PLAYER PAGE

Personal

Chen, Y (Youlin)

Chess SA id

1110112163

FIDE id

14350610

Date of birth

2011-04-03 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

CHN

Titles

Chess SA registered

Yes

Last active game

2025-12-17

Personal details last changed

2026-01-05

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1591.3 1586.5 1263.3 1268.8
Raw rating 1583.2 1572.4 1263.3 1268.8
Weighted rating 1591.3 1586.5 1213.2 1268.8
Weighted performance 1531.5 1511.4 0 0
Floor 1141.9 1142.4 763.3 768.8
K-factor 28 28 36 36
Min/Max rating change allowed 96.1 97.5 151.5 150.3
Highest rating 1641.9
2025-03-01
1642.4
2025-03-01
1263.3
2025-09-30
1471.4
2023-06-01
Highest raw rating 1641.9
2025-03-01
1642.4
2025-03-01
1263.3
2025-09-30
1268.8
2024-02-01
Highest weighted rating 1591.3
2026-01-01
1586.5
2026-01-01
1200
2018-10-01
1268.8
2025-05-05
Highest weighted performance 1635.5
2025-03-01
1633.8
2025-01-01
1200
2020-01-01
1471.4
2023-06-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0.6 0 0 0
New rating 1591.9 1586.5 1263.3 1268.8
Analysis
Rating 1591.3 1586.5 1263.3 1268.8
Raw rating 1583.2 1572.4 1263.3 1268.8
Weighted rating 1591.3 1586.5 1213.2
Weighted performance 1531.5 1511.4 0
K-factor 28 28 36 36
Floor 1141.9 1142.4 763.3 768.8
Max/Min rating change allowed 96.1 97.5 151.5 150.3
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1583.2 1572.4 1263.3 1268.8
New weighted rating 1591.9 1586.5 1218 1268.8
New weighted performance 1521.3 1501.3 0 0
Temp new rating 1591.9 1586.5 1263.3 1268.8
Temp new rating +/- 0.6 0 0 0
Final new rating +/- 0.6 0 0 0
New rating 1591.9 1586.5 1263.3 1268.8
New K-factor 28 28 36 36
New floor 1141.9 1142.4 763.3 768.8

Item Main Standard Rapid Blitz
0 0 0 0
39 34 5 0
84 84 0 0
48 36 5 7
10 10 0 0
11 11 0 0
History 240 223 10 7

Games since
Main
123
Standard
118
Rapid
5
Blitz
0
Gender M
Age group U16
Region Johannesburg Metro (GJM)
Province Gauteng (GT)
Main
RSA Province Region
Overall 690 254 93
M 614 223 78
U16 81 28 11
U16 M 69 23 9
Standard
RSA Province Region
Overall 669 261 92
M 590 227 75
U16 81 29 11
U16 M 69 24 9
Rapid
RSA Province Region
Overall -1 -1 -1
M -1 -1 -1
U16 -1 -1 -1
U16 M -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
M -1 -1 -1
U16 -1 -1 -1
U16 M -1 -1 -1

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 39 19.5 50 0 1577.6 1577.6
Standard 34 15.5 45.59 -37.5 1597.1 1559.6
Rapid 5 4 80 255 1444.7 1699.7
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 240 140.5 58.54 72.6 1433.1 1505.7
Standard 223 130.5 58.52 72.4 1429.7 1502.1
Rapid 10 6 60 85 1510.3 1595.3
Blitz 7 4 57.14 60.7 1429 1489.7

