Player Page

Potgieter, R (Rayhanna)
Dob: 2011/01/01 (U14)
Gender: Female
Chess SA id: 2110138052
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/04/06 (43 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 rating1231.3
Curent Weighted rating1202.0
Curent Weighted performance1077.2
Current official/published rating (highest between Raw, WR and WP)1231.3
Current floor (min rating allowed)744.7
Current highest rating achieved1244.7
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)±158.6
Current Raw change used (final)0.0
Projected new Raw rating1231.3
Projected new Weighed rating1203.8
Projected new Weighted performance1077.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1231.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1244.7
Projected new floor744.7
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 rating1263.9
Curent Weighted rating1235.1
Curent Weighted performance1160.0
Current official/published rating (highest between Raw, WR and WP)1263.9
Current floor (min rating allowed)763.9
Current highest rating achieved1263.9
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)±151.4
Current Raw change used (final)0.0
Projected new Raw rating1263.9
Projected new Weighed rating1237.6
Projected new Weighted performance1160.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1263.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1263.9
Projected new floor763.9
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 rating1177.8
Curent Weighted rating1159.2
Curent Weighted performance956.2
Current official/published rating (highest between Raw, WR and WP)1177.8
Current floor (min rating allowed)712.4
Current highest rating achieved1212.4
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)±171.1
Current Raw change used (final)0.0
Projected new Raw rating1177.8
Projected new Weighed rating1159.9
Projected new Weighted performance956.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1177.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1212.4
Projected new floor712.4
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)712.4
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 floor712.4
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Cape Town Junior League Qualifier 2024 (U15 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 2 2.0 1212.4 1136.4 Analysis
1 CT Metro Central District Schools Chess Individuals Trials 2024 (U13 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 3.0 1176.2 1222.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
13 Cape Town Junior League Qualifier 2024 (U15 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 2 2.0 1212.4 1136.4 Analysis
12 CT Metro Central District Schools Chess Individuals Trials 2024 (U13 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 3.0 1176.2 1222.5 Analysis
11 Cape Town Junior Chess League - Round 1 2023 (U16A) 2023/07/22 2023/07/22 Cape Town (WCT) Rapid 25 0.54 7 7 1.0 1213.9 1194.4 Analysis
10 Cape Town Junior Chess League Q1 2023 2023/05/13 2023/05/13 Cape Town (WCT) Rapid 25 0.54 7 6 2.5 1232.7 1212.4 Analysis
9 Western Cape PS Individuals 2023 (U13 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 2.5 1232.7 1229.7 Analysis
8 Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls) 2023/02/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 5 2.0 1244.7 1244.8 Analysis
