Player Page

Pretorius, K (Klarissa)
Dob: 2007/09/26 (U18)
Gender: Female
Chess SA id: 2070100307
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/03/23 (60 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 rating1398.1
Curent Weighted rating1399.0
Curent Weighted performance1242.2
Current official/published rating (highest between Raw, WR and WP)1399.0
Current floor (min rating allowed)1056.3
Current highest rating achieved1556.3
Current K-factor32
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)±125.0
Current Raw change used (final)0.0
Projected new Raw rating1398.1
Projected new Weighed rating1402.8
Projected new Weighted performance1242.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1402.8
Projected effective change (new Official - current Official)+3.8
Projected new highest rating1556.3
Projected new floor1056.3
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 rating1380.0
Curent Weighted rating1391.8
Curent Weighted performance1234.3
Current official/published rating (highest between Raw, WR and WP)1391.8
Current floor (min rating allowed)1049.6
Current highest rating achieved1549.6
Current K-factor32
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)±128.3
Current Raw change used (final)0.0
Projected new Raw rating1380.0
Projected new Weighed rating1394.6
Projected new Weighted performance1234.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1394.6
Projected effective change (new Official - current Official)+2.8
Projected new highest rating1549.6
Projected new floor1049.6
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 1st Knights Open Tournament 2024 (B) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1460.8 1458.1 Analysis
3 JMC Unika School Tournament 2024 (C) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1460.8 1458.1 Analysis
2 JMC Kick Off Tournament 2024 (C) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1456.5 1448.8 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1456.5 1448.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
34 1st Knights Open Tournament 2024 (B) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1460.8 1458.1 Analysis
33 JMC Unika School Tournament 2024 (C) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1460.8 1458.1 Analysis
32 JMC Kick Off Tournament 2024 (C) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1456.5 1448.8 Analysis
31 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1456.5 1448.8 Analysis
30 2023 Gauteng Top Schools (U17 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 2.0 1556.3 1549.6 Analysis
29 JMC Closed Aug 2023 (U18+U20) 2023/08/04 2023/08/06 Johannesburg Metro (GJM) Standard 90 0.94 6 5 0.0 1556.3 1549.6 Analysis
28 JMC - The Higher Ground Restaurant 2nd Blitz Event 2023 2023/07/30 2023/07/30 Johannesburg Metro (GJM) Blitz 8 0.25 7 0 0.0 1348.0 1200.0 Analysis
27 ThinkChess Tournament 29 July 2023 2023/07/29 2023/07/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1348.0 1351.1 Analysis
26 ThinkChess 6 July 2023 2023/07/06 2023/07/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1348.0 1351.1 Analysis
25 JMC Trinity Little Falls 2023 (C) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1348.0 1351.1 Analysis
24 Gauteng Schools Individual Finals 2023 (U18 Girls) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1234.9 1225.5 Analysis
23 ThinkChess Tournament 6 May 2023 2023/05/06 2023/05/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1234.9 1225.5 Analysis
