PLAYER PAGE

Personal

Viviers, W (Wiaan)

Chess SA id

1120136526

FIDE id

?

Date of birth

2012-01-04 (U14)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

52.5

Junior GPX Points

1214.7

Item Main Standard Rapid Blitz
Rating 1302.1 1303.3 1200.1 1200
Raw rating 1273 1303.3 1176.2 1200
Weighted rating 1302.1 1302 1200.1 1200
Weighted performance 1167.2 1218.5 0 0
Floor 878.1 878.4 720.9 700
K-factor 36 36 36 36
Min/Max rating change allowed 149.4 143.1 171.5 165.8
Highest rating 1392.4
2024-04-01
1392.7
2024-04-01
1220.9
2025-05-05
1200
2018-10-01
Highest raw rating 1378.1
2024-05-01
1378.4
2024-05-01
1220.9
2025-05-05
1200
2024-02-01
Highest weighted rating 1302.1
2025-11-01
1299.1
2025-09-01
1220.9
2018-10-01
1200
2018-10-01
Highest weighted performance 1392.4
2024-04-01
1392.7
2024-04-01
1200
2024-02-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change -1.6 0 -1.8 0
New rating 1300.5 1303.3 1198.3 1200
Analysis
Rating 1302.1 1303.3 1200.1 1200
Raw rating 1273 1303.3 1176.2 1200
Weighted rating 1302.1 1302 1200.1
Weighted performance 1167.2 1218.5 0
K-factor 36 36 36 36
Floor 878.1 878.4 720.9 700
Max/Min rating change allowed 149.4 143.1 171.5 165.8
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 1273 1303.3 1176.2 1200
New weighted rating 1300.5 1303 1198.3 1200
New weighted performance 1160.1 1211 0 0
Temp new rating 1300.5 1303.3 1198.3 1200
Temp new rating +/- -1.6 0 -1.8 0
Final new rating +/- -1.6 0 -1.8 0
New rating 1300.5 1303.3 1198.3 1200
New K-factor 36 36 36 36
New floor 878.1 878.4 720.9 700

Item Main Standard Rapid Blitz
0 0 0 0
36 25 11 0
82 78 4 0
70 70 0 0
25 25 0 0
0 0 0 0
History 213 198 15 0

