Player Page

Van Der Merwe, E (Emei)
Dob: 2010/01/19 (U16)
Gender: Male
Chess SA id: 2100147743
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2023/03/04 (440 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 rating1146.6
Curent Weighted rating1153.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1153.7
Current floor (min rating allowed)707.6
Current highest rating achieved1207.6
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)±178.9
Current Raw change used (final)0.0
Projected new Raw rating1146.6
Projected new Weighed rating1152.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1152.2
Projected effective change (new Official - current Official)-1.5
Projected new highest rating1207.6
Projected new floor707.6
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 rating1144.8
Curent Weighted rating1153.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1153.7
Current floor (min rating allowed)720.8
Current highest rating achieved1220.8
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)±179.4
Current Raw change used (final)0.0
Projected new Raw rating1144.8
Projected new Weighed rating1152.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1152.0
Projected effective change (new Official - current Official)-1.7
Projected new highest rating1220.8
Projected new floor720.8
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 rating1178.0
Curent Weighted rating1178.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1178.4
Current floor (min rating allowed)678.0
Current highest rating achieved1178.0
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)±171.1
Current Raw change used (final)0.0
Projected new Raw rating1178.0
Projected new Weighed rating1178.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1178.2
Projected effective change (new Official - current Official)-0.3
Projected new highest rating1178.0
Projected new floor678.0
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 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)678.0
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 floor678.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Laerskool Welgemoed Rapid 2023 (U14) 2023/02/11 2023/02/11 Cape Town (WCT) Rapid 25 0.54 6 6 3.0 1183.8 1168.4 Analysis
3 Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls) 2023/02/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 6 1.0 1207.6 1220.8 Analysis
2 District East Schools Chess Individual Trials 2023 (U13 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 5 3.0 1183.8 1200.0 Analysis
1 Kenridge Rapid 2022 (U14) 2022/11/05 2022/11/05 Cape Town (WCT) Rapid 25 0.54 6 6 2.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 23 9 1 13 9.5 41.3 -73.9 1191.0 1117.1
White 11 4 1 6 4.5 40.9 -77.3 1195.2 1117.9
Black 12 5 0 7 5.0 41.7 -70.8 1187.2 1116.3
Standard All 11 4 0 7 4.0 36.4 -115.9 1200.8 1084.9
White 5 2 0 3 2.0 40.0 -85.0 1212.7 1127.7
Black 6 2 0 4 2.0 33.3 -141.7 1191.0 1049.3
Rapid All 12 5 1 6 5.5 45.8 -35.4 1182.0 1146.6
White 6 2 1 3 2.5 41.7 -70.8 1180.7 1109.8
Black 6 3 0 3 3.0 50.0 0.0 1183.4 1183.4
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 1100109845 Borchardt, T (Tiaan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 2100150426 Healey, K (Katelyn) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
3 1110150424 Groenewald, A (Alexander) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
4 2110150187 Gcanga, E (Endinako) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
5 2100147503 Keffers, K (Kelly-Anne) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
6 2100138825 Maritz, K (Kiara) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
7 1090137380 Makabeni, M (Mihlali) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2110143648 Shumba, O (Onalerona) 1 1.0 1 0 0 100.0 1207.6 425.0 1632.6 View list
9 1100150441 Wainright, J (John-William) 1 1.0 1 0 0 100.0 1183.8 425.0 1608.8 View list
10 1090141161 Pillay, D (Desan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
11 1090137388 Uchendu, D (David) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 2100118020 Smith, S (Shiloh) 1 0.0 0 0 1 0.0 1183.8 -425.0 758.8 View list
13 2100134088 Rubusana, N (Nina) 1 0.0 0 0 1 0.0 1207.6 -425.0 782.6 View list
14 1090142368 Oliphant, E (Ehan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1090096078 Kilama, I (Issa) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 2110150591 Holdman, S (Suad) 1 0.0 0 0 1 0.0 1207.6 -425.0 782.6 View list
17 1100150420 Du Toit, L (Luca) 1 0.0 0 0 1 0.0 1183.8 -425.0 758.8 View list
18 2110146719 Bezuidenhout, C (Chloe) 1 0.0 0 0 1 0.0 1183.8 -425.0 758.8 View list
19 1100150414 Badenhorst, Z (Zander) 1 0.0 0 0 1 0.0 1183.8 -425.0 758.8 View list
20 2110150589 Arizona-Jumaine, U (Umu-Rahma) 1 0.0 0 0 1 0.0 1207.6 -425.0 782.6 View list