Player Page

Viviers, W (Wiaan)
Dob: 2012/01/04 (U14)
Gender: Male
Chess SA id: 1120136526
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (8 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1378.1
Current Weighted rating1261.7
Current Weighted performance1356.1
Current official/published rating (highest between Raw, WR and WP)1378.1
Current highest rating achieved1378.1
Current floor (min rating allowed)878.1
Current K-factor36
Games played this month5
Score (S)3.0
Expected score (We)3.36
Difference (S-We)-0.30
Current Raw change (no limits, including tournament time weight)-10.8
Current min/max change allowed (with limits)±128.7
Current Raw change used (final)-10.8
Projected new Raw rating1367.3
Projected new Weighed rating1161.7
Projected new Weighted performance1339.3
Projected new final Raw rating (if new WP > new Raw)1367.3
Projected new highest rating1378.1
Projected new floor878.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1367.3
Projected effective change (new Official - current Official)-10.8
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1378.4
Current Weighted rating1260.9
Current Weighted performance1356.1
Current official/published rating (highest between Raw, WR and WP)1378.4
Current highest rating achieved1378.4
Current floor (min rating allowed)878.4
Current K-factor36
Games played this month5
Score (S)3.0
Expected score (We)3.27
Difference (S-We)-0.27
Current Raw change (no limits, including tournament time weight)-9.7
Current min/max change allowed (with limits)±128.6
Current Raw change used (final)-9.7
Projected new Raw rating1368.7
Projected new Weighed rating1160.8
Projected new Weighted performance1339.3
Projected new final Raw rating (if new WP > new Raw)1368.7
Projected new highest rating1378.4
Projected new floor878.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1368.7
Projected effective change (new Official - current Official)-9.7
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: AG Visser Open 2024 (D)
Start: 2024/06/08  End: 2024/06/08  Host: GSV  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.0
Main rating: 1378.1  Rating gain/loss: -10.8
Type rating: 1378.4  Rating gain/loss: -9.7
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 AG Visser Open 2024 (D) 2024/06/08 2024/06/08 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1378.1 1378.4 Analysis
7 Hoerskool Overvaal Chess Open 2024 (D) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1327.8 1332.9 Analysis
6 Vaalpark Primary Chess Open 2024 (D) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1327.8 1332.9 Analysis
5 HS Drie Riviere Chess Open Section 2024 (D) 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1327.8 1332.9 Analysis
4 Valia's Open 2024 (E) 2024/03/02 2024/03/02 Sedibeng (GSV) Standard 61 0.84 5 5 3.0 1175.2 1165.1 Analysis
3 NG Kerk Vanderbijlpark Suid 2024 (D) 2024/02/24 2024/02/24 Sedibeng (GSV) Standard 61 0.84 5 5 3.0 1175.2 1165.1 Analysis
2 Laerskool Midvaal Chess Open Section 2024 (D) 2024/02/10 2024/02/10 Sedibeng (GSV) Standard 61 0.84 5 5 4.0 1175.2 1165.1 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1210.7 1201.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
30 AG Visser Open 2024 (D) 2024/06/08 2024/06/08 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1378.1 1378.4 Analysis
29 Hoerskool Overvaal Chess Open 2024 (D) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1327.8 1332.9 Analysis
28 Vaalpark Primary Chess Open 2024 (D) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1327.8 1332.9 Analysis
27 HS Drie Riviere Chess Open Section 2024 (D) 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1327.8 1332.9 Analysis
26 Valia's Open 2024 (E) 2024/03/02 2024/03/02 Sedibeng (GSV) Standard 61 0.84 5 5 3.0 1175.2 1165.1 Analysis
25 NG Kerk Vanderbijlpark Suid 2024 (D) 2024/02/24 2024/02/24 Sedibeng (GSV) Standard 61 0.84 5 5 3.0 1175.2 1165.1 Analysis
24 Laerskool Midvaal Chess Open Section 2024 (D) 2024/02/10 2024/02/10 Sedibeng (GSV) Standard 61 0.84 5 5 4.0 1175.2 1165.1 Analysis