Games since
Main
123
Standard
108
Rapid
15
Blitz
0
Gender Male
Age group U14
Region Sedibeng (GSV)
Province Gauteng (GT)
Main
RSA Province Region
Overall 3242 1086 121
Male 2534 843 96
U14 610 197 31
U14 Male 439 138 22
Standard
RSA Province Region
Overall 3147 1133 131
Male 2476 893 105
U14 586 202 34
U14 Male 415 142 25
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 36 17.5 48.61 -11.8 1271.2 1259.4
Standard 25 13 52 17 1264.6 1281.6
Rapid 11 4.5 40.91 -77.3 1286.2 1208.9
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 213 105.5 49.53 -4 1259.2 1255.2
Standard 198 101 51.01 8.6 1253.6 1262.2
Rapid 15 4.5 30 -170 1332.6 1162.6
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-11-01 1273 1303.3 1176.2 1200
2025-09-30 1308.9 1303.3 1220.9 1200
2025-09-01 1308.9 1303.3 1220.9 1200
2025-08-01 1307.6 1299.8 1220.9 1200
2025-07-01 1307.6 1299.8 1220.9 1200
2025-06-01 1307.6 1299.8 1220.9 1200
2025-05-01 1302.4 1292.3 1220.9 1200
2025-04-01 1291.2 1290.7 1190.3 1200
2025-03-01 1290.5 1290.1 1190.3 1200
2025-02-01 1288.7 1290 1187.6 1200
2025-01-01 1267.5 1287.8 1146 1200
2024-12-01 1342.6 1374.9 1146 1200
2024-11-01 1375.4 1374.9 1200 1200
2024-10-01 1265.5 1249.3 1200 1200
2024-09-01 1286.4 1272.3 1200 1200
2024-08-01 1278 1259.3 1200 1200
2024-07-01 1367.3 1368.7 1200 1200
2024-09-01 1378.1 1378.4 1200 1200
2024-05-01 1378.1 1378.4 1200 1200
2024-04-01 1327.8 1332.9 1200 1200
2024-03-01 1175.2 1165.1 1200 1200
2024-02-01 1175.2 1165.1 1200 1200
2024-01-01 1210.7 1201.1 1200 1200
2023-12-01 1210.7 1201.1 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 Sedibeng Municipality OR Tambo Soncini Chess Finals (Boys) 2025-10-18 2025-10-18 Rapid Sedibeng (GSV) 6 6 1.5 Yes Analysis
2 Laerskool Eligwa Open 20 Sept 2025 (D) 2025-09-20 2025-09-20 Standard Sedibeng (GSV) 5 0 0 No Analysis
3 GDE (D7) Sedibeng East Schools 2025 (U13) 2025-08-02 2025-08-02 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
4 GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U13 Boys) 2025-05-24 2025-05-24 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
5 HS Overvaal Rapid 12 Apr 2025 (D) 2025-04-12 2025-04-12 Rapid Sedibeng (GSV) 5 5 3 Yes Analysis
6 Hoerskool Drie Riviere Open 08 March 2025 (D) 2025-03-08 2025-03-08 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
7 Laer Volkskool Open 15 Feb 2025 (D) 2025-02-15 2025-02-15 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
8 Afrikaans High School Open 08 Feb 2025 (D) 2025-02-08 2025-02-08 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Sedibeng Municipality OR Tambo Soncini Chess Finals (Boys) 2025-10-18 2025-10-18 Rapid Sedibeng (GSV) 6 6 1.5 Yes Analysis
2 Laerskool Eligwa Open 20 Sept 2025 (D) 2025-09-20 2025-09-20 Standard Sedibeng (GSV) 5 0 0 No Analysis
3 GDE (D7) Sedibeng East Schools 2025 (U13) 2025-08-02 2025-08-02 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
4 GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U13 Boys) 2025-05-24 2025-05-24 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
5 HS Overvaal Rapid 12 Apr 2025 (D) 2025-04-12 2025-04-12 Rapid Sedibeng (GSV) 5 5 3 Yes Analysis
6 Hoerskool Drie Riviere Open 08 March 2025 (D) 2025-03-08 2025-03-08 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
7 Laer Volkskool Open 15 Feb 2025 (D) 2025-02-15 2025-02-15 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
8 Afrikaans High School Open 08 Feb 2025 (D) 2025-02-08 2025-02-08 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
9 Gauteng Inter-Region at UJ 2024 (U14 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 0 Yes Analysis
10 Laerskool Midvaal Rapid 16 Nov 2024 (C) 2024-11-16 2024-11-16 Rapid Sedibeng (GSV) 5 4 0 Yes Analysis
11 Fonteine Open 2024 (D) 2024-10-19 2024-10-19 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
12 NWU Vaal Chess Open 12 Oct 2024 (D) 2024-10-12 2024-10-12 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
13 Gauteng Top Schools 2024 (U13 Open) 2024-10-04 2024-10-04 Standard Ekurhuleni (GE) 5 5 3.5 Yes Analysis
14 Sedibeng Chess Open 07 Sept 24 (D) 2024-09-07 2024-09-07 Standard Sedibeng (GSV) 5 4 1 Yes Analysis
15 Sedibeng East D7 Teams Trials 2024 (U13) 2024-08-03 2024-08-03 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
