Player Page

Booysen, L (Leon)
Dob: 1999/06/15 (Adult)
Gender: Male
Chess SA id: 199079419
FIDE id:
Region: Sarah Baartman (ESB)
Citizen: RSA
Title(s):
Last active: 2024/10/19 (34 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 rating1218.4
Current Weighted rating1207.1
Current Weighted performance1090.4
Current official/published rating (highest between Raw, WR and WP)1218.4
Current highest rating achieved1218.4
Current floor (min rating allowed)718.4
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)±161.5
Current Raw change used (final)0.0
Projected new Raw rating1218.4
Projected new Weighed rating1110.6
Projected new Weighted performance1090.4
Projected new final Raw rating (if new WP > new Raw)1218.4
Projected new highest rating1218.4
Projected new floor718.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1218.4
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 rating955.0
Current Weighted rating876.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)955.0
Current highest rating achieved955.0
Current floor (min rating allowed)500.0
Current K-factor40
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)±235.1
Current Raw change used (final)0.0
Projected new Raw rating955.0
Projected new Weighed rating811.2
Projected new Weighted performance602.3
Projected new final Raw rating (if new WP > new Raw)955.0
Projected new highest rating955.0
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)955.0
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 rating1274.8
Current Weighted rating1287.7
Current Weighted performance1165.2
Current official/published rating (highest between Raw, WR and WP)1287.7
Current highest rating achieved1288.8
Current floor (min rating allowed)788.8
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)±149.1
Current Raw change used (final)0.0
Projected new Raw rating1274.8
Projected new Weighed rating1184.6
Projected new Weighted performance1165.2
Projected new final Raw rating (if new WP > new Raw)1274.8
Projected new highest rating1288.8
Projected new floor788.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1274.8
Projected effective change (new Official - current Official)-12.9
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 rating741.6
Current Weighted rating740.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)741.6
Current highest rating achieved741.6
Current floor (min rating allowed)500.0
Current K-factor40
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)±318.6
Current Raw change used (final)0.0
Projected new Raw rating741.6
Projected new Weighed rating681.9
Projected new Weighted performance584.2
Projected new final Raw rating (if new WP > new Raw)741.6
Projected new highest rating741.6
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)741.6
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Jeffreys Bay CC Senior vs Aston Bay CC 2024 2024/10/19 2024/10/19 Sarah Baartman (ESB) Rapid 17 0.42 7 7 4.0 1206.2 1288.8 Analysis
1 Jeffreys Bay CC 2024 (Double Attack) 2024/10/15 2024/10/15 Sarah Baartman (ESB) Rapid 12 0.33 6 6 1.0 1206.2 1288.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 Jeffreys Bay CC Senior vs Aston Bay CC 2024 2024/10/19 2024/10/19 Sarah Baartman (ESB) Rapid 17 0.42 7 7 4.0 1206.2 1288.8 Analysis
11 Jeffreys Bay CC 2024 (Double Attack) 2024/10/15 2024/10/15 Sarah Baartman (ESB) Rapid 12 0.33 6 6 1.0 1206.2 1288.8 Analysis
10 Jefrreys Bay CC 1st Blitz 2023 2023/02/09 2023/02/09 Sarah Baartman (ESB) Blitz 5 0.18 6 6 3.0 1202.2 622.8 Analysis
9 The Team Battle 2022 (A) 2022/11/19 2022/11/19 Sarah Baartman (ESB) Rapid 20 0.47 7 6 4.0 1130.2 729.2 Analysis
