Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Weilun Yan

1080114192
iLembe (KIK)
Personal
Main rating
Rating 1998.7
K-factor 24
Floor 1499.2
Highest 1999.2 (2026-01-01)
Min/Max +/- allowed 53
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1909.5
Final +/- 0
New Rating
()
Rating 1998.7
K-factor 24
Floor 1499.2
Highest 1999.2 (2026-01-01)
Min/Max +/- allowed 53.1
Standard rating
Rating 1996.5
K-factor 24
Floor 1496.5
Highest 1996.5 (2026-06-01)
Min/Max +/- allowed 53.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1927
Final +/- 0
New Rating
()
Rating 1996.5
K-factor 24
Floor 1496.5
Highest 1996.5 (2026-06-01)
Min/Max +/- allowed 53.3
Rapid rating
Rating 1687.2
K-factor 28
Floor 1192.2
Highest 1692.2 (2025-05-05)
Min/Max +/- allowed 82.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1508.8
Final +/- 0
New Rating
()
Rating 1687.2
K-factor 28
Floor 1192.2
Highest 1692.2 (2025-05-05)
Min/Max +/- allowed 82.2
Blitz rating
Rating 1602.7
K-factor 28
Floor 1102.7
Highest 1613.9 (2022-07-01)
Min/Max +/- allowed 92
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1602.7
K-factor 28
Floor 1102.7
Highest 1613.9 (2022-07-01)
Min/Max +/- allowed 92
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Moja Chess Extravaganza 2026 (Prestige) Classical 2026-04-25 2026-04-30 Cape Town (WCT) 9 1999.2 9 3.5 2002.2 -0.5 Details
2 2025 African Youth Chess Championship Classical 2025-12-07 2025-12-13 Zimbabwe (ZIM) 9 1944.9 9 6.5 2117.1 35.6 Details
3 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1944.9 6 5 2019.4 9.8 Details
4 2025 KZN Provincial Trials (U18) Rapid 2025-09-06 2025-09-06 Ethekwini (KED) 6 1949.6 6 5 1866 -4 Details
5 South African Open 2025 (Championship) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1954.6 11 5.5 1906.1 -11.6 Details
6 South African Open 2025 (Blitz) Blitz 2025-07-02 2025-07-02 Johannesburg Metro (GJM) 9 1954.6 9 7 2134.3 7.4 Details
7 2025 African Schools Individual Chess Championship Classical 2025-05-23 2025-05-28 Kenya (KEN) 9 1910.2 9 7.5 2019.5 24 Details
8 2025 KZN Open (A) Standard 2025-05-02 2025-05-04 Ethekwini (KED) 7 1910.2 7 5.5 1966.6 13.1 Details
9 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) Blitz 2025-04-16 2025-04-17 Geece (GRE) 11 1844 10 3 1944.9 3.3 Details
10 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) Rapid 2025-04-13 2025-04-15 Greece (GRE) 11 1844 11 5.5 2056.3 21.7 Details
11 South African Junior Closed Chess Championships 2025 (U18 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1844 9 7 2014.5 37 Details
12 2025 Ethekwini Open (A) Standard 2025-03-21 2025-03-22 Ethekwini (KED) 6 1840.4 0 0 0 0 Details
13 Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1842.5 7 5 1743.1 -12.6 Details
14 2024 South Africa National Schools Chess Championship (U18 Boys) Standard 2024-09-27 2024-09-28 Nelson Mandela Bay (ENM) 7 1870.4 7 4.5 1679.7 -25.3 Details
15 2024 KZN Schools District Selections (U18 Boys) Standard 2024-09-13 2024-09-15 Ethekwini (KED) 6 1870.4 6 5.5 1802.3 2 Details
16 South African Open Chess Championship 2024 (A) Classical 2024-06-29 2024-07-07 Ethekwini (KED) 11 1896.3 10 5 1793.5 -21.6 Details
17 2024 African Youth Chess Championship Classical 2024-06-16 2024-06-22 Tshwane (GTP) 9 1900.9 9 5.5 1878.3 -3.8 Details
18 South African Junior Closed Chess Championship 2024 (U16 Open) Classical 2024-04-27 2024-05-01 Ekurhuleni (GE) 9 1940.5 9 5 1771 -33 Details
19 2024 Ethekwini Open (A) Standard 2024-04-20 2024-04-21 Ethekwini (KED) 6 1933.3 6 5.5 1929.5 6 Details