16 Eureka Open 27 July 2024 (F) 2024-07-27 2024-07-27 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
17 EN Chess Club Winter Open 2024 (C) 2024-06-29 2024-06-29 Standard Ekurhuleni (GE) 5 4 0 Yes Analysis
18 AG Visser Open 2024 (D) 2024-06-08 2024-06-08 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
19 Hoerskool Overvaal Chess Open 2024 (D) 2024-04-20 2024-04-20 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
20 Vaalpark Primary Chess Open 2024 (D) 2024-04-13 2024-04-13 Standard Sedibeng (GSV) 5 5 4 Yes Analysis
21 HS Drie Riviere Chess Open Section 2024 (D) 2024-03-09 2024-03-09 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
22 Valia's Open 2024 (E) 2024-03-02 2024-03-02 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
23 NG Kerk Vanderbijlpark Suid 2024 (D) 2024-02-24 2024-02-24 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
24 Laerskool Midvaal Chess Open Section 2024 (D) 2024-02-10 2024-02-10 Standard Sedibeng (GSV) 5 5 4 Yes Analysis
25 2024 Gauteng Inter-Region Chess Championship (U12A) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 1 Yes Analysis
26 Queens Gambit Chess Open 2023 (D) 2023-11-25 2023-11-25 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
27 NWU Vaal Open 2023 (D) 2023-10-14 2023-10-14 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
28 Fonteine Chess Open 2023 (E) 2023-09-02 2023-09-02 Standard Sedibeng (GSV) 5 5 1 Yes Analysis
29 2023 Gauteng Top Schools (U11 Mixed) 2023-08-18 2023-08-18 Standard West Rand (GWR) 5 5 1 Yes Analysis
30 Gauteng D7 Teams 2023 (U11) 2023-08-12 2023-08-12 Standard Sedibeng (GSV) 5 5 4 Yes Analysis
31 Overvaal Ope Jul 2023 (D) 2023-07-22 2023-07-22 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
32 Eureka Open 2023 (F) 2023-07-29 2023-07-29 Standard Sedibeng (GSV) 5 0 0 No Analysis
33 Valia's Chess Tournament 2023 (D) 2023-05-06 2023-05-06 Standard Sedibeng (GSV) 5 5 4 Yes Analysis
34 Gauteng Schools D7 2023 (U11 Boys) 2023-05-20 2023-05-20 Standard Sedibeng (GSV) 5 5 4 Yes Analysis
35 Driehoek Open Chess Tournament 2023 (D) 2023-05-13 2023-05-13 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
36 Gauteng Schools Individual Finals 2023 (U11 Boys) 2023-05-26 2023-05-26 Standard Ekurhuleni (GE) 5 5 2 Yes Analysis
37 Overvaal Open 2023 (D) 2023-04-15 2023-04-15 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
38 Hoerskool Drie Riviere Open 2023 (D) 2023-03-11 2023-03-11 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
39 Heidelberg Open 2023 (C) 2023-02-04 2023-02-04 Standard Sedibeng (GSV) 5 5 2 Yes Analysis
40 AG Visser Open 2023 (C) 2023-02-18 2023-02-18 Standard Sedibeng (GSV) 5 0 0 No Analysis
41 Laerkool Midvaal Chess Open 2023 (D) 2023-01-28 2023-01-28 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
42 D7 Teams 2022 (U9+U11 Mixed) 2022-08-13 2022-08-13 Standard Sedibeng (GSV) 5 5 3.5 Yes Analysis
43 2022 Gauteng Schools Team Championships (U11 Open) 2022-08-27 2022-08-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
44 Eureka Open 2022 (G+H) 2022-07-30 2022-07-30 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
45 Carel`s Chess Open 2022 (D) 2022-03-05 2022-03-05 Standard Sedibeng (GSV) 5 0 0 No Analysis
46 Heidelberg Open 2022 (D) 2022-05-02 2022-05-02 Standard Sedibeng (GSV) 5 5 1.5 Yes Analysis
47 Midvaal Ope 2022 (D) 2022-01-29 2022-01-29 Standard Sedibeng (GSV) 5 5 1.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 5 Tournament
GDE (D7) Sedibeng East Schools 2025
Tournament
2025 Sedibeng Municipality OR Tambo Soncini Chess Finals
date
2025-08-02
rnd
3
type
Standard
result
1
date
2025-10-18
rnd
2
type
Rapid
result
0.5
Opponent
Mongali, N (Neo Reabetswe)
Opponent
Brand, H (Henko)
2 5 Tournament
Laerskool Midvaal Chess Open Section 2024
Tournament
NG Kerk Vanderbijlpark Suid 2024
date
2024-02-10
rnd
4
type
Standard
result
1
date
2024-02-24
rnd
3
type
Standard
result
1
Opponent
Visser, A (Aidan)
Opponent
Visser, A (Aidan)
3 4 Tournament
Gauteng Top Schools 2024
Tournament
NWU Vaal Chess Open 12 Oct 2024
date
2024-10-04
rnd
3
type
Standard
result
1
date
2024-10-12
rnd
1
type
Standard
result
1
Opponent
Macaskill, M (Matthew)
Opponent
Nxuwa, T (Thoriso Lukhanye)
# Games Start End
1 5 Tournament
Laerskool Midvaal Chess Open Section 2024
