Player Page

Viljoen, A (Amber)
Dob: 2009/08/19 (U16)
Gender: Female
Chess SA id: 2090109345
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (38 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 rating1349.4
Current Weighted rating1274.9
Current Weighted performance1327.2
Current official/published rating (highest between Raw, WR and WP)1349.4
Current highest rating achieved1349.4
Current floor (min rating allowed)849.4
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)±134.0
Current Raw change used (final)0.0
Projected new Raw rating1349.4
Projected new Weighed rating1175.6
Projected new Weighted performance1327.2
Projected new final Raw rating (if new WP > new Raw)1349.4
Projected new highest rating1349.4
Projected new floor849.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1349.4
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 rating1348.4
Current Weighted rating1269.6
Current Weighted performance1327.2
Current official/published rating (highest between Raw, WR and WP)1348.4
Current highest rating achieved1348.4
Current floor (min rating allowed)848.4
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)±134.2
Current Raw change used (final)0.0
Projected new Raw rating1348.4
Projected new Weighed rating1170.8
Projected new Weighted performance1327.2
Projected new final Raw rating (if new WP > new Raw)1348.4
Projected new highest rating1348.4
Projected new floor848.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1348.4
Projected effective change (new Official - current Official)=0.0
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 6 2.5 1331.8 1328.2 Analysis
6 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1331.8 1328.2 Analysis
5 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1341.4 1336.5 Analysis
4 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1298.2 1296.4 Analysis
3 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1224.4 1215.8 Analysis
2 2024 Chris Greyling Open Chess Tournament (D2) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1224.4 1215.8 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 1.0 1241.3 1233.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
38 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 6 2.5 1331.8 1328.2 Analysis
37 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1331.8 1328.2 Analysis
36 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1341.4 1336.5 Analysis
35 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1298.2 1296.4 Analysis
34 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1224.4 1215.8 Analysis
33 2024 Chris Greyling Open Chess Tournament (D2) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1224.4 1215.8 Analysis
32 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 1.0 1241.3 1233.4 Analysis
31 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 2.5 1240.6 1233.6 Analysis
30 2023 Tshwane South School District CLOSED League Championship (U15) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 3 3 0.0 1254.1 1247.0 Analysis
29 2023 Elize Steenkamp Open Tournament (C) 2023/06/16 2023/06/17 Tshwane (GTP) Standard 90 0.94 6 6 4.0 1189.7 1188.2 Analysis
28 Gauteng Schools Individual Finals 2023 (U15 Girls) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1145.5 1133.8 Analysis
27 2023 Milos Ristic Open Tournament (C) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1172.7 1166.6 Analysis
26 2023 Tshwane South School District CLOSED Individual Championships (U15 Girls) 2023/04/22 2023/04/22 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1172.7 1166.6 Analysis
25 Chris Greyling Open Tournament 2023 (C) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1163.3 1161.5 Analysis
24 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1163.3 1161.5 Analysis
23 2023 Tshwane Chess Open Registration Tournament (C2) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1133.8 1123.5 Analysis
22 2022 Etienne Lewis (U14 Girls) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1077.4 1058.3 Analysis
21 2022 Blou Bul Open (C) 2022/06/25 2022/06/26 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1071.0 1050.7 Analysis
20 2022 Milos Ristic Open Chess Tournament (C) 2022/05/28 2022/05/28 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1091.3 1072.7 Analysis
19 2022 Silver Lakes Chess Club Open Chess Tournament (C) 2022/05/14 2022/05/14 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1091.3 1072.7 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 35 19 2 14 20.0 57.1 60.7 1294.4 1355.1
White 18 10 1 7 10.5 58.3 70.8 1271.0 1341.8
Black 17 9 1 7 9.5 55.9 50.0 1319.2 1369.2
Standard All 35 19 2 14 20.0 57.1 60.7 1294.4 1355.1
White 18 10 1 7 10.5 58.3 70.8 1271.0 1341.8
Black 17 9 1 7 9.5 55.9 50.0 1319.2 1369.2
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 193 77 18 98 86.0 44.6 -46.2 1228.3 1182.1
White 95 41 12 42 47.0 49.5 -4.5 1215.7 1211.2
Black 98 36 6 56 39.0 39.8 -86.7 1240.5 1153.8
Standard All 193 77 18 98 86.0 44.6 -46.2 1228.3 1182.1
White 95 41 12 42 47.0 49.5 -4.5 1215.7 1211.2
Black 98 36 6 56 39.0 39.8 -86.7 1240.5 1153.8
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 2100109357 Theron, L (Lydia) 4 2.0 2 0 2 50.0 1186.6 0.0 1186.6 View list
2 2090107167 Redelinghuys, M (Mia) 4 1.0 1 0 3 25.0 1134.3 -212.5 921.8 View list
3 1120133903 Buchner, E (Emil) 3 2.0 2 0 1 66.7 1175.2 141.7 1316.9 View list
4 2100109348 Karsten, CB (Chay Belle) 3 2.0 2 0 1 66.7 1188.4 141.7 1330.1 View list
5 1100097226 Marais, JS (Jacobus) 3 1.0 1 0 2 33.3 1138.8 -141.7 997.2 View list
6 110092783 Van Rooyen, M (Marcel) 3 1.0 1 0 2 33.3 1111.8 -141.7 970.2 View list
7 2090099192 Lodi, O (Olebogeng) 3 0.0 0 0 3 0.0 1111.2 -425.0 686.2 View list
8 1090097848 Kubheka, T (Thando) 2 2.0 2 0 0 100.0 1113.8 425.0 1538.8 View list
9 1120107185 Steyn, H (Henco) 2 2.0 2 0 0 100.0 1119.3 425.0 1544.3 View list
10 1090136201 Seitei, N (Neo) 2 1.5 1 1 0 75.0 1247.5 212.5 1460.0 View list
11 2100190415 Cele, B (Bongiwe) 2 1.0 1 0 1 50.0 1315.0 0.0 1315.0 View list
12 2090143378 De Villiers, A (Ami) 2 1.0 1 0 1 50.0 1315.0 0.0 1315.0 View list
13 1130108354 Jansen Van Vuuren, G (Gianni) 2 1.0 1 0 1 50.0 1127.3 0.0 1127.3 View list
14 1090109066 Jooste, J (Josh) 2 1.0 1 0 1 50.0 1243.7 0.0 1243.7 View list
15 1090130089 Matsioloko, G (Godisang) 2 1.0 1 0 1 50.0 1138.2 0.0 1138.2 View list
16 208068746 Snyders, M (Meya) 2 1.0 1 0 1 50.0 1206.7 0.0 1206.7 View list
17 210086545 Steyn, A (Amelia) 2 1.0 1 0 1 50.0 1112.3 0.0 1112.3 View list
18 2080096094 Padayachy, S (Shreya) 2 0.5 0 1 1 25.0 1132.8 -212.5 920.3 View list
19 1090098581 Bath, X (Xavier) 2 0.0 0 0 2 0.0 1213.4 -425.0 788.4 View list
20 109095323 Grobler, DDI (Donovan Denzel Izak) 2 0.0 0 0 2 0.0 1081.2 -425.0 656.2 View list