Player Page

Jooste, J (Josh)
Dob: 2009/01/11 (U16)
Gender: Male
Chess SA id: 1090109066
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (38 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 rating1364.0
Current Weighted rating1444.5
Current Weighted performance1260.9
Current official/published rating (highest between Raw, WR and WP)1444.5
Current highest rating achieved1524.6
Current floor (min rating allowed)1024.6
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)±131.3
Current Raw change used (final)0.0
Projected new Raw rating1364.0
Projected new Weighed rating1328.6
Projected new Weighted performance1260.9
Projected new final Raw rating (if new WP > new Raw)1364.0
Projected new highest rating1524.6
Projected new floor1024.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1364.0
Projected effective change (new Official - current Official)-80.5
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 rating1352.9
Current Weighted rating1432.5
Current Weighted performance1260.9
Current official/published rating (highest between Raw, WR and WP)1432.5
Current highest rating achieved1513.2
Current floor (min rating allowed)1013.2
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)±133.4
Current Raw change used (final)0.0
Projected new Raw rating1352.9
Projected new Weighed rating1317.7
Projected new Weighted performance1260.9
Projected new final Raw rating (if new WP > new Raw)1352.9
Projected new highest rating1513.2
Projected new floor1013.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1352.9
Projected effective change (new Official - current Official)-79.6
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 rating1215.6
Current Weighted rating1215.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1215.6
Current highest rating achieved1258.4
Current floor (min rating allowed)758.4
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)±162.2
Current Raw change used (final)0.0
Projected new Raw rating1215.6
Projected new Weighed rating1118.4
Projected new Weighted performance420.8
Projected new final Raw rating (if new WP > new Raw)1215.6
Projected new highest rating1258.4
Projected new floor758.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1215.6
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
7 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 2.5 1404.0 1393.2 Analysis
6 2024 Alekhine Open Chess Tournament (B) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1439.2 1426.5 Analysis
5 2024 Midstream College Open Chess Tournament (A) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 4 0.5 1459.7 1451.5 Analysis
4 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1464.2 1451.2 Analysis
3 2024 Silver Lakes Open Chess Tournament (C) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1453.3 1436.5 Analysis
2 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1491.8 1488.3 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1460.2 1455.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
39 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 2.5 1404.0 1393.2 Analysis
38 2024 Alekhine Open Chess Tournament (B) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1439.2 1426.5 Analysis
37 2024 Midstream College Open Chess Tournament (A) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 4 0.5 1459.7 1451.5 Analysis
36 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1464.2 1451.2 Analysis
35 2024 Silver Lakes Open Chess Tournament (C) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1453.3 1436.5 Analysis
34 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1491.8 1488.3 Analysis
33 2024 Gauteng Inter-Region Chess Championship (U16B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1460.2 1455.0 Analysis
32 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 6 4.0 1422.2 1399.3 Analysis
31 2023 Gauteng Top Schools (U15 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 4.0 1422.2 1399.3 Analysis