Date Main Standard Rapid Blitz
2026-01-01 1583.2 1572.4 1263.3 1268.8
2025-11-30 1590.6 1580.8 1263.3 1268.8
2025-11-01 1590.6 1580.8 1263.3 1268.8
2025-09-30 1590.6 1580.8 1263.3 1268.8
2025-09-01 1578.8 1580.8 1192 1268.8
2025-08-01 1585.2 1579.3 1192 1268.8
2025-07-01 1585.2 1578 1192 1268.8
2025-06-01 1585.2 1578 1192 1268.8
2025-05-01 1611.3 1607.5 1192 1268.8
2025-04-01 1611.3 1607.5 1192 1268.8
2025-03-01 1641.9 1642.4 1192 1268.8
2025-02-01 1640.6 1641.2 1192 1268.8
2025-01-01 1640.6 1641.2 1191.2 1268.8
2024-12-01 1605.6 1604.8 1191.2 1268.8
2024-11-01 1581.5 1580.4 1191.2 1268.8
2024-10-01 1578.9 1576.2 1191.2 1268.8
2024-09-01 1610.5 1611.5 1191.2 1268.8
2024-11-01 1569.2 1567.3 1191.2 1268.8
2024-07-01 1569.2 1567.3 1191.2 1268.8
2024-06-01 1452.7 1451.4 1191.2 1268.8
2024-05-01 1503.5 1496.2 1191.2 1268.8
2024-04-01 1503.5 1496.2 1191.2 1268.8
2024-03-01 1506.4 1507.7 1191.2 1268.8
2024-02-01 1506.4 1507.7 1191.2 1268.8

