Player Page

Chen, Y (Youlin)
Dob: 2011/04/03 (U14)
Gender: Male
Chess SA id: 1110112163
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/09/28 (10 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 rating1578.9
Current Weighted rating1508.5
Current Weighted performance1536.2
Current official/published rating (highest between Raw, WR and WP)1578.9
Current highest rating achieved1610.5
Current floor (min rating allowed)1110.5
Current K-factor28
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)±96.6
Current Raw change used (final)0.0
Projected new Raw rating1578.9
Projected new Weighed rating1390.7
Projected new Weighted performance1536.2
Projected new final Raw rating (if new WP > new Raw)1578.9
Projected new highest rating1610.5
Projected new floor1110.5
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1578.9
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 rating1576.2
Current Weighted rating1507.5
Current Weighted performance1536.2
Current official/published rating (highest between Raw, WR and WP)1576.2
Current highest rating achieved1611.5
Current floor (min rating allowed)1111.5
Current K-factor28
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)±97.0
Current Raw change used (final)0.0
Projected new Raw rating1576.2
Projected new Weighed rating1389.7
Projected new Weighted performance1536.2
Projected new final Raw rating (if new WP > new Raw)1576.2
Projected new highest rating1611.5
Projected new floor1111.5
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1576.2
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 rating1191.2
Current Weighted rating1193.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1193.1
Current highest rating achieved1191.2
Current floor (min rating allowed)691.2
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)±167.9
Current Raw change used (final)0.0
Projected new Raw rating1191.2
Projected new Weighed rating1097.5
Projected new Weighted performance434.5
Projected new final Raw rating (if new WP > new Raw)1191.2
Projected new highest rating1191.2
Projected new floor691.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.2
Projected effective change (new Official - current Official)-1.9
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 rating1268.8
Current Weighted rating1262.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1268.8
Current highest rating achieved1268.8
Current floor (min rating allowed)768.8
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)±150.3
Current Raw change used (final)0.0
Projected new Raw rating1268.8
Projected new Weighed rating1162.5
Projected new Weighted performance415.1
Projected new final Raw rating (if new WP > new Raw)1268.8
Projected new highest rating1268.8
Projected new floor768.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1268.8
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
11 Knight Riders Spring Chess Tournament 2024 (A) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1610.5 1611.5 Analysis
10 Mzansi Spring Open 2024 (Advanced) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1610.5 1611.5 Analysis
9 JMC Closed 2024 (B) 2024/08/09 2024/08/11 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.5 1569.2 1567.3 Analysis
8 Fourth Knight Riders Juniors Open Chess Tournament 204 (C) 2024/08/03 2024/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1569.2 1567.3 Analysis
7 2024 African Youth Chess Championship 2024/06/16 2024/06/22 South Africa (RSA) Standard 120 1.00 9 9 6.0 1452.7 1451.4 Analysis
6 JMC Crawford International Sandton 2024 (B) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1503.5 1496.2 Analysis
5 South African Junior Closed Chess Championship 2024 (U14 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 1.5 1503.5 1496.2 Analysis
4 1st Knights Open Tournament 2024 (B) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1506.4 1507.7 Analysis
3 JNW Open - Classic - Crawford 2024 (B) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1506.4 1507.7 Analysis
2 JMC Kick Off Tournament 2024 (B) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1489.7 1490.4 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U14A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.5 1489.7 1490.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
33 Knight Riders Spring Chess Tournament 2024 (A) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1610.5 1611.5 Analysis
32 Mzansi Spring Open 2024 (Advanced) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1610.5 1611.5 Analysis
31 JMC Closed 2024 (B) 2024/08/09 2024/08/11 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.5 1569.2 1567.3 Analysis