8 Jeffreys Bay Chess Club Rapid 17 November 2022 2022/11/17 2022/11/17 Sarah Baartman (ESB) Rapid 12 0.33 6 5 3.0 1130.2 729.2 Analysis
7 Jeffreys Bay Chess Club Rapid September 2022 2022/09/22 2022/09/26 Sarah Baartman (ESB) Rapid 12 0.33 5 3 2.0 1088.5 649.6 Analysis
6 SBDCU Trials 2022 (Open) 2022/06/25 2022/06/25 Sarah Baartman (ESB) Standard 65 0.85 5 4 1.0 1085.1 656.4 Analysis
5 Fountains Mall Open Tournament 2022 (A) 2022/05/13 2022/05/14 Sarah Baartman (ESB) Standard 65 0.85 5 4 2.0 703.6 600.0 Analysis
4 Makhanda Open Chess Tournament 2022 (A) 2022/04/30 2022/04/30 Sarah Baartman (ESB) Rapid 25 0.54 6 5 2.5 628.6 567.2 Analysis
3 Jeffreys Bay CC Closed Blitz Tournament 1 2022 2022/04/28 2022/04/28 Sarah Baartman (ESB) Blitz 5 0.18 5 5 3.0 628.6 520.8 Analysis
2 SBDCU 2nd Open Tournament Fountains Mall 2022 (A) 2022/03/04 2022/03/05 Sarah Baartman (ESB) Standard 90 0.94 5 5 2.0 554.2 520.8 Analysis
1 SBDCU Rapid Fountains Mall 2021 (A) 2021/11/06 2021/11/06 Sarah Baartman (ESB) Rapid 30 0.60 6 5 1.5 520.8 520.8 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 13 5 0 8 5.0 38.5 -98.1 1354.1 1256.0
White 7 3 0 4 3.0 42.9 -60.7 1371.8 1311.1
Black 6 2 0 4 2.0 33.3 -141.7 1333.5 1191.8
Standard 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
Rapid All 13 5 0 8 5.0 38.5 -98.1 1354.1 1256.0
White 7 3 0 4 3.0 42.9 -60.7 1371.8 1311.1
Black 6 2 0 4 2.0 33.3 -141.7 1333.5 1191.8
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 61 28 2 31 29.0 47.5 -20.9 1287.4 1266.5
White 30 13 1 16 13.5 45.0 -42.5 1289.0 1246.5
Black 31 15 1 15 15.5 50.0 0.0 1286.0 1286.0
Standard All 13 5 0 8 5.0 38.5 -98.1 1215.7 1117.6
White 6 1 0 5 1.0 16.7 -283.3 1282.3 998.9
Black 7 4 0 3 4.0 57.1 60.7 1158.6 1219.3
Rapid All 37 17 2 18 18.0 48.6 -11.5 1310.8 1299.4
White 18 8 1 9 8.5 47.2 -23.6 1306.8 1283.2
Black 19 9 1 9 9.5 50.0 0.0 1314.7 1314.7
Blitz All 11 6 0 5 6.0 54.5 38.6 1293.5 1332.2
White 6 4 0 2 4.0 66.7 141.7 1242.3 1383.9
Black 5 2 0 3 2.0 40.0 -85.0 1355.0 1270.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1110111051 Stuurman, P (Pedro) 3 1.0 1 0 2 33.3 949.1 -141.7 807.4 View list
2 161050347 Abercrombie, KV (Keith) 3 0.0 0 0 3 0.0 796.3 -425.0 371.3 View list
3 179061455 Meyer, J (Jarque) 2 2.0 2 0 0 100.0 842.2 425.0 1267.2 View list
4 1090134448 Krieger, BCJ (Brian) 2 1.0 1 0 1 50.0 1109.3 0.0 1109.3 View list
5 2100140917 Maziena, L (Lavanya) 2 1.0 1 0 1 50.0 1168.2 0.0 1168.2 View list
6 185057028 Persent, G (Gavin) 2 0.0 0 0 2 0.0 917.4 -425.0 492.4 View list
7 1080134136 Terblanche, N (Nathaniel-Jayoen) 2 0.0 0 0 2 0.0 915.4 -425.0 490.4 View list
8 1070140902 Engelbrecht, J (Jason) 1 1.0 1 0 0 100.0 703.6 425.0 1128.6 View list
9 1040134123 Loggenburg, M (Melcolin) 1 1.0 1 0 0 100.0 1085.1 425.0 1510.1 View list
10 2130131343 Le Grange, T (Tailyn) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
11 191016546 Kruger, C (Cuan) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
12 1030140195 Mankanyi, L (Lutho) 1 1.0 1 0 0 100.0 628.6 425.0 1053.6 View list
13 2990104921 Dodd, M (Melody) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
14 106084044 De Lange, V (Vin-Josh) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
15 2770312555 Botha, S (Susan) 1 1.0 1 0 0 100.0 1206.2 425.0 1631.2 View list
16 2050134002 Booysen, T (Tamia) 1 1.0 1 0 0 100.0 1088.5 425.0 1513.5 View list
17 1090146775 Barendse, R (Raydon) 1 1.0 1 0 0 100.0 1202.2 425.0 1627.2 View list
18 1950133611 Hotyo, B (Bhekisisa) 1 1.0 1 0 0 100.0 628.6 425.0 1053.6 View list
19 1680312556 Hemsley, M (Mike) 1 1.0 1 0 0 100.0 1206.2 425.0 1631.2 View list
20 1060134215 Gxuluwa, I (Iayazola) 1 1.0 1 0 0 100.0 703.6 425.0 1128.6 View list