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Mzansi Inter Provincial Team Championships (U16 Open) 2025-12-15 2025-12-17 Standard Nelson Mandela Bay (ENM) 6 6 2.5 Yes Analysis
2 Gauteng Inter-Region at Emerald Resort 2025 (U16 Championship) 2025-12-06 2025-12-07 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
3 MCA Spring Flower Birthday Rapid 2025 (High School) 2025-09-20 2025-09-20 Rapid Johannesburg Metro (GJM) 5 5 4 Yes Analysis
4 JMC Closed 2025 (B) 2025-08-09 2025-08-10 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
5 Lonehill Chess Academy - 1st Rated Tournament 2025 (A) 2025-08-02 2025-08-02 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
6 JMC Crawford Sandton 2025 (A) 2025-05-10 2025-05-10 Standard Johannesburg Metro (GJM) 5 3 1 Yes Analysis
7 2025 KZN Open (A) 2025-05-02 2025-05-04 Standard Ethekwini (KED) 7 6 2 Yes Analysis
8 MCA Summer March 2025 (Expert) 2025-03-08 2025-03-08 Standard Johannesburg Metro (GJM) 5 5 1 Yes Analysis
9 JMC Crawford Ruimsig 2025 (A) 2025-03-01 2025-03-01 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
10 MCA Welcome 2025 (Advanced) 2025-02-15 2025-02-15 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
11 Gauteng Inter-Region at UJ 2024 (U14 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 4.5 Yes Analysis
12 FIDE World Youth Chess Championships 2024 2024-10-29 2024-11-09 Standard FIDE (FID) 11 11 4.5 Yes Analysis
13 2024 Gauteng North Open Chess Tournament (A) 2024-10-05 2024-10-06 Standard Tshwane (GTP) 5 5 2 Yes Analysis
14 Knight Riders Spring Chess Tournament 2024 (A) 2024-09-28 2024-09-28 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
15 Mzansi Spring Open 2024 (Advanced) 2024-09-07 2024-09-07 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
16 JMC Closed 2024 (B) 2024-08-09 2024-08-11 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
17 Fourth Knight Riders Juniors Open Chess Tournament 204 (C) 2024-08-03 2024-08-03 Standard Johannesburg Metro (GJM) 5 5 4.5 Yes Analysis
18 2024 African Youth Chess Championship 2024-06-16 2024-06-22 Standard Tshwane (GTP) 9 9 6 Yes Analysis
19 JMC Crawford International Sandton 2024 (B) 2024-05-11 2024-05-11 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
20 South African Junior Closed Chess Championship 2024 (U14 Open) 2024-04-27 2024-05-01 Standard Ekurhuleni (GE) 9 9 1.5 Yes Analysis
21 1st Knights Open Tournament 2024 (B) 2024-03-23 2024-03-23 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
22 JNW Open - Classic - Crawford 2024 (B) 2024-03-09 2024-03-09 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
23 2024 Gauteng Inter-Region Chess Championship (U14A) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
24 JMC Kick Off Tournament 2024 (B) 2024-01-28 2024-01-28 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
25 Mzansi Bryanston Rapid 2023 (Advanced) 2023-10-07 2023-10-07 Rapid Johannesburg Metro (GJM) 5 5 2 Yes Analysis
26 JMC Closed Aug 2023 (U14) 2023-08-04 2023-08-06 Standard Johannesburg Metro (GJM) 6 6 3.5 Yes Analysis
27 JMC Trinity Little Falls 2023 (B) 2023-07-02 2023-07-02 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
28 JMC Blitz - Higher Ground 2023 2023-06-17 2023-06-17 Blitz Johannesburg Metro (GJM) 7 7 4 Yes Analysis
29 GoForChess Junior Chess Championship 2023 (Senior) 2023-06-10 2023-06-10 Standard Johannesburg Metro (GJM) 5 5 5 Yes Analysis
30 Mzansi Fide Open 2023 (Intermediate) 2023-04-27 2023-05-01 Standard Johannesburg Metro (GJM) 6 6 5 Yes Analysis
31 Gauteng Open Arnold Classic 2023 (C) 2023-05-20 2023-05-20 Standard Tshwane (GTP) 5 4 2 Yes Analysis
32 JNW Open - Crawford 2023 (B) 2023-03-04 2023-03-04 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
33 JMC 1 St Peters 2023 (B) 2023-03-18 2023-03-18 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
34 JMC Trials 1 - Laerskool Fontainebleau 2022 (U12) 2022-07-24 2022-07-24 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
35 JMC @ Pinnacle 2022 (B) 2022-02-19 2022-02-20 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
36 JMC Bryanston 2021 (C) 2021-11-06 2021-11-06 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
37 Pinnacle College Waterfall Open (Pinnacle) 2021-10-02 2021-10-03 Standard Johannesburg Metro (GJM) 6 6 2 Yes Analysis
38 JNW Club - Trinityhouse Randpark Ridge Open 2020 (C) 2020-02-22 2020-02-22 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
39 Goforchess Introduction to Chess Tournament 2020 (Championship) 2020-02-16 2020-02-16 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
40 2019 Wild Card Chess Championship (U10 Open) 2020-01-09 2020-01-12 Standard 4 Knights (4K) 7 7 4.5 Yes Analysis
41 2019 South African Junior Team Championships (U12D) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 7 6 Yes Analysis
42 JNW Chess Club - Muldersdrif 2019 (B) 2019-10-18 2019-10-18 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
43 JNW Club - Hoerskool Linden 2019 (E) 2019-06-15 2019-06-15 Standard Johannesburg Metro (GJM) 5 5 5 Yes Analysis
44 The Metro Open 2019 (Cadets) 2019-05-25 2019-05-25 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
45 JNW Club - Bryanston Open 2 2019 (E) 2019-05-11 2019-05-11 Standard Johannesburg Metro (GJM) 5 4 2 Yes Analysis
46 JNW Club - Charterhouse Open 2019 (E) 2019-04-13 2019-04-13 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis

