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: 2024/07/13 (131 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 rating1613.4
Current Weighted rating1589.6
Current Weighted performance1500.7
Current official/published rating (highest between Raw, WR and WP)1613.4
Current highest rating achieved1613.4
Current floor (min rating allowed)1113.4
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)±92.0
Current Raw change used (final)0.0
Projected new Raw rating1613.4
Projected new Weighed rating1463.7
Projected new Weighted performance1500.7
Projected new final Raw rating (if new WP > new Raw)1613.4
Projected new highest rating1613.4
Projected new floor1113.4
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1613.4
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 rating1618.8
Current Weighted rating1592.8
Current Weighted performance1500.7
Current official/published rating (highest between Raw, WR and WP)1618.8
Current highest rating achieved1618.8
Current floor (min rating allowed)1118.8
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)±91.3
Current Raw change used (final)0.0
Projected new Raw rating1618.8
Projected new Weighed rating1466.8
Projected new Weighted performance1500.7
Projected new final Raw rating (if new WP > new Raw)1618.8
Projected new highest rating1618.8
Projected new floor1118.8
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1618.8
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 rating1088.1
Current Weighted rating1078.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1088.1
Current highest rating achieved1106.8
Current floor (min rating allowed)606.8
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 rating992.7
Projected new Weighted performance179.5
Projected new final Raw rating (if new WP > new Raw)1088.1
Projected new highest rating1106.8
Projected new floor606.8
Projected new K-facor40
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
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 rating1082.0
Current Weighted rating1082.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1082.0
Current highest rating achieved1082.0
Current floor (min rating allowed)582.0
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 rating995.4
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1082.0
Projected new floor582.0
Projected new K-facor40
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 DR KK Gimmies 2024 (A) 2024/07/13 2024/07/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1598.8 1603.4 Analysis
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
32 DR KK Gimmies 2024 (A) 2024/07/13 2024/07/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1598.8 1603.4 Analysis
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
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 6 2 1 7.0 77.8 236.1 1491.7 1727.8
White 4 3 1 0 3.5 87.5 318.8 1408.6 1727.3
Black 5 3 1 1 3.5 70.0 170.0 1558.2 1728.2
Standard All 9 6 2 1 7.0 77.8 236.1 1491.7 1727.8
White 4 3 1 0 3.5 87.5 318.8 1408.6 1727.3
Black 5 3 1 1 3.5 70.0 170.0 1558.2 1728.2
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 150 103 17 30 111.5 74.3 206.8 1212.4 1419.2
White 73 52 9 12 56.5 77.4 232.9 1196.3 1429.1
Black 77 51 8 18 55.0 71.4 182.1 1227.7 1409.9
Standard All 140 95 17 28 103.5 73.9 203.4 1233.2 1436.6
White 67 46 9 12 50.5 75.4 215.7 1220.5 1436.1
Black 73 49 8 16 53.0 72.6 192.1 1244.9 1437.0
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 1692.8 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 207050551 Van Der Westhuizen, A (Annemarie) 4 3.5 3 1 0 87.5 1489.4 318.8 1808.2 View list
9 108064021 Coetsee, D (Dewald) 4 1.0 0 2 2 25.0 1239.8 -212.5 1027.3 View list
10 107095175 Molefe, LM (Lord Motheo) 3 3.0 3 0 0 100.0 1446.3 425.0 1871.3 View list
11 207052763 Ellis, CE (Catherine) 3 2.0 2 0 1 66.7 1310.2 141.7 1451.9 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 206064936 Ellis, E (Ehandre) 1 1.0 1 0 0 100.0 1152.1 425.0 1577.1 View list