Player Page

Van Der Westhuizen, F (Frederik)
Dob: 2007/05/02 (U18)
Gender: Male
Chess SA id: 107050552
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2024/01/14 (120 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
Curent Raw rating1598.8
Curent Weighted rating1567.7
Curent Weighted performance1534.0
Current official/published rating (highest between Raw, WR and WP)1598.8
Current floor (min rating allowed)1098.8
Current highest rating achieved1598.8
Current K-factor32
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)±93.9
Current Raw change used (final)0.0
Projected new Raw rating1598.8
Projected new Weighed rating1571.2
Projected new Weighted performance1534.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1598.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1598.8
Projected new floor1098.8
Projected new K-facor32
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
Curent Raw rating1603.4
Curent Weighted rating1568.1
Curent Weighted performance1534.3
Current official/published rating (highest between Raw, WR and WP)1603.4
Current floor (min rating allowed)1103.4
Current highest rating achieved1603.4
Current K-factor28
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)±93.3
Current Raw change used (final)0.0
Projected new Raw rating1603.4
Projected new Weighed rating1572.0
Projected new Weighted performance1534.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1603.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1603.4
Projected new floor1103.4
Projected new K-facor28
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
Curent Raw rating1088.1
Curent Weighted rating1067.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1088.1
Current floor (min rating allowed)606.8
Current highest rating achieved1106.8
Current K-factor40
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)±194.5
Current Raw change used (final)0.0
Projected new Raw rating1088.1
Projected new Weighed rating1069.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1088.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1106.8
Projected new floor606.8
Projected new K-facor40
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
Curent Raw rating1082.0
Curent Weighted rating1082.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1082.0
Current floor (min rating allowed)606.8
Current highest rating achieved1082.0
Current K-factor40
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)±196.2
Current Raw change used (final)0.0
Projected new Raw rating1082.0
Projected new Weighed rating1082.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1082.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1082.0
Projected new floor606.8
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 Gauteng Inter-Region Chess Championship (U18B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1569.0 1571.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
31 2024 Gauteng Inter-Region Chess Championship (U18B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1569.0 1571.4 Analysis
30 DR KKD Trials 2023 (U18+U20) 2023/09/02 2023/09/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1554.4 1553.2 Analysis
29 DR KKD Meiringspark 2023 (Open) 2023/08/19 2023/08/19 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1557.3 1555.8 Analysis
28 DR Kenneth Kaunda Volkies 29 Jul 2023 (A) 2023/07/29 2023/07/29 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1550.4 1547.5 Analysis
27 Dr KKD Curro 2023 (U18) 2023/05/13 2023/05/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 3.0 1540.0 1534.1 Analysis
26 DR Kenneth Kaunda Curro 2023 (A+B) 2023/04/22 2023/04/22 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1536.3 1528.3 Analysis
25 2022 South African Junior Team Chess Championships (U16 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 5.5 1528.9 1525.7 Analysis
24 Dr. KKD SAJCC Trials September 2022 (U16) 2022/09/03 2022/09/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1526.8 1521.5 Analysis
