Player Page

Van Der Merwe, C (Clara)
Dob: 2008/03/31 (U18)
Gender: Female
Chess SA id: 2080106625
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/02/24 (83 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 rating1229.6
Curent Weighted rating1238.6
Curent Weighted performance1144.1
Current official/published rating (highest between Raw, WR and WP)1238.6
Current floor (min rating allowed)790.3
Current highest rating achieved1290.3
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)±159.0
Current Raw change used (final)0.0
Projected new Raw rating1229.6
Projected new Weighed rating1238.7
Projected new Weighted performance1144.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1238.7
Projected effective change (new Official - current Official)+0.1
Projected new highest rating1290.3
Projected new floor790.3
Projected new K-facor36
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 rating1218.1
Curent Weighted rating1231.7
Curent Weighted performance1134.1
Current official/published rating (highest between Raw, WR and WP)1231.7
Current floor (min rating allowed)791.6
Current highest rating achieved1291.6
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)±161.6
Current Raw change used (final)0.0
Projected new Raw rating1218.1
Projected new Weighed rating1231.5
Projected new Weighted performance1134.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1231.5
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1291.6
Projected new floor791.6
Projected new K-facor36
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1235.6 1229.6 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1280.5 1282.2 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 1280.5 1282.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
29 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1235.6 1229.6 Analysis
28 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1280.5 1282.2 Analysis
27 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 1.0 1280.5 1282.2 Analysis
26 2023 Alekhine Open Tournament (C) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 4 2.0 1290.3 1291.6 Analysis
25 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.5 1177.5 1158.4 Analysis
24 2023 Gauteng Top Schools (U15 Girls) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 4 4.0 1177.5 1158.4 Analysis
23 2023 Milos Ristic Open Tournament (C) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1222.9 1213.5 Analysis
22 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1274.0 1278.3 Analysis
21 Grey College Team Championship 2023 (B) 2023/02/03 2023/02/04 Mangaung (FMB) Standard 60 0.83 5 5 4.0 1237.2 1234.0 Analysis
20 2023 Tshwane Chess Open Registration Tournament (C1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1204.6 1194.0 Analysis
19 2021 Registration Tournament (C) 2021/03/13 2021/03/13 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1196.5 1189.3 Analysis
18 2020 Wynie Robbertse Open Chess Tournament (C) 2020/03/07 2020/03/07 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1202.8 1196.1 Analysis
17 2020 Blou Bul (C) 2020/02/15 2020/02/15 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1240.1 1243.3 Analysis
16 2020 Registration Tournament (C) 2020/01/25 2020/01/25 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1063.1 1054.9 Analysis
15 2019 Wild Card Chess Championship (U12 Girls) 2020/01/09 2020/01/12 4 Knights (4K) Standard 120 1.00 7 7 4.0 1063.1 1054.9 Analysis
14 2019 South African Junior Team Championships (U12 Girls) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 4.0 1063.1 1054.9 Analysis
13 2019 Etienne Lewis Trials (U12 Girls) 2019/08/30 2019/09/01 Tshwane (GTP) Standard 120 1.00 7 6 3.0 1015.1 1005.7 Analysis
12 2019 Gauteng School League Finals (U13 Girls) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1039.8 1025.3 Analysis
11 2019 Alekhine Open (C) 2019/08/09 2019/08/10 Tshwane (GTP) Standard 120 1.00 5 4 1.0 1039.8 1025.3 Analysis
10 2019 Menlo Open (C) 2019/07/13 2019/07/13 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1077.3 1072.5 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 14 5 0 9 5.0 35.7 -121.4 1294.5 1173.1
White 8 4 0 4 4.0 50.0 0.0 1259.0 1259.0
Black 6 1 0 5 1.0 16.7 -283.3 1341.9 1058.5
Standard All 14 5 0 9 5.0 35.7 -121.4 1294.5 1173.1
White 8 4 0 4 4.0 50.0 0.0 1259.0 1259.0
Black 6 1 0 5 1.0 16.7 -283.3 1341.9 1058.5
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 149 62 7 80 65.5 44.0 -51.3 1183.1 1131.8
White 72 27 7 38 30.5 42.4 -64.9 1182.7 1117.8
Black 77 35 0 42 35.0 45.5 -38.6 1183.5 1144.8
Standard All 149 62 7 80 65.5 44.0 -51.3 1183.1 1131.8
White 72 27 7 38 30.5 42.4 -64.9 1182.7 1117.8
Black 77 35 0 42 35.0 45.5 -38.6 1183.5 1144.8
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 1100096766 Du Preez, J (Julian) 3 2.0 2 0 1 66.7 1136.4 141.7 1278.1 View list
2 208048362 Reyneke, T (Talia) 3 1.5 1 1 1 50.0 1100.3 0.0 1100.3 View list
3 208082677 Radia, D (Diya) 3 1.0 1 0 2 33.3 1131.8 -141.7 990.1 View list
4 208078447 Timmerman, ME (Mischke) 3 0.0 0 0 3 0.0 1085.2 -425.0 660.2 View list
5 208086374 Smith, KJ (Kayle) 2 2.0 2 0 0 100.0 1020.7 425.0 1445.7 View list
6 208068746 Snyders, M (Meya) 2 2.0 2 0 0 100.0 1120.3 425.0 1545.3 View list
7 2080117651 Wesinyane, T (Tshireletso) 2 1.5 1 1 0 75.0 1225.8 212.5 1438.3 View list
8 210088596 Louw, N (Nova) 2 1.0 1 0 1 50.0 1065.8 0.0 1065.8 View list
9 108064862 Moolman, R (Reinhardt) 2 1.0 1 0 1 50.0 1045.5 0.0 1045.5 View list
10 1090107165 Oosthuizen, L (Ludrick) 2 1.0 1 0 1 50.0 1026.3 0.0 1026.3 View list
11 108073056 Lotter, CJ (Christiaan Johannes) 2 0.0 0 0 2 0.0 1051.8 -425.0 626.8 View list
12 110095325 Lourens, J (Jurgen) 2 0.0 0 0 2 0.0 1026.3 -425.0 601.3 View list
13 109092649 Webb, K (Kagan) 2 0.0 0 0 2 0.0 1044.7 -425.0 619.7 View list
14 1140134237 Barkhuizen, SJ (Simon Jurgens) 1 1.0 1 0 0 100.0 1204.6 425.0 1629.6 View list
15 1090116742 Baloyi, B (Boikanyo) 1 1.0 1 0 0 100.0 1290.3 425.0 1715.3 View list
16 1070103556 Budge, B (Benjamin) 1 1.0 1 0 0 100.0 1235.6 425.0 1660.6 View list
17 209084154 Brink, S (Samantha) 1 1.0 1 0 0 100.0 1063.1 425.0 1488.1 View list
18 109073377 Claassen, EG (Emileo) 1 1.0 1 0 0 100.0 1026.3 425.0 1451.3 View list
19 2080112382 Du Plessis, P (Petro) 1 1.0 1 0 0 100.0 1076.7 425.0 1501.7 View list
20 1110107188 De Beer, L (Liam) 1 1.0 1 0 0 100.0 1026.3 425.0 1451.3 View list