard Tshwane (GTP) 5 5 1 Yes Analysis
37 2020 Tuks Open (D) 2020-02-22 2020-02-22 Standard Tshwane (GTP) 5 5 4 Yes Analysis
38 2020 Registration Tournament (D) 2020-01-25 2020-01-25 Standard Tshwane (GTP) 5 5 3 Yes Analysis
39 2019 South African Junior Team Championships (U12 Girls) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 6 2 Yes Analysis
40 2019 Gauteng School League Finals (U13 Open) 2019-08-23 2019-08-23 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
41 2019 D1 Gauteng North Schools League Team Finals (U13 Mixed+U15 Girls) 2019-07-20 2019-07-20 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
42 2019 Chris Greyling (D) 2019-04-27 2019-04-27 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
43 2019 Waterkloof Open (D) 2019-03-02 2019-03-03 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
44 2019 Blou Bul (D) 2019-02-16 2019-02-16 Standard Tshwane (GTP) 5 5 2 Yes Analysis
45 2019 Constantia Park Open (D) 2019-02-09 2019-02-09 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 6 Tournament
2020 Tuks Open
Tournament
2020 Waterkloof Open
date
2020-02-22
rnd
1
type
Standard
result
1
date
2020-02-29
rnd
1
type
Standard
result
0.5
Opponent
Kooiman, NS (Nicola Samia)
Opponent
De Swardt, C (Chrizander)
2 6 Tournament
2019 D1 Gauteng North Schools League Team Finals
Tournament
2019 Gauteng School League Finals
date
2019-07-20
rnd
1
type
Standard
result
0.5
date
2019-08-23
rnd
1
type
Standard
result
0.5
Opponent
Maseko, L (Lindelani)
Opponent
Porter, D (Daniel)
3 4 Tournament
2025 Tshwane South School District CLOSED League Championship
Tournament
2025 Tshwane South School District CLOSED League Championship
date
2025-08-16
rnd
2
type
Standard
result
1
date
2025-08-16
rnd
5
type
Standard
result
0.5
Opponent
Mashavave, J (Jerius)
Opponent
Hlophe, L (Luthando)
# Games Start End
1 6 Tournament
2020 Tuks Open
Tournament
2020 Waterkloof Open
date
2020-02-22
rnd
1
type
Standard
result
1
date
2020-02-29
rnd
1
type
Standard
result
0.5
Opponent
Kooiman, NS (Nicola Samia)
Opponent
De Swardt, C (Chrizander)
2 6 Tournament
2019 D1 Gauteng North Schools League Team Finals
Tournament
2019 Gauteng School League Finals
date
2019-07-20
rnd
1
type
Standard
result
0.5
date
2019-08-23
rnd
1
type
Standard
result
0.5
Opponent
Maseko, L (Lindelani)
Opponent
Porter, D (Daniel)
3 4 Tournament
2025 Tshwane South School District CLOSED League Championship
Tournament
2025 Tshwane South School District CLOSED League Championship
date
2025-08-16
rnd
2
type
Standard
result
1
date
2025-08-16
rnd
5
type
Standard
result
0.5
Opponent
Mashavave, J (Jerius)
Opponent
Hlophe, L (Luthando)
No games found.
# Games Start End
No games found.
# Games Start End
# Games Start End
1 4 Tournament
2019 South African Junior Team Championships
Tournament
2020 Registration Tournament
date
2020-01-08
rnd
7
type
Standard
result
1
date
2020-01-25
rnd
3
type
Standard
result
1
Opponent
Combrink, H (Helen)
Opponent
Veldman, C (Chantane)
2 4 Tournament
2019 D1 Gauteng North Schools League Team Finals
Tournament
2019 D1 Gauteng North Schools League Team Finals
date
2019-07-20
rnd
2
type
Standard
result
1
date
2019-07-20
rnd
5
type
Standard
result
1
Opponent
Moloi, L (Lehlogonolo)
Opponent
Zwane, K (Kamogelo)
3 3 Tournament
2024 Etienne Lewis
Tournament
Gauteng Inter-Region at UJ 2024
date
2024-09-01
rnd
7
type
Standard
result
1
date
2024-12-07
rnd
2
type
Standard
result
1
Opponent
Jooste, J (Josh)
Opponent
Paulse, L (Leilani)
# Games Start End
1 4 Tournament
2019 South African Junior Team Championships
Tournament
2020 Registration Tournament
date
2020-01-08
rnd
7
type
Standard
result
1
date
2020-01-25
rnd
3
type
Standard
result
1
Opponent
Combrink, H (Helen)
Opponent
Veldman, C (Chantane)
2 4 Tournament
2019 D1 Gauteng North Schools League Team Finals
Tournament
2019 D1 Gauteng North Schools League Team Finals
date
2019-07-20
rnd
2
type
Standard
result
1
date
2019-07-20
rnd
5
type
Standard
result
1
Opponent
Moloi, L (Lehlogonolo)
Opponent
Zwane, K (Kamogelo)
3 3 Tournament
2024 Etienne Lewis
Tournament
Gauteng Inter-Region at UJ 2024
date
2024-09-01
rnd
7
type
Standard
result
1
date
2024-12-07
rnd
2
type
Standard
result
1
Opponent
Jooste, J (Josh)
Opponent
Paulse, L (Leilani)
No games found.
# Games Start End
No games found.
# 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 Redelinghuys ,M (Mia) 4 1 -212.5 4 1 -212.5 0 0 0 0 0 0
1361.4 1148.9 1376.3 1148.9 0 0 0 0
2 Padayachy ,S (Shreya) 4 0.5 -318.8 4 0.5 -318.8 0 0 0 0 0 0
1327.3 1008.5 1304.2 1008.5 0 0 0 0
3 Theron ,L (Lydia) 4 2 0 4 2 0 0 0 0 0 0 0
1271.9 1271.9 1258.7 1271.9 0 0 0 0
4 Lodi ,O (Olebogeng) 3 0 -425 3 0 -425 0 0 0 0 0 0
1366.2 941.2 1354.5 941.2 0 0 0 0
5 Van Rooyen ,M (Marcel) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1223 1081.3 1196.7 1081.3 0 0 0 0
6 Buchner ,E (Emil) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1152.7 1294.4 1131.8 1294.4 0 0 0 0
7 Karsten ,CB (Chay Belle) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1291.8 1433.5 1276.1 1433.5 0 0 0 0
8 Marais ,JS (Jacobus Stephanus) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1169.5 1027.9 1144.3 1027.9 0 0 0 0
9 Loubser ,LA (Lilliene) 2 1 0 2 1 0 0 0 0 0 0 0
1294 1294 1290.2 1294 0 0 0 0
10 Jooste ,J (Josh) 2 1 0 2 1 0 0 0 0 0 0 0
1368.4 1368.4 1360.6 1368.4 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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