Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Ryan Eugene Osborne

107076747
Cape Town (WCT)
Personal
Main rating
Rating 1418.7
K-factor 32
Floor 924.5
Highest 1424.5 (2025-11-01)
Min/Max +/- allowed 120
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1292.1
Final +/- 0
New Rating
()
Rating 1418.7
K-factor 32
Floor 924.5
Highest 1424.5 (2025-11-01)
Min/Max +/- allowed 120.4
Standard rating
Rating 1412.8
K-factor 32
Floor 918.6
Highest 1418.6 (2025-04-01)
Min/Max +/- allowed 121.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1303.5
Final +/- 0
New Rating
()
Rating 1412.8
K-factor 32
Floor 918.6
Highest 1418.6 (2025-04-01)
Min/Max +/- allowed 121.4
Rapid rating
Rating 1154.7
K-factor 40
Floor 654.7
Highest 1200 (2024-11-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 953.7
Final +/- 0
New Rating
()
Rating 1154.7
K-factor 40
Floor 654.7
Highest 1200 (2024-11-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1052.2
K-factor 40
Floor 552.2
Highest 1238.6 (2019-06-01)
Min/Max +/- allowed 156.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1052.2
K-factor 40
Floor 552.2
Highest 1238.6 (2019-06-01)
Min/Max +/- allowed 156.9
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 Bellville Chess Club Champs 2026 (B) Standard 2026-02-02 2026-06-22 Cape Town (WCT) 11 1424.5 10 5.5 1414.6 -5.8 Details
2 Cape Town Chess Federation Club League 2025 (D) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1405.3 6 4 1499.5 11.8 Details
3 Bellville Rapid 2025 (B) Rapid 2025-06-07 2025-06-07 Cape Town (WCT) 6 1421.3 6 3.5 1425.4 0.3 Details
4 Bellville Club Championship 2025 (B) Standard 2025-03-03 2025-05-26 Cape Town (WCT) 9 1421.3 9 4.5 1369 -10.3 Details
5 Western Cape Closed 2025 (C) Standard 2025-03-08 2025-03-09 Cape Town (WCT) 6 1372.7 6 5 1575.4 27 Details
6 Cape of Good Hope Open 2025 (Intermediate) Standard 2025-02-22 2025-02-23 Cape Town (WCT) 6 1354.9 6 4 1438.8 10 Details
7 Bellville Chess Club Champs 2024 (B) Standard 2024-08-07 2024-11-05 Cape Town (WCT) 14 1319.9 11 5.5 1414.9 19.4 Details
8 CT League 2024 (D) Standard 2024-08-03 2024-08-03 Cape Town (WCT) 6 1295.5 6 4 1406.5 13.6 Details
9 Cape Town Chess Federation Closed Chess Championships 2024 (U18) Standard 2024-06-15 2024-06-16 Cape Town (WCT) 6 1283.6 6 2.5 1326.9 6.6 Details
10 North District School Trials 2024 (U18 Boys) Standard 2024-02-03 2024-02-03 Cape Town (WCT) 5 1264.5 5 3 1366.3 10.6 Details
11 Chas Everitt and MHI Attorneys Rapid 2023 (B) Rapid 2023-11-04 2023-11-04 Cape Town (WCT) 6 1248.2 6 3.5 1367 9 Details
12 WP Club League 2023 (A) Classical 2023-07-29 2023-09-09 Cape Town (WCT) 11 1238.1 5 1.5 1329 5.8 Details
13 WP Club League 2023 (D1) Standard 2023-07-29 2023-08-19 Cape Town (WCT) 6 1237.8 6 3 1250.4 0 Details
14 Bellville Club Championship 2023 Standard 2023-04-17 2023-07-31 Cape Town (WCT) 7 1218.7 6 2.5 1313.9 10.8 Details
15 Cape Town Metro Schools Chess Closed Individuals 2023 (U17 Boys) Standard 2023-03-03 2023-03-04 Cape Town (WCT) 6 1262.3 6 1.5 1057.1 -24.1 Details
16 North District School Trials 2023 (U17 Boys) Standard 2023-02-03 2023-02-04 Cape Town (WCT) 6 1253.6 6 3.5 1292.4 4.6 Details
17 Kenridge Rapid 2022 (B) Rapid 2022-11-05 2022-11-05 Cape Town (WCT) 6 1251.7 6 3 1265.9 1.1 Details
18 2022 Western Province Club League (D) Standard 2022-08-27 2022-10-01 Cape Town (WCT) 7 1229.8 6 3 1317.6 12.2 Details