30 2023 Woman's Day Open Chess Tournament (Queen) 2023/08/09 2023/08/09 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1422.2 1399.3 Analysis
29 2023 Tshwane South School District CLOSED League Championship (U15) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 3 3 2.0 1426.2 1402.2 Analysis
28 2023 Lubowski Open Tournament (B) 2023/06/24 2023/06/25 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1434.0 1407.3 Analysis
27 Laerskool Constantiapark Open Chess Tournament 2023 (Open) 2023/02/18 2023/02/18 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1469.1 1446.3 Analysis
26 2023 Tshwane Chess Open Registration Tournament (B1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1524.6 1513.2 Analysis
25 2022 South African Junior Team Chess Championships (U14 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 7.0 1426.6 1434.8 Analysis
24 Lardies Tournament 2022 (U14) 2022/10/29 2022/10/29 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1420.6 1425.4 Analysis
23 2022 Etienne Lewis (U14 Open) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 7 5.0 1370.5 1370.8 Analysis
22 2022 Alekhine Open (C) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1347.5 1349.9 Analysis
21 D4 Play Offs 2022 (U13) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1339.1 1342.7 Analysis
20 D4 Individuals 2022 (U13 Open) 2022/04/23 2022/04/23 Tshwane (GTP) Rapid 30 0.60 7 7 3.5 1350.8 1258.4 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 38 16 2 20 17.0 44.7 -44.7 1415.7 1371.0
White 17 10 1 6 10.5 61.8 100.0 1416.1 1516.1
Black 21 6 1 14 6.5 31.0 -161.9 1415.4 1253.5
Standard All 38 16 2 20 17.0 44.7 -44.7 1415.7 1371.0
White 17 10 1 6 10.5 61.8 100.0 1416.1 1516.1
Black 21 6 1 14 6.5 31.0 -161.9 1415.4 1253.5
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 207 110 18 79 119.0 57.5 63.6 1264.0 1327.6
White 102 59 10 33 64.0 62.7 108.3 1276.5 1384.8
Black 105 51 8 46 55.0 52.4 20.2 1251.8 1272.1
Standard All 195 103 17 75 111.5 57.2 61.0 1265.0 1326.0
White 95 54 9 32 58.5 61.6 98.4 1279.1 1377.5
Black 100 49 8 43 53.0 53.0 25.5 1251.5 1277.0
Rapid All 12 7 1 4 7.5 62.5 106.3 1248.3 1354.5
White 7 5 1 1 5.5 78.6 242.9 1241.3 1484.2
Black 5 2 0 3 2.0 40.0 -85.0 1257.9 1172.9
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 109086362 Yang, A (Alex) 4 0.5 0 1 3 12.5 1325.9 -318.8 1007.1 View list
2 1090134428 De Jager, J (Jandre) 3 3.0 3 0 0 100.0 1414.5 425.0 1839.5 View list
3 109083432 Vermeulen, T (Tiaan Leon) 3 2.0 2 0 1 66.7 1291.8 141.7 1433.5 View list
4 1080112212 Hattingh, H (Heinrich) 2 2.0 2 0 0 100.0 1228.7 425.0 1653.7 View list
5 109079720 Lange, J (Jean-Luc) 2 2.0 2 0 0 100.0 1205.5 425.0 1630.5 View list
6 1090098597 Muller, E (Emile) 2 2.0 2 0 0 100.0 1341.8 425.0 1766.8 View list
7 1090107165 Oosthuizen, L (Ludrick) 2 2.0 2 0 0 100.0 1398.5 425.0 1823.5 View list
8 1090136201 Seitei, N (Neo) 2 2.0 2 0 0 100.0 1437.8 425.0 1862.8 View list
9 1100130088 Malan, R (Ruhan) 2 1.5 1 1 0 75.0 1173.1 212.5 1385.6 View list
10 1090139999 Myburgh, J (Jacques) 2 1.5 1 1 0 75.0 1423.4 212.5 1635.9 View list
11 210086545 Steyn, A (Amelia) 2 1.5 1 1 0 75.0 1369.7 212.5 1582.2 View list
12 109095323 Grobler, DDI (Donovan Denzel Izak) 2 1.0 1 0 1 50.0 1293.5 0.0 1293.5 View list
13 109088372 Gruenenfelder, W (Werni) 2 1.0 1 0 1 50.0 1324.4 0.0 1324.4 View list
14 110092783 Van Rooyen, M (Marcel) 2 1.0 1 0 1 50.0 1419.0 0.0 1419.0 View list
15 2090109345 Viljoen, A (Amber) 2 1.0 1 0 1 50.0 1368.5 0.0 1368.5 View list
16 109092649 Webb, K (Kagan) 2 1.0 0 2 0 50.0 1408.3 0.0 1408.3 View list
17 1020096774 Kgatla, D (Daniel) 2 0.5 0 1 1 25.0 1464.4 -212.5 1251.9 View list
18 1100097226 Marais, JS (Jacobus) 2 0.5 0 1 1 25.0 1336.0 -212.5 1123.5 View list
19 1090103920 Reyneke, L (Luke) 2 0.5 0 1 1 25.0 1379.8 -212.5 1167.3 View list
20 109083426 Gerber, J (Juandre) 2 0.0 0 0 2 0.0 1245.5 -425.0 820.5 View list