Player Page

Booysen, G (Giavanna)
Dob: 2013/04/10 (U12)
Gender: Female
Chess SA id: 2130143657
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/07/13 (90 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 rating1269.0
Current Weighted rating1216.5
Current Weighted performance1223.2
Current official/published rating (highest between Raw, WR and WP)1269.0
Current highest rating achieved1269.0
Current floor (min rating allowed)769.0
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)±150.3
Current Raw change used (final)0.0
Projected new Raw rating1269.0
Projected new Weighed rating1120.3
Projected new Weighted performance1223.2
Projected new final Raw rating (if new WP > new Raw)1269.0
Projected new highest rating1269.0
Projected new floor769.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1269.0
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 rating1247.4
Current Weighted rating1200.9
Current Weighted performance1173.7
Current official/published rating (highest between Raw, WR and WP)1247.4
Current highest rating achieved1247.4
Current floor (min rating allowed)747.4
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)±155.0
Current Raw change used (final)0.0
Projected new Raw rating1247.4
Projected new Weighed rating1105.8
Projected new Weighted performance1173.7
Projected new final Raw rating (if new WP > new Raw)1247.4
Projected new highest rating1247.4
Projected new floor747.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1247.4
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 rating1226.9
Current Weighted rating1205.1
Current Weighted performance1103.9
Current official/published rating (highest between Raw, WR and WP)1226.9
Current highest rating achieved1226.9
Current floor (min rating allowed)726.9
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)±159.6
Current Raw change used (final)0.0
Projected new Raw rating1226.9
Projected new Weighed rating1108.8
Projected new Weighted performance1103.9
Projected new final Raw rating (if new WP > new Raw)1226.9
Projected new highest rating1226.9
Projected new floor726.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1226.9
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
4 Curro Durbanville Chess Rapid Open 2024 (Beginner) 2024/07/13 2024/07/13 Cape Town (WCT) Rapid 35 0.66 6 6 4.0 1255.0 1197.4 Analysis
3 Western Cape PS Individuals Championship 2024 (U11 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1227.8 1224.0 Analysis
2 Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1198.2 1188.0 Analysis
1 North District School Trials 2024 (U11 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1177.3 1154.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 Curro Durbanville Chess Rapid Open 2024 (Beginner) 2024/07/13 2024/07/13 Cape Town (WCT) Rapid 35 0.66 6 6 4.0 1255.0 1197.4 Analysis
11 Western Cape PS Individuals Championship 2024 (U11 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1227.8 1224.0 Analysis
10 Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1198.2 1188.0 Analysis
9 North District School Trials 2024 (U11 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1177.3 1154.4 Analysis
8 Curro Durbanville Chess Open Rapid 2023 (U12) 2023/07/15 2023/07/15 Cape Town (WCT) Rapid 35 0.66 6 6 3.0 1159.2 1188.4 Analysis
7 Rylib Chess Winter Slam 2023 (C) 2023/07/06 2023/07/06 Cape Town (WCT) Rapid 20 0.47 6 6 3.0 1159.2 1188.4 Analysis