23 Dr. KKD Volkskool 2022 (Open) 2022/08/20 2022/08/20 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 1559.2 1560.9 Analysis
22 Eureka Open 2022 (B) 2022/07/30 2022/07/30 Sedibeng (GSV) Standard 60 0.83 5 0 0.0 1524.8 1527.2 Analysis
21 La Hoff Primary School 2022 (A) 2022/07/23 2022/07/23 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1524.8 1527.2 Analysis
20 Bailie Park Potchefstroom 2022 (U18+Open) 2022/06/04 2022/06/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1455.1 1473.8 Analysis
19 Schoonspruit Ope 2022 (A+B) 2022/05/21 2022/05/21 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1433.1 1460.4 Analysis
18 Ferdinand Postma Potchefstroom 2022 (A) 2022/04/09 2022/04/09 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1412.6 1439.9 Analysis
17 La Hoff Dr. KK Chess 2022 (A+B) 2022/02/19 2022/02/19 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 5.0 1336.1 1350.6 Analysis
16 Volkskool Tournament 2021 (Open) 2021/06/26 2021/06/26 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 0 0.0 1348.9 1369.0 Analysis
15 Saamtrek 2021 (Open) 2021/06/12 2021/06/12 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 1348.9 1369.0 Analysis
14 Matlosana Mall 2019 (B) 2019/10/04 2019/10/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1353.4 1378.4 Analysis
13 Doringkruin 2019 (U14) 2019/06/08 2019/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 5.0 1292.0 1298.2 Analysis
12 Volkies 2019 (B) 2019/05/11 2019/05/11 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1267.3 1264.7 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 4 0 0 4.0 100.0 425.0 1353.9 1778.9
White 2 2 0 0 2.0 100.0 425.0 1421.0 1846.0
Black 2 2 0 0 2.0 100.0 425.0 1286.8 1711.8
Standard All 4 4 0 0 4.0 100.0 425.0 1353.9 1778.9
White 2 2 0 0 2.0 100.0 425.0 1421.0 1846.0
Black 2 2 0 0 2.0 100.0 425.0 1286.8 1711.8
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 145 101 15 29 108.5 74.8 211.0 1199.0 1410.0
White 71 51 8 12 55.0 77.5 233.5 1190.6 1424.1
Black 74 50 7 17 53.5 72.3 189.5 1207.0 1396.5
Standard All 135 93 15 27 100.5 74.4 207.8 1219.5 1427.3
White 65 45 8 12 49.0 75.4 215.8 1215.0 1430.8
Black 70 48 7 15 51.5 73.6 200.4 1223.7 1424.0
Rapid All 10 8 0 2 8.0 80.0 255.0 921.6 1176.6
White 6 6 0 0 6.0 100.0 425.0 926.3 1351.3
Black 4 2 0 2 2.0 50.0 0.0 914.6 914.6
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 106060952 Viljoen, J (Jaden) 7 4.5 4 1 2 64.3 1425.1 121.4 1546.5 View list
2 108072965 Hattingh, JH (Johannes) 6 5.5 5 1 0 91.7 1338.7 354.2 1692.9 View list
3 207078376 Goede, K (Kari) 6 4.5 4 1 1 75.0 1407.1 212.5 1619.6 View list
4 163041563 Vermeulen, EJ (Ernestus) 6 4.5 3 3 0 75.0 1453.9 212.5 1666.4 View list
5 204047328 Fourie, EM (Elzette) 6 3.5 3 1 2 58.3 1410.8 70.8 1481.6 View list
6 107059584 Molusi, K (Katlego) 5 3.5 3 1 1 70.0 1420.2 170.0 1590.2 View list
7 109064023 Fouche, H (Heinrich) 4 4.0 4 0 0 100.0 1511.1 425.0 1936.1 View list
8 107095175 Molefe, LM (Lord Motheo) 3 3.0 3 0 0 100.0 1446.3 425.0 1871.3 View list
9 207050551 Van Der Westhuizen, A (Annemarie) 3 2.5 2 1 0 83.3 1452.9 283.3 1736.3 View list
10 207052763 Ellis, CE (Catherine) 3 2.0 2 0 1 66.7 1310.2 141.7 1451.9 View list
11 108064021 Coetsee, D (Dewald) 3 1.0 0 2 1 33.3 1120.1 -141.7 978.4 View list
12 107079041 Crause, M (Mynhardt) 2 2.0 2 0 0 100.0 1192.9 425.0 1617.9 View list
13 205090900 Niemand, L (Luane) 2 2.0 2 0 0 100.0 1485.9 425.0 1910.9 View list
14 207081727 Swanepoel, I (Idele) 2 2.0 2 0 0 100.0 1192.9 425.0 1617.9 View list
15 108064020 Bruwer, JO (Jacobus) 2 1.0 1 0 1 50.0 1196.9 0.0 1196.9 View list
16 1780140590 Labuschagne, D (Dawie) 2 1.0 1 0 1 50.0 1422.8 0.0 1422.8 View list
17 205018547 Louw, D (Danial) 2 1.0 1 0 1 50.0 1303.6 0.0 1303.6 View list
18 1940106075 Choeu, K (Kagisho) 2 0.5 0 1 1 25.0 1542.0 -212.5 1329.5 View list
19 103014325 Jonker, WD (Wiehan) 2 0.0 0 0 2 0.0 1351.2 -425.0 926.2 View list
20 208071873 Chinoruma, T (Tawana) 1 1.0 1 0 0 100.0 1528.9 425.0 1953.9 View list