Player Page

Van Der Merwe, L (Liahne Lizl)
Dob: 2012/01/05 (U14)
Gender: Female
Chess SA id: 2120144853
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (44 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 rating1376.1
Current Weighted rating1313.4
Current Weighted performance1306.6
Current official/published rating (highest between Raw, WR and WP)1376.1
Current highest rating achieved1398.5
Current floor (min rating allowed)898.5
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)±129.0
Current Raw change used (final)0.0
Projected new Raw rating1376.1
Projected new Weighed rating1211.9
Projected new Weighted performance1306.6
Projected new final Raw rating (if new WP > new Raw)1376.1
Projected new highest rating1398.5
Projected new floor898.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1376.1
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 rating1366.4
Current Weighted rating1308.7
Current Weighted performance1306.6
Current official/published rating (highest between Raw, WR and WP)1366.4
Current highest rating achieved1393.4
Current floor (min rating allowed)893.4
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)±130.8
Current Raw change used (final)0.0
Projected new Raw rating1366.4
Projected new Weighed rating1207.6
Projected new Weighted performance1306.6
Projected new final Raw rating (if new WP > new Raw)1366.4
Projected new highest rating1393.4
Projected new floor893.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1366.4
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1398.5 1393.4 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1339.9 1335.1 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1339.9 1335.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1398.5 1393.4 Analysis
9 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1339.9 1335.1 Analysis
8 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1339.9 1335.1 Analysis
7 2023 Alekhine Open Tournament (D) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1304.3 1300.1 Analysis
6 2023 Etienne Lewis Closed Tournament (U12) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1209.7 1210.0 Analysis
5 2023 Gauteng Top Schools (U13 Girls) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 4.0 1209.7 1210.0 Analysis
4 2023 Tshwane South School District CLOSED Individual Championships (U11 Girls) 2023/04/22 2023/04/22 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1185.8 1182.4 Analysis
3 Chris Greyling Open Tournament 2023 (D2) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1158.2 1148.0 Analysis
2 2023 Tshwane Chess Open Registration Tournament (D2) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1183.4 1179.2 Analysis
1 Tuks Junior Developmental Tournament 2022 (Red) 2022/08/06 2022/08/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 10 1 4 10.5 70.0 170.0 1235.8 1405.8
White 8 4 1 3 4.5 56.3 53.1 1271.5 1324.6
Black 7 6 0 1 6.0 85.7 303.6 1195.0 1498.6
Standard All 15 10 1 4 10.5 70.0 170.0 1235.8 1405.8
White 8 4 1 3 4.5 56.3 53.1 1271.5 1324.6
Black 7 6 0 1 6.0 85.7 303.6 1195.0 1498.6
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 52 31 1 20 31.5 60.6 89.9 1227.1 1317.0
White 27 16 1 10 16.5 61.1 94.4 1224.9 1319.4
Black 25 15 0 10 15.0 60.0 85.0 1229.5 1314.5
Standard All 52 31 1 20 31.5 60.6 89.9 1227.1 1317.0
White 27 16 1 10 16.5 61.1 94.4 1224.9 1319.4
Black 25 15 0 10 15.0 60.0 85.0 1229.5 1314.5
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120135735 Muller, M (Mari) 2 1.0 1 0 1 50.0 1292.2 0.0 1292.2 View list
2 2110148658 De Jager, A (Anneke) 1 1.0 1 0 0 100.0 1398.5 425.0 1823.5 View list
3 1120109368 Coetzee, M (Mauritz) 1 1.0 1 0 0 100.0 1304.3 425.0 1729.3 View list
4 1130143045 Ebersohn, G (Gerhard) 1 1.0 1 0 0 100.0 1304.3 425.0 1729.3 View list
5 1090144851 Fox, K (Keagan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1120133904 Fokker, CD (Christiaan Dirk) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
7 1120153447 Human, Z (Zachariah) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
8 1130135732 Maree, M (Morgan) 1 1.0 1 0 0 100.0 1183.4 425.0 1608.4 View list
9 2130119628 Loubser, L (Lara) 1 1.0 1 0 0 100.0 1339.9 425.0 1764.9 View list
10 1120139917 Kruger, B (Brenden) 1 1.0 1 0 0 100.0 1339.9 425.0 1764.9 View list
11 1120152732 Karsten, D (Daniel) 1 1.0 1 0 0 100.0 1339.9 425.0 1764.9 View list
12 2110154008 Modipa, N (Nelisiwe) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
13 2100160907 Mphalele, K (Kgethego) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
14 1130135733 Mulamattathil, R (Rehaan) 1 1.0 1 0 0 100.0 1158.2 425.0 1583.2 View list
15 1130142890 Naidoo, T (Tristan) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
16 2120135381 Naude, J (Juliette) 1 1.0 1 0 0 100.0 1339.9 425.0 1764.9 View list
17 1130119626 Ndebele, AT (Akhumzi Thandolwenkosi) 1 1.0 1 0 0 100.0 1304.3 425.0 1729.3 View list
18 1100152735 Neumann, C (Christian) 1 1.0 1 0 0 100.0 1158.2 425.0 1583.2 View list
19 2110118216 Ngoma, A (Akhona) 1 1.0 1 0 0 100.0 1209.7 425.0 1634.7 View list
20 2120139971 Oosthuizen, L (Leane) 1 1.0 1 0 0 100.0 1398.5 425.0 1823.5 View list