Top 3 Streaks

# Games Start End
1 11 Tournament
FIDE World Youth Chess Championships 2024
Tournament
MCA Welcome 2025
date
2024-11-08
rnd
10
type
Standard
result
0.5
date
2025-02-15
rnd
4
type
Standard
result
1
Opponent
Telles Arnoldo Beber
Opponent
Thorulsley, K (Kairaav)
2 10 Tournament
2024 African Youth Chess Championship
Tournament
Fourth Knight Riders Juniors Open Chess Tournament 204
date
2024-06-19
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
5
type
Standard
result
1
Opponent
Shekupe Fidel
Opponent
Naidoo, K (Kajol)
3 9 Tournament
The Metro Open 2019
Tournament
JNW Chess Club - Muldersdrif 2019
date
2019-05-25
rnd
3
type
Standard
result
1
date
2019-10-18
rnd
1
type
Standard
result
1
Opponent
Poongavanum, K (Kalyan)
Opponent
De Villiers, X (Xander)
# Games Start End
1 11 Tournament
FIDE World Youth Chess Championships 2024
Tournament
MCA Welcome 2025
date
2024-11-08
rnd
10
type
Standard
result
0.5
date
2025-02-15
rnd
4
type
Standard
result
1
Opponent
Telles Arnoldo Beber
Opponent
Thorulsley, K (Kairaav)
2 10 Tournament
2024 African Youth Chess Championship
Tournament
Fourth Knight Riders Juniors Open Chess Tournament 204
date
2024-06-19
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
5
type
Standard
result
1
Opponent
Shekupe Fidel
Opponent
Naidoo, K (Kajol)
3 9 Tournament
The Metro Open 2019
Tournament
JNW Chess Club - Muldersdrif 2019
date
2019-05-25
rnd
3
type
Standard
result
1
date
2019-10-18
rnd
1
type
Standard
result
1
Opponent
Poongavanum, K (Kalyan)
Opponent
De Villiers, X (Xander)
# Games Start End
1 3 Tournament
MCA Spring Flower Birthday Rapid 2025
Tournament
MCA Spring Flower Birthday Rapid 2025
date
2025-09-20
rnd
1
type
Rapid
result
1
date
2025-09-20
rnd
3
type
Rapid
result
1
Opponent
Thobakgale, T (Tumelo)
Opponent
Fauconier, A (Amber)
2 1 Tournament
MCA Spring Flower Birthday Rapid 2025
Tournament
MCA Spring Flower Birthday Rapid 2025
date
2025-09-20
rnd
5
type
Rapid
result
1
date
2025-09-20
rnd
5
type
Rapid
result
1
Opponent
Nkabinde, L (Lwazi)
Opponent
Nkabinde, L (Lwazi)
3 1 Tournament
Mzansi Bryanston Rapid 2023
Tournament
Mzansi Bryanston Rapid 2023
date
2023-10-07
rnd
4
type
Rapid
result
1
date
2023-10-07
rnd
4
type
Rapid
result
1
Opponent
Gupta, A (Akul)
Opponent
Gupta, A (Akul)
# Games Start End
1 2 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
3
type
Blitz
result
1
date
2023-06-17
rnd
4
type
Blitz
result
1
Opponent
Tayob, M (Muhammed)
Opponent
Kojetin, C (Connor)
2 1 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
7
type
Blitz
result
1
date
2023-06-17
rnd
7
type
Blitz
result
1
Opponent
Wang, H (Henry)
Opponent
Wang, H (Henry)
3 1 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
1
type
Blitz
result
1
date
2023-06-17
rnd
1
type
Blitz
result
1
Opponent
Radebe, G (Gaur Sihle)
Opponent
Radebe, G (Gaur Sihle)
# Games Start End
1 9 Tournament
The Metro Open 2019
Tournament
JNW Chess Club - Muldersdrif 2019
date
2019-05-25
rnd
3
type
Standard
result
1
date
2019-10-18
rnd
1
type
Standard
result
1
Opponent
Poongavanum, K (Kalyan)
Opponent
De Villiers, X (Xander)
2 6 Tournament
GoForChess Junior Chess Championship 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-10
rnd
1
type
Standard
result
1
date
2023-06-17
rnd
1
type
Blitz
result
1
Opponent
Moeketsi, M (Mafoko)
Opponent
Radebe, G (Gaur Sihle)
3 5 Tournament
2019 Wild Card Chess Championship
Tournament
Goforchess Introduction to Chess Tournament 2020
date
2020-01-11
rnd
6
type
Standard
result
1
date
2020-02-16
rnd
3
type
Standard
result
1
Opponent
Grove, JF (Jacques)
Opponent
Morar, M (Malay)
# Games Start End
1 9 Tournament
The Metro Open 2019
Tournament
JNW Chess Club - Muldersdrif 2019
date
2019-05-25
rnd
3
type
Standard
result
1
date
2019-10-18
rnd
1
type
Standard
result
1
Opponent
Poongavanum, K (Kalyan)
Opponent
De Villiers, X (Xander)
2 5 Tournament
GoForChess Junior Chess Championship 2023
Tournament
GoForChess Junior Chess Championship 2023
date
2023-06-10
rnd
1
type
Standard
result
1
date
2023-06-10
rnd
5
type
Standard
result
1
Opponent
Moeketsi, M (Mafoko)
Opponent
Segal, J (Jamie)
3 5 Tournament
2019 Wild Card Chess Championship
Tournament
Goforchess Introduction to Chess Tournament 2020
date
2020-01-11
rnd
6
type
Standard
result
1
date
2020-02-16
rnd
3
type
Standard
result
1
Opponent
Grove, JF (Jacques)
Opponent
Morar, M (Malay)
# Games Start End
1 3 Tournament
MCA Spring Flower Birthday Rapid 2025
Tournament
MCA Spring Flower Birthday Rapid 2025
date
2025-09-20
rnd
1
type
Rapid
result
1
date
2025-09-20
rnd
3
type
Rapid
result
1
Opponent
Thobakgale, T (Tumelo)
Opponent
Fauconier, A (Amber)
2 1 Tournament
MCA Spring Flower Birthday Rapid 2025
Tournament
MCA Spring Flower Birthday Rapid 2025
date
2025-09-20
rnd
5
type
Rapid
result
1
date
2025-09-20
rnd
5
type
Rapid
result
1
Opponent
Nkabinde, L (Lwazi)
Opponent
Nkabinde, L (Lwazi)
3 1 Tournament
Mzansi Bryanston Rapid 2023
Tournament
Mzansi Bryanston Rapid 2023
date
2023-10-07
rnd
4
type
Rapid
result
1
date
2023-10-07
rnd
4
type
Rapid
result
1
Opponent
Gupta, A (Akul)
Opponent
Gupta, A (Akul)
# Games Start End
1 2 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
3
type
Blitz
result
1
date
2023-06-17
rnd
4
type
Blitz
result
1
Opponent
Tayob, M (Muhammed)
Opponent
Kojetin, C (Connor)
2 1 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
7
type
Blitz
result
1
date
2023-06-17
rnd
7
type
Blitz
result
1
Opponent
Wang, H (Henry)
Opponent
Wang, H (Henry)
3 1 Tournament
JMC Blitz - Higher Ground 2023
Tournament
JMC Blitz - Higher Ground 2023
date
2023-06-17
rnd
1
type
Blitz
result
1
date
2023-06-17
rnd
1
type
Blitz
result
1
Opponent
Radebe, G (Gaur Sihle)
Opponent
Radebe, G (Gaur Sihle)