20 Human Rights Rapid Chess Tournament 2024 Rapid 2024-03-16 2024-03-16 Ethekwini (KED) 7 1958 7 5 1529.2 -20.7 Details
21 2023 USSA Championships (Blitz) Blitz 2023-12-06 2023-12-06 Ethekwini (KED) 9 1617.2 9 6 1755.1 5.1 Details
22 2023 African Youth Chess Championship Classical 2023-09-02 2023-09-08 Egypt (EGY) 9 1656.3 9 4 1484.3 -34.2 Details
23 2023 Heritage Day Open (A) Standard 2023-09-23 2023-09-24 Ethekwini (KED) 6 1656.3 6 5 1699.6 6.3 Details
24 FIDE World Youth U16 Chess Olympiad 2023 Rapid 2023-08-13 2023-08-18 Netherlands (NED) 9 1726.4 9 4.5 1369.3 -50.1 Details
25 2023 SA Schools Winter Games (U15 Open) Standard 2023-07-04 2023-07-06 West Rand (GWR) 7 1688.1 7 6 1875 27.1 Details
26 iLembe Winter Games 2023 (U15 Open) Rapid 2023-06-10 2023-06-10 iLembe (KIK) 5 1669.5 5 5 1782.9 9.2 Details
27 2023 KZN Winter Schools Selections (U15 Boys) Rapid 2023-06-24 2023-06-24 Ethekwini (KED) 7 1669.5 7 6.5 1701.3 4.3 Details
28 ILembe Youth Trials (II) Standard 2023-05-13 2023-05-13 iLembe (KIK) 5 1657.6 5 4.5 1728.4 8.5 Details
29 2023 KZN Open (A) Standard 2023-04-29 2023-04-30 Ethekwini (KED) 7 1620.6 7 5 1547.7 -9 Details
30 2023 South African Junior Closed Chess Championships (U16 Open) Classical 2023-03-31 2023-04-04 Chess South Africa (CSA) 9 1620.6 9 5.5 1783.8 35.2 Details
31 2023 Inter-Cultural Rapid (A) Rapid 2023-03-18 2023-03-18 Ethekwini (KED) 6 1606.8 6 5.5 1738.6 10 Details
32 2023 Umhlanga Chess Club Open (A) Standard 2023-02-11 2023-02-12 Ethekwini (KED) 6 1642.6 6 2.5 1357.4 -25.6 Details
33 2022 South African Junior Team Chess Championships (U16 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1635.9 7 5 1664.6 4.8 Details
34 Ilembe Juniors All Ages 2022 Standard 2022-11-26 2022-11-26 iLembe (KIK) 5 1625.4 5 5 1706.2 7.5 Details
35 Durban Trials Selection 2022 Standard 2022-10-15 2022-10-16 Ethekwini (KED) 6 1624.2 6 5 1614.8 0.8 Details
36 ILembe Age Group Tournament 2022 (U16+U18) Standard 2022-09-29 2022-09-29 iLembe (KIK) 5 1597.6 5 4 1581.8 1.5 Details
37 2022 Heritage Day Open (A) Standard 2022-09-24 2022-09-25 Ethekwini (KED) 6 1597.6 6 5 1705.8 17.7 Details
38 Stanger Manor Chess Challenge 2022 (U12+U14) Standard 2022-08-27 2022-08-27 iLembe (KIK) 5 1577.8 5 5 1711.5 14.1 Details
39 2022 African Youth Chess Championships Classical 2022-07-03 2022-07-09 Zambia (ZAM) 9 1619.6 9 6 1523.1 -13.4 Details
40 South African Open 2022 (U16) Standard 2022-07-11 2022-07-13 Cape Town (WCT) 6 1619.6 6 5 1663.7 6.2 Details
41 South African Open 2022 (Blitz) Blitz 2022-07-14 2022-07-14 Cape Town (WCT) 10 1619.6 10 6.5 1752.2 5.6 Details
42 2022 Kwadabeka Chess Open Standard 2022-07-30 2022-07-30 Ethekwini (KED) 6 1619.6 5 2.5 1306.1 -28.2 Details
43 Umhlali Preparatory Rapid 2022 (High School) Rapid 2022-05-14 2022-05-14 iLembe (KIK) 6 1624.4 6 5.5 1634.9 3.3 Details
44 Kwadukuza Schools Chess Trials 2022 (U15 Open) Standard 2022-05-13 2022-05-13 iLembe (KIK) 5 1624.4 5 5 1618.2 2.5 Details
45 2022 KZN Open (A) Standard 2022-04-30 2022-05-01 Ethekwini (KED) 6 1624.4 6 3.5 1542.4 -9 Details
46 Ilembe Youth Trials 2022 (U20) Standard 2022-04-23 2022-04-23 iLembe (KIK) 5 1579.4 5 3.5 1518.4 -6.5 Details
47 South African Junior Closed Chess Championships 2022 (U14 Open) Classical 2022-03-28 2022-04-02 Chess South Africa (CSA) 11 1579.4 11 7 1711.2 35 Details
48 2022 ECA 1st Youth Trials (U16) Standard 2022-03-05 2022-03-06 Ethekwini (KED) 6 1595.3 6 4 1505.1 -10 Details
49 Nobel Peace Prize 2022 (A) Standard 2022-02-12 2022-02-12 iLembe (KIK) 6 1484.8 6 5 1698.6 25.1 Details