6 GPCA Rapid 2023 (U12) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 7 3.0 1162.5 1210.0 Analysis
5 Western Cape PS Individuals 2023 (U11 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 1.5 1185.5 1175.6 Analysis
4 Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Girls) 2023/03/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1184.6 1170.8 Analysis
3 North District School Trials 2023 (U11 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1204.9 1200.0 Analysis
2 Kraaifontein Rapid Open 2022 (U10) 2022/12/16 2022/12/16 Cape Town (WCT) Rapid 30 0.60 6 5 2.0 1204.3 1198.0 Analysis
1 Curro Durbanville Chess Open Rapid 2022 (U8+U10) 2022/07/02 2022/07/02 Cape Town (WCT) Rapid 25 0.54 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 23 13 1 9 13.5 58.7 73.9 1259.2 1333.1
White 11 7 1 3 7.5 68.2 154.5 1234.7 1389.2
Black 12 6 0 6 6.0 50.0 0.0 1281.7 1281.7
Standard All 17 9 1 7 9.5 55.9 50.0 1280.9 1330.9
White 8 5 1 2 5.5 68.8 159.4 1256.8 1416.2
Black 9 4 0 5 4.0 44.4 -47.2 1302.3 1255.1
Rapid All 6 4 0 2 4.0 66.7 141.7 1197.7 1339.4
White 3 2 0 1 2.0 66.7 141.7 1175.6 1317.3
Black 3 2 0 1 2.0 66.7 141.7 1219.9 1361.5
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 71 33 2 36 34.0 47.9 -18.0 1243.4 1225.4
White 36 17 2 17 18.0 50.0 0.0 1230.1 1230.1
Black 35 16 0 19 16.0 45.7 -36.4 1257.1 1220.6
Standard All 35 15 2 18 16.0 45.7 -36.4 1261.5 1225.1
White 17 8 2 7 9.0 52.9 25.0 1227.7 1252.7
Black 18 7 0 11 7.0 38.9 -94.4 1293.5 1199.0
Rapid All 36 18 0 18 18.0 50.0 0.0 1225.8 1225.8
White 19 9 0 10 9.0 47.4 -22.4 1232.3 1209.9
Black 17 9 0 8 9.0 52.9 25.0 1218.5 1243.5
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 2130118022 Shapiro, H (Hannah) 5 2.0 2 0 3 40.0 1189.9 -85.0 1104.9 View list
2 2130150464 Calitz, L (Lydia) 3 1.0 1 0 2 33.3 1193.5 -141.7 1051.8 View list
3 1120147732 Janse Van Rensburg, I (Iwan) 2 2.0 2 0 0 100.0 1160.8 425.0 1585.8 View list
4 2120150468 Sybokwe, O (Ovayo) 2 2.0 2 0 0 100.0 1194.8 425.0 1619.8 View list
5 1130135085 James, A (Ayden) 2 0.0 0 0 2 0.0 1181.8 -425.0 756.8 View list
6 2140140718 Walters, N (Nicola) 2 0.0 0 0 2 0.0 1213.0 -425.0 788.0 View list
7 2120150463 Barnard, M (Maxine) 1 1.0 1 0 0 100.0 1184.6 425.0 1609.6 View list
8 2130136579 Barkhuysen, A (Ankia) 1 1.0 1 0 0 100.0 1227.8 425.0 1652.8 View list
9 2120137705 Braaf, L (Le-Meake Roland) 1 1.0 1 0 0 100.0 1185.5 425.0 1610.5 View list
10 1120157953 Emersleben, C (Caleb Jesse) 1 1.0 1 0 0 100.0 1162.5 425.0 1587.5 View list
11 2130158291 Dunn, A (Annika) 1 1.0 1 0 0 100.0 1159.2 425.0 1584.2 View list
12 2150157973 Graham, M (Mia) 1 1.0 1 0 0 100.0 1255.0 425.0 1680.0 View list
13 1160193580 Kruger, W (Willem Lodewyk Kruger) 1 1.0 1 0 0 100.0 1255.0 425.0 1680.0 View list
14 2150142381 Javed, Z (Zainab) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 2130193616 Lishman, Z (Zoey) 1 1.0 1 0 0 100.0 1177.3 425.0 1602.3 View list
16 1130137327 Louw, L (Lukas) 1 1.0 1 0 0 100.0 1204.3 425.0 1629.3 View list
17 2130158863 Mali, E (Emihle) 1 1.0 1 0 0 100.0 1198.2 425.0 1623.2 View list
18 1130134079 Mngqibisa, P (Phila) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
19 1090158127 Mpofu, M (Mandla Raymond) 1 1.0 1 0 0 100.0 1159.2 425.0 1584.2 View list
20 2130146737 Pretorius, Z (Zuribeth) 1 1.0 1 0 0 100.0 1177.3 425.0 1602.3 View list