Player Page

Jonas, Y (Yongisipho)
Dob: 2010/02/26 (U16)
Gender: Male
Chess SA id: 1100134132
FIDE id:
Region: Sarah Baartman (ESB)
Citizen: RSA
Title(s):
Last active: 2024/07/27 (70 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 rating1508.4
Current Weighted rating1446.6
Current Weighted performance1476.4
Current official/published rating (highest between Raw, WR and WP)1508.4
Current highest rating achieved1508.4
Current floor (min rating allowed)1008.4
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)±106.9
Current Raw change used (final)0.0
Projected new Raw rating1508.4
Projected new Weighed rating1332.1
Projected new Weighted performance1476.4
Projected new final Raw rating (if new WP > new Raw)1508.4
Projected new highest rating1508.4
Projected new floor1008.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1508.4
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 rating1515.8
Current Weighted rating1438.4
Current Weighted performance1475.3
Current official/published rating (highest between Raw, WR and WP)1515.8
Current highest rating achieved1515.8
Current floor (min rating allowed)1015.8
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)±105.7
Current Raw change used (final)0.0
Projected new Raw rating1515.8
Projected new Weighed rating1325.5
Projected new Weighted performance1475.3
Projected new final Raw rating (if new WP > new Raw)1515.8
Projected new highest rating1515.8
Projected new floor1015.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1515.8
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 rating1454.2
Current Weighted rating1444.1
Current Weighted performance1222.9
Current official/published rating (highest between Raw, WR and WP)1454.2
Current highest rating achieved1454.2
Current floor (min rating allowed)954.2
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)±115.4
Current Raw change used (final)0.0
Projected new Raw rating1454.2
Projected new Weighed rating1328.7
Projected new Weighted performance1222.9
Projected new final Raw rating (if new WP > new Raw)1454.2
Projected new highest rating1454.2
Projected new floor954.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1454.2
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
9 SBDCU Closed Trials 2024 (U16 Boys) 2024/07/27 2024/07/27 Sarah Baartman (ESB) Standard 62 0.84 5 0 0.0 1508.4 1515.8 Analysis
8 SBDCU Trial 3 2024 (U16) 2024/06/01 2024/06/01 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1472.1 1468.8 Analysis
7 Aston Bay 2024 (Open) 2024/05/25 2024/05/25 Sarah Baartman (ESB) Rapid 18 0.44 7 7 4.5 1472.1 1439.8 Analysis
6 Fountains Mall 2024 (B) 2024/05/17 2024/05/18 Sarah Baartman (ESB) Standard 62 0.84 6 6 4.5 1476.7 1472.6 Analysis
5 Spartan Bishops Chess Championships 2024 (Knights) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1476.7 1472.6 Analysis
