Player Page

Van Der Merwe, L (Luan Rudolf Johanne)
Dob: 2011/12/21 (U14)
Gender: Male
Chess SA id: 1110147448
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/03/16 (62 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 rating1106.8
Curent Weighted rating1116.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1116.8
Current floor (min rating allowed)649.4
Current highest rating achieved1149.4
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)±189.4
Current Raw change used (final)0.0
Projected new Raw rating1106.8
Projected new Weighed rating1114.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1114.6
Projected effective change (new Official - current Official)-2.2
Projected new highest rating1149.4
Projected new floor649.4
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 rating1138.8
Curent Weighted rating1161.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1161.0
Current floor (min rating allowed)640.4
Current highest rating achieved1140.4
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)±180.9
Current Raw change used (final)0.0
Projected new Raw rating1138.8
Projected new Weighed rating1158.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.1
Projected effective change (new Official - current Official)-2.9
Projected new highest rating1140.4
Projected new floor640.4
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 rating1100.8
Curent Weighted rating1105.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1105.9
Current floor (min rating allowed)616.4
Current highest rating achieved1116.4
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)±191.0
Current Raw change used (final)0.0
Projected new Raw rating1100.8
Projected new Weighed rating1104.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1104.3
Projected effective change (new Official - current Official)-1.6
Projected new highest rating1116.4
Projected new floor616.4
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)616.4
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 floor616.4
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Overberg Schools - PS Closed 2024 (U13 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 2.0 1099.5 1140.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Overberg Schools - PS Closed 2024 (U13 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 2.0 1099.5 1140.4 Analysis
3 Overberg Top Schools 2023 (U13) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 5 1.5 1134.4 1200.0 Analysis
2 Overberg Schools Bredasdorp Zone Trails 2023 (U13) 2023/02/16 2023/03/02 Overberg (WOS) Rapid 20 0.47 6 6 2.0 1149.4 1116.4 Analysis
1 Metro Rapid 2022 (U11 Boys) 2022/10/22 2022/10/22 Cape Town (WCT) Rapid 30 0.60 5 4 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 0 3 2.0 40.0 -85.0 1230.7 1145.7
White 3 1 0 2 1.0 33.3 -141.7 1238.1 1096.4
Black 2 1 0 1 1.0 50.0 0.0 1219.7 1219.7
Standard All 5 2 0 3 2.0 40.0 -85.0 1230.7 1145.7
White 3 1 0 2 1.0 33.3 -141.7 1238.1 1096.4
Black 2 1 0 1 1.0 50.0 0.0 1219.7 1219.7
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 20 5 1 14 5.5 27.5 -191.2 1179.9 988.6
White 11 2 1 8 2.5 22.7 -231.8 1149.3 917.4
Black 9 3 0 6 3.0 33.3 -141.7 1217.3 1075.7
Standard All 10 3 1 6 3.5 35.0 -127.5 1182.2 1054.7
White 6 2 1 3 2.5 41.7 -70.8 1138.6 1067.8
Black 4 1 0 3 1.0 25.0 -212.5 1247.7 1035.2
Rapid All 10 2 0 8 2.0 20.0 -255.0 1177.5 922.5
White 5 0 0 5 0.0 0.0 -425.0 1162.0 737.0
Black 5 2 0 3 2.0 40.0 -85.0 1193.0 1108.0
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 1100151344 Dirroow, A (Abdi) 1 1.0 1 0 0 100.0 1149.4 425.0 1574.4 View list
2 1110138425 Liebenberg, J (Junior) 1 1.0 1 0 0 100.0 1134.4 425.0 1559.4 View list
3 1110106824 Scholtz, F (Francois) 1 1.0 1 0 0 100.0 1099.5 425.0 1524.5 View list
4 1100151349 Omar, A (Abdullah) 1 1.0 1 0 0 100.0 1149.4 425.0 1574.4 View list
5 1110151353 Swart, J (Jayden) 1 1.0 1 0 0 100.0 1099.5 425.0 1524.5 View list
6 1100138471 Vogel, Z (Zander) 1 0.5 0 1 0 50.0 1134.4 0.0 1134.4 View list
7 1110133353 Swart, E (Eon) 1 0.0 0 0 1 0.0 1134.4 -425.0 709.4 View list
8 1120159234 Nceka, B (Brandon) 1 0.0 0 0 1 0.0 1099.5 -425.0 674.5 View list
9 1110143642 Mokhele, A (Anganathi) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1110143640 Madlala, B (Bonginkosi) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 2100111335 Macamba, L (Liso) 1 0.0 0 0 1 0.0 1134.4 -425.0 709.4 View list
12 1100151347 Liebenberg, C (Christiaan) 1 0.0 0 0 1 0.0 1149.4 -425.0 724.4 View list
13 1110147435 Kramer, R (Ruan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1100111302 Hansen, D (Damian) 1 0.0 0 0 1 0.0 1149.4 -425.0 724.4 View list
15 110089015 Duminy, M (Marc) 1 0.0 0 0 1 0.0 1134.4 -425.0 709.4 View list
16 1110130188 Du Plessis, J (Jan-Dawid) 1 0.0 0 0 1 0.0 1099.5 -425.0 674.5 View list
17 1110151339 Dreyer, C (Christiano) 1 0.0 0 0 1 0.0 1149.4 -425.0 724.4 View list
18 1110152320 Christie Smith, J (Jim) 1 0.0 0 0 1 0.0 1099.5 -425.0 674.5 View list
19 2100111303 Arends, S (Sylvia) 1 0.0 0 0 1 0.0 1149.4 -425.0 724.4 View list
20 1110146858 Adolf, F (Feraydo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list