Player Page

Booysen, J (Joshua)
Dob: 2012/08/09 (U14)
Gender: Male
Chess SA id: 1120190771
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (47 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 rating1196.6
Current Weighted rating1216.7
Current Weighted performance1132.0
Current official/published rating (highest between Raw, WR and WP)1216.7
Current highest rating achieved1243.5
Current floor (min rating allowed)743.5
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)±166.6
Current Raw change used (final)0.0
Projected new Raw rating1196.6
Projected new Weighed rating1119.9
Projected new Weighted performance1132.0
Projected new final Raw rating (if new WP > new Raw)1196.6
Projected new highest rating1243.5
Projected new floor743.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1196.6
Projected effective change (new Official - current Official)-20.1
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 rating1160.8
Current Weighted rating1199.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1199.2
Current highest rating achieved1215.5
Current floor (min rating allowed)715.5
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)±175.3
Current Raw change used (final)0.0
Projected new Raw rating1160.8
Projected new Weighed rating1103.2
Projected new Weighted performance663.5
Projected new final Raw rating (if new WP > new Raw)1160.8
Projected new highest rating1215.5
Projected new floor715.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1160.8
Projected effective change (new Official - current Official)-38.4
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 rating1260.5
Current Weighted rating1235.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1260.5
Current highest rating achieved1263.7
Current floor (min rating allowed)763.7
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)±152.1
Current Raw change used (final)0.0
Projected new Raw rating1260.5
Projected new Weighed rating1138.1
Projected new Weighted performance1003.4
Projected new final Raw rating (if new WP > new Raw)1260.5
Projected new highest rating1263.7
Projected new floor763.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1260.5
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 Western Cape PS Individuals Championship 2024 (U13 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 1.0 1243.5 1215.5 Analysis
3 Hermanus Chess Club Open 2024 (Development) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1242.0 1263.7 Analysis
2 Overberg Schools - PS Closed 2024 (U13 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 3.0 1233.9 1200.0 Analysis
1 Overberg Open Rapid 2024 (U13) 2024/01/27 2024/01/27 Overberg (WOS) Rapid 20 0.47 5 5 3.0 1225.4 1255.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Western Cape PS Individuals Championship 2024 (U13 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 1.0 1243.5 1215.5 Analysis
4 Hermanus Chess Club Open 2024 (Development) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1242.0 1263.7 Analysis
3 Overberg Schools - PS Closed 2024 (U13 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 3.0 1233.9 1200.0 Analysis
2 Overberg Open Rapid 2024 (U13) 2024/01/27 2024/01/27 Overberg (WOS) Rapid 20 0.47 5 5 3.0 1225.4 1255.8 Analysis
1 Kingsway Open 2023 (Beginners) 2023/10/28 2023/10/28 Overberg (WOS) Rapid 20 0.47 5 5 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 23 11 0 12 11.0 47.8 -18.5 1225.2 1206.7
White 10 7 0 3 7.0 70.0 170.0 1200.5 1370.5
Black 13 4 0 9 4.0 30.8 -163.5 1244.2 1080.8
Standard All 11 4 0 7 4.0 36.4 -115.9 1252.2 1136.3
White 5 2 0 3 2.0 40.0 -85.0 1247.6 1162.6
Black 6 2 0 4 2.0 33.3 -141.7 1256.0 1114.3
Rapid All 12 7 0 5 7.0 58.3 70.8 1200.5 1271.4
White 5 5 0 0 5.0 100.0 425.0 1153.5 1578.5
Black 7 2 0 5 2.0 28.6 -182.1 1234.1 1052.0
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 28 15 0 13 15.0 53.6 30.4 1219.3 1249.6
White 12 9 0 3 9.0 75.0 212.5 1200.1 1412.6
Black 16 6 0 10 6.0 37.5 -106.3 1233.6 1127.4
Standard All 11 4 0 7 4.0 36.4 -115.9 1252.2 1136.3
White 5 2 0 3 2.0 40.0 -85.0 1247.6 1162.6
Black 6 2 0 4 2.0 33.3 -141.7 1256.0 1114.3
Rapid All 17 11 0 6 11.0 64.7 125.0 1198.0 1323.0
White 7 7 0 0 7.0 100.0 425.0 1166.2 1591.2
Black 10 4 0 6 4.0 40.0 -85.0 1220.2 1135.2
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 1120300073 Williams, C (Cruden) 2 1.0 1 0 1 50.0 1238.7 0.0 1238.7 View list
2 1120138424 Horne, A (Armandt) 1 1.0 1 0 0 100.0 1233.9 425.0 1658.9 View list
3 2100190772 Brussow, Z (Zoë) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 2140154645 Bota, A (Alupheli) 1 1.0 1 0 0 100.0 1242.0 425.0 1667.0 View list
5 2120152312 Maskell, T (Tao) 1 1.0 1 0 0 100.0 1225.4 425.0 1650.4 View list
6 1120147440 Mong, B (Bernardus Johannes) 1 1.0 1 0 0 100.0 1233.9 425.0 1658.9 View list
7 2140159278 Ndoko, O (Oyama) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1140152352 Sargeant, R (Rome) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2110159246 Rock, M (Mieke) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1160300099 Ponoane, B (Bohlale) 1 1.0 1 0 0 100.0 1242.0 425.0 1667.0 View list
11 1110150085 Pekeur, A (Andrew) 1 1.0 1 0 0 100.0 1233.9 425.0 1658.9 View list
12 2120147467 Spinnler, E (Elizabeth Hendrina) 1 1.0 1 0 0 100.0 1225.4 425.0 1650.4 View list
13 1110150087 Truter, J (Jake) 1 1.0 1 0 0 100.0 1242.0 425.0 1667.0 View list
14 1110191679 Visser, S (Sebastian) 1 1.0 1 0 0 100.0 1225.4 425.0 1650.4 View list
15 1150140719 Webb, P (Paul) 1 1.0 1 0 0 100.0 1242.0 425.0 1667.0 View list
16 2120138446 Stevens, DA (Danielle-Ann) 1 0.0 0 0 1 0.0 1225.4 -425.0 800.4 View list
17 1110151352 Smal, R (Riley) 1 0.0 0 0 1 0.0 1243.5 -425.0 818.5 View list
18 1110110756 Olivier, F (Francois) 1 0.0 0 0 1 0.0 1243.5 -425.0 818.5 View list
19 2150152363 Mtiki, S (Sesona) 1 0.0 0 0 1 0.0 1242.0 -425.0 817.0 View list
20 1110149789 Moerat, N (Na-Eem) 1 0.0 0 0 1 0.0 1243.5 -425.0 818.5 View list