Player Page

Weder, K (Karlien)
Dob: 2012/01/31 (U14)
Gender: Female
Chess SA id: 2120139975
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (12 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 rating1475.6
Curent Weighted rating1347.6
Curent Weighted performance1416.7
Current official/published rating (highest between Raw, WR and WP)1475.6
Current floor (min rating allowed)975.6
Current highest rating achieved1475.6
Current K-factor32
Games played this month5
Score (S)3.5
Expected score (We)3.39
Difference (S-We)0.11
Current Raw change (no limits, including tournament time weight)2.9
Current min/max change allowed (with limits)±112.0
Current Raw change used (final)2.9
Projected new Raw rating1478.5
Projected new Weighed rating1362.7
Projected new Weighted performance1416.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1478.5
Projected effective change (new Official - current Official)+2.9
Projected new highest rating1478.5
Projected new floor978.5
Projected new K-facor32
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 rating1470.3
Curent Weighted rating1339.4
Curent Weighted performance1411.6
Current official/published rating (highest between Raw, WR and WP)1470.3
Current floor (min rating allowed)970.3
Current highest rating achieved1470.3
Current K-factor32
Games played this month5
Score (S)3.5
Expected score (We)3.38
Difference (S-We)0.12
Current Raw change (no limits, including tournament time weight)3.8
Current min/max change allowed (with limits)±112.8
Current Raw change used (final)3.8
Projected new Raw rating1474.1
Projected new Weighed rating1354.2
Projected new Weighted performance1411.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1474.1
Projected effective change (new Official - current Official)+3.8
Projected new highest rating1474.1
Projected new floor974.1
Projected new K-facor32
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 performance0.0
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
Tournament: 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls)
Start: 2024/05/11  End: 2024/05/11  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.5
Main rating: 1475.6  Rating gain/loss: 2.9
Type rating: 1470.3  Rating gain/loss: 3.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1475.6 1470.3 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U14 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1389.3 1349.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1475.6 1470.3 Analysis
6 2024 Gauteng Inter-Region Chess Championship (U14 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1389.3 1349.7 Analysis
5 2023 Alekhine Open Tournament (D) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1323.9 1350.8 Analysis
4 2023 Gauteng Top Schools (U11 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 5.0 1254.3 1271.2 Analysis
3 2023 Tshwane South School District CLOSED League Championship (U11) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1209.8 1220.8 Analysis
2 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 1190.2 1200.0 Analysis
1 D4 Individuals 2022 (U11 Girls) 2022/04/23 2022/04/23 Tshwane (GTP) Rapid 30 0.60 7 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 7 1 1 7.5 83.3 283.3 1300.2 1583.5
White 5 4 1 0 4.5 90.0 340.0 1305.3 1645.3
Black 4 3 0 1 3.0 75.0 212.5 1293.7 1506.2
Standard All 9 7 1 1 7.5 83.3 283.3 1300.2 1583.5
White 5 4 1 0 4.5 90.0 340.0 1305.3 1645.3
Black 4 3 0 1 3.0 75.0 212.5 1293.7 1506.2
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 35 24 4 7 26.0 74.3 206.4 1220.7 1427.1
White 19 13 3 3 14.5 76.3 223.7 1226.8 1450.5
Black 16 11 1 4 11.5 71.9 185.9 1213.5 1399.4
Standard All 29 21 4 4 23.0 79.3 249.1 1237.0 1486.2
White 16 12 3 1 13.5 84.4 292.2 1238.7 1530.9
Black 13 9 1 3 9.5 73.1 196.2 1235.0 1431.1
Rapid All 6 3 0 3 3.0 50.0 0.0 1141.9 1141.9
White 3 1 0 2 1.0 33.3 -141.7 1163.4 1021.7
Black 3 2 0 1 2.0 66.7 141.7 1120.3 1262.0
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 1130136642 Ottermann, E (Erik) 2 1.5 1 1 0 75.0 1232.0 212.5 1444.5 View list
2 2120139968 Engelbrecht, A (Amber-Lee) 2 0.5 0 1 1 25.0 1332.9 -212.5 1120.4 View list
3 2120134213 Jansen, A (Alexia) 2 0.0 0 0 2 0.0 1337.8 -425.0 912.8 View list
4 2100131805 Loubser, LA (Lilliene) 1 1.0 1 0 0 100.0 1389.3 425.0 1814.3 View list
5 1130154133 Kunaka, M (Mufaro) 1 1.0 1 0 0 100.0 1209.8 425.0 1634.8 View list
6 2140143072 Kirstein, M (Mine) 1 1.0 1 0 0 100.0 1190.2 425.0 1615.2 View list
7 2130144513 Du Plessis, A (Ane) 1 1.0 1 0 0 100.0 1190.2 425.0 1615.2 View list
8 2100135907 Dlamini, L (Lwazi) 1 1.0 1 0 0 100.0 1389.3 425.0 1814.3 View list
9 1090134428 De Jager, J (Jandre) 1 1.0 1 0 0 100.0 1323.9 425.0 1748.9 View list
10 1120109368 Coetzee, M (Mauritz) 1 1.0 1 0 0 100.0 1323.9 425.0 1748.9 View list
11 2130135724 Brand, I (Isabelle) 1 1.0 1 0 0 100.0 1209.8 425.0 1634.8 View list
12 1120151790 Bijker, X (Xander) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
13 2120111255 Beetge, A (Anabelle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1120143047 Haupt, J (Joshua) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
15 210095050 Netshimbupfe, Y (Yoanda) 1 1.0 1 0 0 100.0 1389.3 425.0 1814.3 View list
16 2120135735 Muller, M (Mari) 1 1.0 1 0 0 100.0 1190.2 425.0 1615.2 View list
17 2110141975 Mlilo, S (Sibongisiwe) 1 1.0 1 0 0 100.0 1389.3 425.0 1814.3 View list
18 1130146363 Maseko, T (Tshiamo) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
19 2130137401 Pistorius, A (Anabelle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
20 2120119627 Posthumus, Z (Zane) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list