7 Central District School Trials 2023 (U13 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1240.5 1241.9 Analysis
6 Summer Slam 2022 (C) 2022/12/13 2022/12/13 Cape Town (WCT) Rapid 20 0.47 6 6 3.5 1238.8 1196.0 Analysis
5 Metro Rapid 2022 (U11 Girls) 2022/10/22 2022/10/22 Cape Town (WCT) Rapid 30 0.60 5 5 3.0 1225.8 1167.2 Analysis
4 Western Cape Top Schools 2022 (U11 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 3.0 1207.6 1223.2 Analysis
3 Western Cape Schools 2022 (U11 Girls) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 3.5 1146.7 1159.2 Analysis
2 Metro WP Schools Chess Trials 2022 (U11 Girls) 2022/04/22 2022/04/23 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1178.2 1200.0 Analysis
1 2022 Central District Individual Trials (U11) 2022/03/05 2022/03/05 Cape Town (WCT) Rapid 30 0.60 5 4 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 6 5 0 1 5.0 83.3 283.3 1215.0 1498.3
White 3 3 0 0 3.0 100.0 425.0 1200.9 1625.9
Black 3 2 0 1 2.0 66.7 141.7 1229.1 1370.7
Standard All 4 3 0 1 3.0 75.0 212.5 1222.5 1435.0
White 2 2 0 0 2.0 100.0 425.0 1201.3 1626.3
Black 2 1 0 1 1.0 50.0 0.0 1243.6 1243.6
Rapid All 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
White 1 1 0 0 1.0 100.0 425.0 1200.0 1625.0
Black 1 1 0 0 1.0 100.0 425.0 1200.0 1625.0
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 68 29 7 32 32.5 47.8 -18.7 1236.0 1217.2
White 34 13 4 17 15.0 44.1 -50.0 1226.0 1176.0
Black 34 16 3 15 17.5 51.5 12.5 1246.0 1258.5
Standard All 38 18 3 17 19.5 51.3 11.2 1244.1 1255.3
White 19 8 1 10 8.5 44.7 -44.7 1238.5 1193.8
Black 19 10 2 7 11.0 57.9 67.1 1249.6 1316.7
Rapid All 30 11 4 15 13.0 43.3 -56.7 1225.7 1169.1
White 15 5 3 7 6.5 43.3 -56.7 1210.1 1153.4
Black 15 6 1 8 6.5 43.3 -56.7 1241.4 1184.7
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 2110138054 Ras, H (Hanaan) 3 0.0 0 0 3 0.0 1215.6 -425.0 790.6 View list
2 2100146736 Nhlapo, P (Philasande) 2 2.0 2 0 0 100.0 1236.6 425.0 1661.6 View list
3 2110118908 Mannikam, Y (Yusrah) 2 1.5 1 1 0 75.0 1189.1 212.5 1401.6 View list
4 2130152903 Kotliar, B (Beatrisa) 2 1.0 1 0 1 50.0 1223.3 0.0 1223.3 View list
5 2110150591 Holdman, S (Suad) 2 0.0 0 0 2 0.0 1242.6 -425.0 817.6 View list
6 2110138752 Ganjana, N (Namndikhona) 1 1.0 1 0 0 100.0 1146.7 425.0 1571.7 View list
7 2110130858 Farmer, P (Perslin) 1 1.0 1 0 0 100.0 1146.7 425.0 1571.7 View list
8 2110150326 Dosi, Z (Zethu) 1 1.0 1 0 0 100.0 1244.7 425.0 1669.7 View list
9 1110113415 Devanunthan, N (Nivash) 1 1.0 1 0 0 100.0 1232.7 425.0 1657.7 View list
10 2120138587 Chirawu, A (Aalliyah) 1 1.0 1 0 0 100.0 1178.2 425.0 1603.2 View list
11 1120140962 Jansen, J (Jaydon) 1 1.0 1 0 0 100.0 1207.6 425.0 1632.6 View list
12 2120147459 Johannes, Z (Zoe) 1 1.0 1 0 0 100.0 1176.2 425.0 1601.2 View list
13 2120110479 Joseph, N (Nashadine) 1 1.0 1 0 0 100.0 1207.6 425.0 1632.6 View list
14 2120147460 Kennedy, L (Leah) 1 1.0 1 0 0 100.0 1225.8 425.0 1650.8 View list
15 1110116408 Khalphe, M (Mubeen) 1 1.0 1 0 0 100.0 1238.8 425.0 1663.8 View list
16 1120301937 Kuzuko, K (Kafile) 1 1.0 1 0 0 100.0 1212.4 425.0 1637.4 View list
17 2120156977 Lefike, M (Moagi) 1 1.0 1 0 0 100.0 1232.7 425.0 1657.7 View list
18 1000097173 Ling, D (Dane) 1 1.0 1 0 0 100.0 1238.8 425.0 1663.8 View list
19 2100146733 Lugwali, L (Liyabona) 1 1.0 1 0 0 100.0 1244.7 425.0 1669.7 View list
20 2110134086 Mavuso, T (Thimna) 1 1.0 1 0 0 100.0 1240.5 425.0 1665.5 View list