23 2024 Gauteng Inter-Region Chess Championship (U12A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1210.7 1201.1 Analysis
22 Queens Gambit Chess Open 2023 (D) 2023/11/25 2023/11/25 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1226.8 1219.8 Analysis
21 NWU Vaal Open 2023 (D) 2023/10/14 2023/10/14 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1223.2 1212.2 Analysis
20 Fonteine Chess Open 2023 (E) 2023/09/02 2023/09/02 Sedibeng (GSV) Standard 60 0.83 5 5 1.0 1277.3 1277.7 Analysis
19 2023 Gauteng Top Schools (U11 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 1.0 1325.4 1342.1 Analysis
18 Gauteng D7 Teams 2023 (U11) 2023/08/12 2023/08/12 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1325.4 1342.1 Analysis
17 Eureka Open 2023 (F) 2023/07/29 2023/07/29 Sedibeng (GSV) Standard 60 0.83 5 0 0.0 1322.4 1342.1 Analysis
16 Overvaal Ope Jul 2023 (D) 2023/07/22 2023/07/22 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1322.4 1342.1 Analysis
15 Gauteng Schools Individual Finals 2023 (U11 Boys) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1233.5 1237.0 Analysis
14 Gauteng Schools D7 2023 (U11 Boys) 2023/05/20 2023/05/20 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1233.5 1237.0 Analysis
13 Driehoek Open Chess Tournament 2023 (D) 2023/05/13 2023/05/13 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1233.5 1237.0 Analysis
12 Valia's Chess Tournament 2023 (D) 2023/05/06 2023/05/06 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1233.5 1237.0 Analysis
11 Overvaal Open 2023 (D) 2023/04/15 2023/04/15 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1208.4 1206.4 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 40 24 0 16 24.0 60.0 85.0 1268.8 1353.8
White 20 13 0 7 13.0 65.0 127.5 1264.2 1391.7
Black 20 11 0 9 11.0 55.0 42.5 1273.4 1315.9
Standard All 40 24 0 16 24.0 60.0 85.0 1268.8 1353.8
White 20 13 0 7 13.0 65.0 127.5 1264.2 1391.7
Black 20 11 0 9 11.0 55.0 42.5 1273.4 1315.9
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 135 68 7 60 71.5 53.0 25.2 1240.6 1265.8
White 65 35 2 28 36.0 55.4 45.8 1244.6 1290.4
Black 70 33 5 32 35.5 50.7 6.1 1237.0 1243.0
Standard All 135 68 7 60 71.5 53.0 25.2 1240.6 1265.8
White 65 35 2 28 36.0 55.4 45.8 1244.6 1290.4
Black 70 33 5 32 35.5 50.7 6.1 1237.0 1243.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1120136523 Myburgh, V (Vaughn) 5 2.0 2 0 3 40.0 1238.7 -85.0 1153.7 View list
2 2120133676 Smith, MI (Melea Ine) 4 3.5 3 1 0 87.5 1206.3 318.8 1525.0 View list
3 1130144483 Sampson, C (Cadon) 4 3.0 3 0 1 75.0 1302.3 212.5 1514.8 View list
4 1120130080 Van Der Merwe, W (Willem) 4 3.0 3 0 1 75.0 1212.0 212.5 1424.5 View list
5 1120136511 Brand, H (Henko) 4 0.0 0 0 4 0.0 1253.2 -425.0 828.2 View list
6 2130158661 Kruger, J (Juanika) 3 3.0 3 0 0 100.0 1293.7 425.0 1718.7 View list
7 1110137029 Bezuidenhout, L (Liam) 3 2.5 2 1 0 83.3 1207.4 283.3 1490.7 View list
8 1120136517 Hutcheson, JL (Justin Luke) 3 1.5 1 1 1 50.0 1200.5 0.0 1200.5 View list
9 1110149143 Radebe, T (Thato) 3 1.0 1 0 2 33.3 1217.7 -141.7 1076.0 View list
10 2140135916 Emanuel, S (Shiloh) 2 2.0 2 0 0 100.0 1277.3 425.0 1702.3 View list
11 2120132883 Gorrie, A (Avery) 2 2.0 2 0 0 100.0 1204.3 425.0 1629.3 View list
12 1140139663 Visser, A (Aidan) 2 2.0 2 0 0 100.0 1175.2 425.0 1600.2 View list
13 2130136682 Botha, S (Shadette) 2 1.0 1 0 1 50.0 1247.9 0.0 1247.9 View list
14 1130131410 Jonker, C (Corne) 2 1.0 1 0 1 50.0 1233.5 0.0 1233.5 View list
15 2120139658 Viljoen, C (Chene) 2 1.0 1 0 1 50.0 1169.3 0.0 1169.3 View list
16 2110136518 Hutcheson, M (Megan) 2 0.0 0 0 2 0.0 1184.0 -425.0 759.0 View list
17 1120161588 Motloung, I (Israel) 2 0.0 0 0 2 0.0 1302.5 -425.0 877.5 View list
18 1120103523 Tolmay, W (Walroux) 2 0.0 0 0 2 0.0 1188.3 -425.0 763.3 View list
19 1130138275 Esterhuizen, E (Erich) 1 1.0 1 0 0 100.0 1322.4 425.0 1747.4 View list
20 1110155776 Chalmers, R (Ruben Connor) 1 1.0 1 0 0 100.0 1233.5 425.0 1658.5 View list