4 Kouga Mayor's Cup Final 2024 (U15) 2024/04/12 2024/04/13 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1422.9 1409.2 Analysis
3 SBDCU Trial 2 2024 (U16) 2024/03/23 2024/03/23 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1411.3 1404.1 Analysis
2 Jeffreys Bay CC Fide Rated Tournament 2024 2024/03/18 2024/03/26 Sarah Baartman (ESB) Standard 62 0.84 5 3 0.5 1411.3 1404.1 Analysis
1 Kouga Mayor's Cup 2024 (U15) 2024/03/08 2024/03/09 Sarah Baartman (ESB) Standard 62 0.84 6 5 4.0 1411.3 1404.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
31 SBDCU Closed Trials 2024 (U16 Boys) 2024/07/27 2024/07/27 Sarah Baartman (ESB) Standard 62 0.84 5 0 0.0 1508.4 1515.8 Analysis
30 SBDCU Trial 3 2024 (U16) 2024/06/01 2024/06/01 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1472.1 1468.8 Analysis
29 Aston Bay 2024 (Open) 2024/05/25 2024/05/25 Sarah Baartman (ESB) Rapid 18 0.44 7 7 4.5 1472.1 1439.8 Analysis
28 Fountains Mall 2024 (B) 2024/05/17 2024/05/18 Sarah Baartman (ESB) Standard 62 0.84 6 6 4.5 1476.7 1472.6 Analysis
27 Spartan Bishops Chess Championships 2024 (Knights) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1476.7 1472.6 Analysis
26 Kouga Mayor's Cup Final 2024 (U15) 2024/04/12 2024/04/13 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1422.9 1409.2 Analysis
25 SBDCU Trial 2 2024 (U16) 2024/03/23 2024/03/23 Sarah Baartman (ESB) Standard 62 0.84 5 5 4.5 1411.3 1404.1 Analysis
24 Jeffreys Bay CC Fide Rated Tournament 2024 2024/03/18 2024/03/26 Sarah Baartman (ESB) Standard 62 0.84 5 3 0.5 1411.3 1404.1 Analysis
23 Kouga Mayor's Cup 2024 (U15) 2024/03/08 2024/03/09 Sarah Baartman (ESB) Standard 62 0.84 6 5 4.0 1411.3 1404.1 Analysis
22 Eastern Cape Chess Team Championship 2023 (U14) 2023/10/07 2023/10/08 Sarah Baartman (ESB) Standard 65 0.85 5 4 2.0 1398.5 1380.0 Analysis
21 Eastern Cape Provincial Individual Championship 2023 (U14 Boys) 2023/10/05 2023/10/05 Nelson Mandela Bay (ENM) Standard 65 0.85 7 7 5.0 1398.5 1380.0 Analysis
20 SBDCU Closed Trials 2023 (U14 Boys) 2023/07/28 2023/07/29 Sarah Baartman (ESB) Standard 65 0.85 6 6 4.0 1370.8 1335.4 Analysis
19 2023 EC Schools Provincial Winter Games (U15 Boys) 2023/06/02 2023/06/03 Buffalo City (EBC) Standard 60 0.83 6 6 3.5 1387.3 1347.3 Analysis
18 Kouga Mayor's Cup Finals 2023 (U13) 2023/04/22 2023/04/22 Sarah Baartman (ESB) Standard 62 0.84 6 6 3.5 1424.1 1375.7 Analysis
17 Kouga Mayor's Cup 2023 (U13) 2023/04/15 2023/04/15 Sarah Baartman (ESB) Standard 62 0.84 6 6 4.5 1424.1 1375.7 Analysis
16 SBDCU Trial 2 2023 (U14 Boys) 2023/04/01 2023/04/01 Sarah Baartman (ESB) Standard 62 0.84 5 5 2.5 1424.1 1375.7 Analysis
15 Jefreys Bay Chess Club Rapid 10 November 2022 2022/11/10 2022/11/10 Sarah Baartman (ESB) Rapid 12 0.33 5 5 3.0 1410.3 1373.6 Analysis
14 Victory 4 All Chess Championship 2022 2022/11/05 2022/11/05 Sarah Baartman (ESB) Rapid 12 0.33 7 7 6.5 1410.3 1373.6 Analysis