30 Fourth Knight Riders Juniors Open Chess Tournament 204 (C) 2024/08/03 2024/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1569.2 1567.3 Analysis
29 2024 African Youth Chess Championship 2024/06/16 2024/06/22 South Africa (RSA) Standard 120 1.00 9 9 6.0 1452.7 1451.4 Analysis
28 JMC Crawford International Sandton 2024 (B) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1503.5 1496.2 Analysis
27 South African Junior Closed Chess Championship 2024 (U14 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 1.5 1503.5 1496.2 Analysis
26 1st Knights Open Tournament 2024 (B) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1506.4 1507.7 Analysis
25 JNW Open - Classic - Crawford 2024 (B) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1506.4 1507.7 Analysis
24 JMC Kick Off Tournament 2024 (B) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1489.7 1490.4 Analysis
23 2024 Gauteng Inter-Region Chess Championship (U14A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.5 1489.7 1490.4 Analysis
22 Mzansi Bryanston Rapid 2023 (Advanced) 2023/10/07 2023/10/07 Johannesburg Metro (GJM) Rapid 25 0.54 5 5 2.0 1490.4 1200.0 Analysis
21 JMC Closed Aug 2023 (U14) 2023/08/04 2023/08/06 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.5 1476.9 1479.5 Analysis
20 JMC Trinity Little Falls 2023 (B) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1478.2 1483.3 Analysis
19 JMC Blitz - Higher Ground 2023 2023/06/17 2023/06/17 Johannesburg Metro (GJM) Blitz 8 0.25 7 7 4.0 1433.4 1200.0 Analysis
18 GoForChess Junior Chess Championship 2023 (Senior) 2023/06/10 2023/06/10 Johannesburg Metro (GJM) Standard 60 0.83 5 5 5.0 1433.4 1430.3 Analysis
17 Gauteng Open Arnold Classic 2023 (C) 2023/05/20 2023/05/20 Tshwane (GTP) Standard 60 0.83 5 4 2.0 1381.9 1383.1 Analysis
16 Mzansi Fide Open 2023 (Intermediate) 2023/04/27 2023/05/01 Johannesburg Metro (GJM) Standard 120 1.00 6 6 5.0 1381.9 1383.1 Analysis
15 JMC 1 St Peters 2023 (B) 2023/03/18 2023/03/18 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1365.5 1364.7 Analysis
14 JNW Open - Crawford 2023 (B) 2023/03/04 2023/03/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1365.5 1364.7 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 63 30 10 23 35.0 55.6 47.2 1504.9 1552.1
White 32 14 6 12 17.0 53.1 26.6 1499.5 1526.1
Black 31 16 4 11 18.0 58.1 68.5 1510.4 1579.0
Standard All 63 30 10 23 35.0 55.6 47.2 1504.9 1552.1
White 32 14 6 12 17.0 53.1 26.6 1499.5 1526.1
Black 31 16 4 11 18.0 58.1 68.5 1510.4 1579.0
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 180 103 14 63 110.0 61.1 94.4 1374.5 1468.9
White 92 55 7 30 58.5 63.6 115.5 1375.8 1491.3
Black 88 48 7 33 51.5 58.5 72.4 1373.1 1445.5
Standard All 168 97 14 57 104.0 61.9 101.2 1366.2 1467.4
White 85 50 7 28 53.5 62.9 110.0 1371.7 1481.7
Black 83 47 7 29 50.5 60.8 92.2 1360.6 1452.8
Rapid All 5 2 0 3 2.0 40.0 -85.0 1576.0 1491.0
White 3 2 0 1 2.0 66.7 141.7 1560.6 1702.2
Black 2 0 0 2 0.0 0.0 -425.0 1599.2 1174.2
Blitz All 7 4 0 3 4.0 57.1 60.7 1429.0 1489.7
White 4 3 0 1 3.0 75.0 212.5 1325.0 1537.5
Black 3 1 0 2 1.0 33.3 -141.7 1567.7 1426.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1120135549 Segal, J (Jamie) 4 1.0 1 0 3 25.0 1410.6 -212.5 1198.1 View list
2 1100110075 Mupalala, K (Kenzo) 3 2.5 2 1 0 83.3 1394.4 283.3 1677.8 View list
3 1130140205 Wessels, T (Theodore) 3 2.0 2 0 1 66.7 1422.4 141.7 1564.1 View list
4 210092704 Deysel, H (Hannah) 3 1.5 1 1 1 50.0 1552.2 0.0 1552.2 View list
5 1100111138 Akker, D (Dylan) 2 2.0 2 0 0 100.0 1303.7 425.0 1728.7 View list
6 1090130895 Arokiam, E (Ethan) 2 2.0 2 0 0 100.0 1344.5 425.0 1769.5 View list
7 1130143688 Gupta, A (Akul) 2 2.0 2 0 0 100.0 1436.2 425.0 1861.2 View list
8 1110134884 Habangana, B (Bushe) 2 2.0 2 0 0 100.0 1328.8 425.0 1753.8 View list
9 1110114235 Naidoo, N (Nikhil) 2 2.0 2 0 0 100.0 1308.8 425.0 1733.8 View list
10 110082578 Nair, C (Chaitan) 2 2.0 2 0 0 100.0 1306.1 425.0 1731.1 View list
11 2110107817 Onyemah, I (Ifeoma) 2 2.0 2 0 0 100.0 1254.5 425.0 1679.5 View list
12 211091693 Steyn, A (Anneke) 2 2.0 2 0 0 100.0 1233.6 425.0 1658.6 View list
13 1110100197 Van Der Merwe, D (Divan) 2 2.0 2 0 0 100.0 1220.9 425.0 1645.9 View list
14 209092675 Ramlall, S (Sanjana) 2 1.5 1 1 0 75.0 1497.0 212.5 1709.5 View list
15 1110138263 Ryan, D (Declan) 2 1.5 1 1 0 75.0 1451.7 212.5 1664.2 View list
16 1110097852 Bezuidenhout, D (Dawid) 2 1.0 1 0 1 50.0 1404.7 0.0 1404.7 View list
17 211085191 Naidoo, K (Kajol) 2 1.0 1 0 1 50.0 1457.1 0.0 1457.1 View list
18 1140135557 Thorulsley, K (Kairaav) 2 1.0 1 0 1 50.0 1436.0 0.0 1436.0 View list
19 110086360 Wang, Y (Yiren) 2 1.0 1 0 1 50.0 1308.8 0.0 1308.8 View list
20 1110100045 Gondwe, P (Prosper) 2 0.5 0 1 1 25.0 1496.6 -212.5 1284.1 View list