50 Ashton Ballito Championship 2022 (A) Rapid 2022-02-19 2022-02-19 iLembe (KIK) 5 1484.8 5 4.5 1496.5 7 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 9
Wins 3
Draws 1
Losses 5
White 5
Black 4
White wins 1
Black wins 2
Score 3.5
Percent 38.9
Dp -94.4
AOR 2096.6
Performance 2002.2
Game statistics (History)
Games 407
Wins 263
Draws 46
Losses 98
White 200
Black 207
White wins 127
Black wins 136
Score 286
Percent 70.3
Dp 172.3
AOR 1558.4
Performance 1730.7
Rankings (Main)
National
Overall 77
Gender 75
Age group 9
Gender/Age 8
Provincial
Overall 3
Gender 3
Age group 2
Gender/Age 2
Regional
Overall 1
Gender 1
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 80
Gender 78
Age group 10
Gender/Age 9
Provincial
Overall 4
Gender 4
Age group 2
Gender/Age 2
Regional
Overall 1
Gender 1
Age group 1
Gender/Age 1
Rankings (Rapid)
National
Overall 92
Gender 92
Age group 7
Gender/Age 7
Provincial
Overall 7
Gender 7
Age group 1
Gender/Age 1
Regional
Overall 1
Gender 1
Age group 1
Gender/Age 1
Rankings (Blitz)
National
Overall 105
Gender 103
Age group 12
Gender/Age 12
Provincial
Overall 5
Gender 5
Age group 2
Gender/Age 2
Regional
Overall 1
Gender 1
Age group 1
Gender/Age 1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 9
Score 3.5
Percent 38.9
Aor 2096.6
Dp -94.4
Prat 2002.2
Performance (12 months)
Games 50
Score 32.5
Percent 65
Aor 1883.8
Dp 127.5
Prat 2011.3
Performance (History)
Games 407
Score 286
Percent 70.3
Aor 1558.4
Dp 172.3
Prat 1730.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Soojay, J (Jorah) 19 14 5 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) 2025 KZN Provincial Trials (U18) Details
Overall 2 Jugree, A (Arav) 12 8 4 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) South African Junior Closed Chess Championship 2024 (U16 Open) Details
Overall 3 Potgieter, E (Edward) 4 2 2 SA National Team School Chess Championships 2022 (Boys) South African Open 2025 (Championship) Details
Overall 4 Palmer, RN (Reegan) 4 2 2 South African Open Chess Championship 2024 (A) South African Open 2025 (Championship) Details
Overall 5 Nwedo, K (Khodani) 4 3 1 SA National Team School Chess Championships 2022 (Boys) 2023 SA Schools Winter Games (U15 Open) Details
Standard 1 Soojay, J (Jorah) 12 9 3 2021 KZN Schools Selection All Districts (Open) 2024 KZN Schools District Selections (U18 Boys) Details
Standard 2 Jugree, A (Arav) 8 5 3 2021 KZN Schools Selection All Districts (Open) South African Junior Closed Chess Championship 2024 (U16 Open) Details
Standard 3 Nwedo, K (Khodani) 4 3 1 SA National Team School Chess Championships 2022 (Boys) 2023 SA Schools Winter Games (U15 Open) Details
Standard 4 Potgieter, E (Edward) 4 2 2 SA National Team School Chess Championships 2022 (Boys) South African Open 2025 (Championship) Details
Standard 5 Palmer, RN (Reegan) 3 1 2 South African Open Chess Championship 2024 (A) South African Open 2025 (Championship) Details
Rapid 1 Soojay, J (Jorah) 6 4 2 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) 2025 KZN Provincial Trials (U18) Details
Rapid 2 Jugree, A (Arav) 3 3 0 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) 2023 Inter-Cultural Rapid (A) Details
Rapid 3 Daniel, I (Isaiah) 2 1 1 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) 2023 KZN Winter Schools Selections (U15 Boys) Details
Rapid 4 Ndlovu, T (Tumelo) 2 1 1 2023 KZN Winter Schools Selections (U15 Boys) iLembe Winter Games 2023 (U15 Open) Details
Rapid 5 Subramoney, T (Tivek) 2 0 2 2023 Inter-Cultural Rapid (A) 2023 KZN Winter Schools Selections (U15 Boys) Details