22 JMC 1 St Peters 2023 (C) 2023/03/18 2023/03/18 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1249.5 1246.7 Analysis
21 Mzansi Rapid 2023 (Intermediate) 2023/02/04 2023/02/04 Johannesburg Metro (GJM) Rapid 25 0.54 6 6 3.0 1256.1 1200.0 Analysis
20 Thinkchess Tournament 2023 (Group 1) 2023/01/28 2023/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1277.9 1274.8 Analysis
19 2022 South African Junior Team Chess Championships (U16 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 2.0 1299.5 1296.4 Analysis
18 JMC 3rd Trials 2022 (C) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1168.6 1164.9 Analysis
17 Mzansi Spring Open 2022 (Young Masters) 2022/09/03 2022/09/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1168.6 1164.9 Analysis
16 JMC Womens Day 2022 (C) 2022/08/06 2022/08/07 Johannesburg Metro (GJM) Standard 90 0.94 6 6 2.0 1203.5 1202.0 Analysis
15 JMC Trials 1 - Laerskool Fontainebleau 2022 (U16+U18) 2022/07/24 2022/07/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1181.2 1177.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 18 6 4 8 8.0 44.4 -47.2 1398.8 1351.5
White 8 1 1 6 1.5 18.8 -265.6 1388.0 1122.4
Black 10 5 3 2 6.5 65.0 127.5 1407.4 1534.9
Standard All 18 6 4 8 8.0 44.4 -47.2 1398.8 1351.5
White 8 1 1 6 1.5 18.8 -265.6 1388.0 1122.4
Black 10 5 3 2 6.5 65.0 127.5 1407.4 1534.9
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 169 80 10 79 85.0 50.3 2.5 1244.9 1247.4
White 88 37 4 47 39.0 44.3 -48.3 1247.0 1198.7
Black 81 43 6 32 46.0 56.8 57.7 1242.6 1300.3
Standard All 163 77 10 76 82.0 50.3 2.6 1246.3 1248.9
White 85 35 4 46 37.0 43.5 -55.0 1248.7 1193.7
Black 78 42 6 30 45.0 57.7 65.4 1243.7 1309.1
Rapid All 6 3 0 3 3.0 50.0 0.0 1207.1 1207.1
White 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
Black 3 1 0 2 1.0 33.3 -141.7 1214.3 1072.6
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 1120115958 Bazhko, A (Anton) 3 2.0 2 0 1 66.7 1299.9 141.7 1441.5 View list
2 212091698 Chinoruma, K (Kupa) 3 1.0 1 0 2 33.3 1145.7 -141.7 1004.1 View list
3 1110099290 Gough, R (Rowan) 3 1.0 1 0 2 33.3 1099.6 -141.7 958.0 View list
4 211091693 Steyn, A (Anneke) 3 1.0 1 0 2 33.3 1163.6 -141.7 1021.9 View list
5 1120153396 Benney, J (Joshua) 2 2.0 2 0 0 100.0 1291.5 425.0 1716.5 View list
6 1090130898 Mesele, O (Oboitshepo) 2 2.0 2 0 0 100.0 1314.7 425.0 1739.7 View list
7 1130132184 Smith, C (Caleb) 2 2.0 2 0 0 100.0 1313.0 425.0 1738.0 View list
8 1110134884 Habangana, B (Bushe) 2 1.0 1 0 1 50.0 1402.3 0.0 1402.3 View list
9 108076197 Swart, M (Marco) 2 1.0 1 0 1 50.0 1154.0 0.0 1154.0 View list
10 1120111803 Retief, A (Antonie) 2 0.5 0 1 1 25.0 1332.2 -212.5 1119.7 View list
11 106056845 Buhrmann, J (Johann) 2 0.0 0 0 2 0.0 1345.3 -425.0 920.3 View list
12 107092250 Brown, D (Daniel) 2 0.0 0 0 2 0.0 1147.5 -425.0 722.5 View list
13 107069948 Jones, W (William) 2 0.0 0 0 2 0.0 1368.8 -425.0 943.8 View list
14 1100110075 Mupalala, K (Kenzo) 2 0.0 0 0 2 0.0 1298.8 -425.0 873.8 View list
15 1090105696 Barradas, K (Keanu) 1 1.0 1 0 0 100.0 1348.0 425.0 1773.0 View list
16 1070132187 Botha, E (Ethan) 1 1.0 1 0 0 100.0 1146.6 425.0 1571.6 View list
17 1100111813 Akula, K (Kishan) 1 1.0 1 0 0 100.0 1095.1 425.0 1520.1 View list
18 1080149205 Cech, S (Samuel) 1 1.0 1 0 0 100.0 1348.0 425.0 1773.0 View list
19 1090148598 Chetty, N (Neveshan) 1 1.0 1 0 0 100.0 1277.9 425.0 1702.9 View list
20 2130148605 Coulson, A (Alannah) 1 1.0 1 0 0 100.0 1348.0 425.0 1773.0 View list