13 Jeffreys Bay Chess Club Rapid October 1 2022 2022/10/19 2022/10/19 Sarah Baartman (ESB) Rapid 12 0.33 5 5 4.0 1418.5 1341.9 Analysis
12 Eatern Cape Provincial Chess Championship 2022 (U14 Boys) 2022/10/01 2022/10/01 Sarah Baartman (ESB) Standard 65 0.85 7 7 4.0 1418.5 1380.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 41 26 7 8 29.5 72.0 186.6 1339.6 1526.2
White 21 12 5 4 14.5 69.0 161.9 1345.4 1507.3
Black 20 14 2 4 15.0 75.0 212.5 1333.6 1546.1
Standard All 34 22 6 6 25.0 73.5 200.0 1329.0 1529.0
White 18 11 4 3 13.0 72.2 188.9 1332.7 1521.6
Black 16 11 2 3 12.0 75.0 212.5 1324.8 1537.3
Rapid All 7 4 1 2 4.5 64.3 121.4 1391.4 1512.9
White 3 1 1 1 1.5 50.0 0.0 1421.8 1421.8
Black 4 3 0 1 3.0 75.0 212.5 1368.7 1581.2
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 177 108 19 50 117.5 66.4 139.3 1272.8 1412.1
White 85 53 10 22 58.0 68.2 155.0 1277.1 1432.1
Black 92 55 9 28 59.5 64.7 124.7 1268.9 1393.6
Standard All 120 71 16 33 79.0 65.8 134.6 1281.1 1415.7
White 59 36 7 16 39.5 66.9 144.1 1286.3 1430.4
Black 61 35 9 17 39.5 64.8 125.4 1276.0 1401.4
Rapid All 57 37 3 17 38.5 67.5 149.1 1255.4 1404.6
White 26 17 3 6 18.5 71.2 179.8 1256.0 1435.9
Black 31 20 0 11 20.0 64.5 123.4 1254.9 1378.3
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 1090134130 Dube, M (Misheck) 6 3.5 3 1 2 58.3 1300.5 70.8 1371.3 View list
2 1100112031 Moolman, A (Anrico) 6 3.0 2 2 2 50.0 1386.8 0.0 1386.8 View list
3 2100134129 Bruton, FE (Faith Elizabeth) 5 5.0 5 0 0 100.0 1277.3 425.0 1702.3 View list
4 1090134449 Salie, R (Riaz) 5 3.0 3 0 2 60.0 1396.7 85.0 1481.7 View list
5 1100137429 Budaza, L (Ludwe) 5 2.5 2 1 2 50.0 1397.3 0.0 1397.3 View list
6 1110111051 Stuurman, P (Pedro) 5 1.0 1 0 4 20.0 1321.6 -255.0 1066.6 View list
7 2100140917 Maziena, L (Lavanya) 4 4.0 4 0 0 100.0 1418.5 425.0 1843.5 View list
8 1090134448 Krieger, BCJ (Brian) 4 2.0 2 0 2 50.0 1359.6 0.0 1359.6 View list
9 1100147609 Handley, C (Christopher Michael) 4 2.0 1 2 1 50.0 1436.1 0.0 1436.1 View list
10 1070134135 Munemo, T (Tadiwa) 4 0.0 0 0 4 0.0 1314.5 -425.0 889.5 View list
11 2060153614 Janse Van Rensburg, S (Sanmarie) 3 3.0 3 0 0 100.0 1342.9 425.0 1767.9 View list
12 1090134133 Louis, J (Jayheem) 3 3.0 3 0 0 100.0 1272.0 425.0 1697.0 View list
13 1080134136 Terblanche, N (Nathaniel-Jayoen) 3 2.0 2 0 1 66.7 1342.9 141.7 1484.6 View list
14 1100142409 Booysen, B (Bryain-Luke Hilton) 3 1.5 0 3 0 50.0 1431.6 0.0 1431.6 View list
15 109077429 Le Roux, JC (Jean) 3 1.0 1 0 2 33.3 1369.6 -141.7 1227.9 View list
16 1110137433 Howell, C (Conor) 2 2.0 2 0 0 100.0 1411.3 425.0 1836.3 View list
17 1090137434 Idziradzemhuka, W (Walter) 2 2.0 2 0 0 100.0 1236.8 425.0 1661.8 View list
18 1110135615 Mokhanya, I (Inganathi) 2 2.0 2 0 0 100.0 1298.0 425.0 1723.0 View list
19 1100151705 Perils, H (Heinrich) 2 2.0 2 0 0 100.0 1417.7 425.0 1842.7 View list
20 1090137441 Myburgh, B (Bruce) 2 1.5 1 1 0 75.0 1435.3 212.5 1647.8 View list