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Segal ,J (Jamie) 4 1 -212.5 4 1 -212.5 0 0 0 0 0 0
1498.6 1286.1 1494.2 1286.1 0 0 0 0
2 Deysel ,K (Kaleb) 3 0 -425 3 0 -425 0 0 0 0 0 0
1599.4 1174.4 1597.4 1174.4 0 0 0 0
3 Memeh ,C (Chime) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1748.2 1606.5 1768.2 1606.5 0 0 0 0
4 Wessels ,T (Theodore) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1483 1624.7 1482.2 1624.7 0 0 0 0
5 Mupalala ,K (Kenzo) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1444.6 1727.9 1447.2 1727.9 0 0 0 0
6 Thorulsley ,K (Kairaav) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1506.3 1648 1515.9 1648 0 0 0 0
7 Deysel ,H (Hannah) 3 1.5 0 3 1.5 0 0 0 0 0 0 0
1466.9 1466.9 1446.9 1466.9 0 0 0 0
8 Chikwava ,R (Ronald) 3 0 -425 2 0 -425 1 0 -425 0 0 0
1595.2 1170.2 1635.1 1170.2 1428.5 1170.2 0 0
9 Steyn ,A (Anneke) 2 2 425 2 2 425 0 0 0 0 0 0
1248.7 1673.7 1216.8 1673.7 0 0 0 0
10 Shatlin ,D (Damien) 2 0 -425 2 0 -425 0 0 0 0 0 0
1396.7 971.7 1386.2 971.7 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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