Tournament
NG Kerk Vanderbijlpark Suid 2024
date
2024-02-10
rnd
4
type
Standard
result
1
date
2024-02-24
rnd
3
type
Standard
result
1
Opponent
Visser, A (Aidan)
Opponent
Visser, A (Aidan)
2 4 Tournament
Gauteng Top Schools 2024
Tournament
NWU Vaal Chess Open 12 Oct 2024
date
2024-10-04
rnd
3
type
Standard
result
1
date
2024-10-12
rnd
1
type
Standard
result
1
Opponent
Macaskill, M (Matthew)
Opponent
Nxuwa, T (Thoriso Lukhanye)
3 4 Tournament
Gauteng Schools D7 2023
Tournament
Gauteng Schools D7 2023
date
2023-05-20
rnd
1
type
Standard
result
1
date
2023-05-20
rnd
4
type
Standard
result
1
Opponent
Kambule, A (Aaron)
Opponent
Myburgh, V (Vaughn)
# Games Start End
1 2 Tournament
HS Overvaal Rapid 12 Apr 2025
Tournament
HS Overvaal Rapid 12 Apr 2025
date
2025-04-12
rnd
2
type
Rapid
result
1
date
2025-04-12
rnd
3
type
Rapid
result
1
Opponent
Nagel, A (Abigail)
Opponent
Dhlamini, T (Tshepo Xavier)
2 1 Tournament
HS Overvaal Rapid 12 Apr 2025
Tournament
HS Overvaal Rapid 12 Apr 2025
date
2025-04-12
rnd
5
type
Rapid
result
1
date
2025-04-12
rnd
5
type
Rapid
result
1
Opponent
Madisha, S (Sabelo Lungile)
Opponent
Madisha, S (Sabelo Lungile)
No games found.
# Games Start End
# Games Start End
1 5 Tournament
Laerskool Midvaal Chess Open Section 2024
Tournament
NG Kerk Vanderbijlpark Suid 2024
date
2024-02-10
rnd
4
type
Standard
result
1
date
2024-02-24
rnd
3
type
Standard
result
1
Opponent
Visser, A (Aidan)
Opponent
Visser, A (Aidan)
2 4 Tournament
Gauteng Top Schools 2024
Tournament
NWU Vaal Chess Open 12 Oct 2024
date
2024-10-04
rnd
3
type
Standard
result
1
date
2024-10-12
rnd
1
type
Standard
result
1
Opponent
Macaskill, M (Matthew)
Opponent
Nxuwa, T (Thoriso Lukhanye)
3 4 Tournament
Gauteng Schools D7 2023
Tournament
Gauteng Schools D7 2023
date
2023-05-20
rnd
1
type
Standard
result
1
date
2023-05-20
rnd
4
type
Standard
result
1
Opponent
Kambule, A (Aaron)
Opponent
Myburgh, V (Vaughn)
# Games Start End
1 5 Tournament
Laerskool Midvaal Chess Open Section 2024
Tournament
NG Kerk Vanderbijlpark Suid 2024
date
2024-02-10
rnd
4
type
Standard
result
1
date
2024-02-24
rnd
3
type
Standard
result
1
Opponent
Visser, A (Aidan)
Opponent
Visser, A (Aidan)
2 4 Tournament
Gauteng Top Schools 2024
Tournament
NWU Vaal Chess Open 12 Oct 2024
date
2024-10-04
rnd
3
type
Standard
result
1
date
2024-10-12
rnd
1
type
Standard
result
1
Opponent
Macaskill, M (Matthew)
Opponent
Nxuwa, T (Thoriso Lukhanye)
3 4 Tournament
Gauteng Schools D7 2023
Tournament
Gauteng Schools D7 2023
date
2023-05-20
rnd
1
type
Standard
result
1
date
2023-05-20
rnd
4
type
Standard
result
1
Opponent
Kambule, A (Aaron)
Opponent
Myburgh, V (Vaughn)
# Games Start End
1 2 Tournament
HS Overvaal Rapid 12 Apr 2025
Tournament
HS Overvaal Rapid 12 Apr 2025
date
2025-04-12
rnd
2
type
Rapid
result
1
date
2025-04-12
rnd
3
type
Rapid
result
1
Opponent
Nagel, A (Abigail)
Opponent
Dhlamini, T (Tshepo Xavier)
2 1 Tournament
HS Overvaal Rapid 12 Apr 2025
Tournament
HS Overvaal Rapid 12 Apr 2025
date
2025-04-12
rnd
5
type
Rapid
result
1
date
2025-04-12
rnd
5
type
Rapid
result
1
Opponent
Madisha, S (Sabelo Lungile)
Opponent
Madisha, S (Sabelo Lungile)
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 Myburgh ,V (Vaughn) 6 2 -141.7 5 2 -85 1 0 -425 0 0 0
1364.1 1222.4 1361.6 1279.1 1225.6 939.1 0 0
2 Sampson ,C (Cadon) 5 3 85 5 3 85 0 0 0 0 0 0
1289.8 1374.8 1286.5 1374.8 0 0 0 0
3 Brand ,H (Henko) 5 0.5 -340 4 0 -425 1 0.5 0 0 0 0
1454.6 1114.6 1422.8 1029.6 1438.4 1454.6 0 0
4 Van Der Merwe ,W (Willem) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1253.8 1466.3 1252.7 1466.3 0 0 0 0
5 Smith ,MI (Melea Ine) 4 3.5 318.8 4 3.5 318.8 0 0 0 0 0 0
1116.6 1435.3 1103.1 1435.3 0 0 0 0
6 Kruger ,J (Juanika) 4 4 425 4 4 425 0 0 0 0 0 0
1156.9 1581.9 1149.7 1581.9 0 0 0 0
7 Bezuidenhout ,L (Liam) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1197.9 1481.2 1196.8 1481.2 0 0 0 0
8 Visser ,A (Aidan) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1388.6 1530.3 1385.8 1530.3 0 0 0 0
9 Radebe ,T (Thato) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1298.8 1157.1 1318.1 1157.1 0 0 0 0
10 Gorrie ,A (Avery) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1333.6 1475.2 1336.9 1475.2 0 0 0 0

Norms

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