19 WP Closed 2022 (U16) Standard 2022-06-16 2022-06-16 Cape Town (WCT) 6 1213.9 6 3 1326.6 13.8 Details
20 Bellville Chess Club Champs 2022 (Group 3) Standard 2022-05-16 2022-07-04 Cape Town (WCT) 5 1213.9 5 2 1175.8 -5.1 Details
21 Steinitz Open 2022 (C) Standard 2022-05-21 2022-05-22 Cape Town (WCT) 5 1230.9 5 2 1123.4 -9.8 Details
22 Western Province Open 2022 (Intermediate) Standard 2022-02-26 2022-02-27 Cape Town (WCT) 6 1234.7 6 3 1218.9 -1.9 Details
23 Kraaifontein Open 2022 (Intermediate) Standard 2022-01-08 2022-01-09 Cape Town (WCT) 6 1308.9 6 2.5 1132.3 -21.7 Details
24 2022 Cape Of Good Hope Open (Intrmediate) Standard 2022-01-29 2022-01-30 Cape Town (WCT) 6 1308.9 6 2.5 1147.2 -19.8 Details
25 CWP Youth Day Rapid 2021 (U16) Rapid 2021-06-16 2021-06-16 Cape Town (WCT) 5 1313.6 5 3 1278.7 -2.6 Details
26 2020 Western Province Open (Prestige) Standard 2020-03-07 2020-03-08 Cape Town (WCT) 6 1262.6 4 3 1458.9 16.1 Details
27 Metro North Individual Trials 2020 (U13) Standard 2020-02-07 2020-02-08 Cape Town (WCT) 6 1261.7 6 3 1265.5 0.5 Details
28 2019 South African Junior Team Championships (U14E) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1209.5 7 5 1380 29 Details
29 2019 Kraaifontein Open (Development) Standard 2019-12-07 2019-12-08 Cape Town (WCT) 6 1188.1 6 4 1287.1 11.9 Details
30 Bellville Rapid Oct 2019 Rapid 2019-10-14 2019-10-14 Cape Town (WCT) 6 1188.8 6 2.5 1186 -0.5 Details
31 Bellville Blitz 2019 Blitz 2019-09-16 2019-09-16 Cape Town (WCT) 6 1227.7 6 3 1276.7 1.7 Details
32 3rd ACL Chess Festival 2019 (U14) Rapid 2019-09-05 2019-09-05 Cape Town (WCT) 6 1227.7 6 3 1207 -1.5 Details
33 2019 Western Province League (D) Classical 2019-07-27 2019-09-07 Cape Town (WCT) 11 1227.7 2 0 800.9 -21.8 Details
34 Curro Durbanville Chess Tournament 2019 (Premier) Standard 2019-08-23 2019-08-24 Cape Town (WCT) 6 1194.5 6 3 1187.2 -0.8 Details
35 2019 Western Province League (E) Standard 2019-07-27 2019-08-10 Cape Town (WCT) 9 1194.5 7 5 1350.4 19.3 Details
36 2019 WP Youth Open (B) Standard 2019-07-13 2019-07-13 Cape Town (WCT) 5 1202 5 2 1152.1 -4.1 Details
37 Bellville Club Champs 2019 (C2) Standard 2019-04-29 2019-06-03 Cape Town (WCT) 5 1259.4 5 2 1173.7 -10.3 Details
38 2019 Groote Schuur High School Blitz Blitz 2019-06-14 2019-06-14 Cape Town (WCT) 9 1259.4 9 4 1274.1 -0.2 Details
39 South African Schools Individuals Chess Championships 2019 (U13 Open) Standard 2019-06-18 2019-06-21 Frances Baard (NCF) 7 1259.4 6 1.5 1073.8 -21.7 Details
40 Stellenberg Youth Chess Championship 2019 (D) Standard 2019-05-01 2019-05-01 Cape Town (WCT) 5 1187.8 5 4 1389.5 19.1 Details
41 2019 Western Province Open (Open) Standard 2019-05-25 2019-05-26 Cape Town (WCT) 6 1187.8 6 4 1326.4 17.1 Details
42 Steinitz Chess Festival 2019 (C) Standard 2019-04-05 2019-04-07 Cape Town (WCT) 6 1154.6 6 4 1296.4 17.5 Details
43 Cape Town Chess Club Annual Blitz Championship 2019 Blitz 2019-04-23 2019-04-23 Cape Town (WCT) 7 1154.6 6 1 1330.9 2.4 Details
44 Bellville Club Champs 2019 (C) Standard 2019-02-04 2019-04-15 Cape Town (WCT) 7 1154.6 6 2.5 1133.1 -3 Details
45 Metro School Chess Closed Individual Trials 2019 (U13 Boys) Standard 2019-03-01 2019-03-02 Cape Town (WCT) 6 1161.2 6 3 1133.8 -3.2 Details
46 District North Schools Chess Trials 2019 (U13) Standard 2019-01-25 2019-01-26 Cape Town (WCT) 6 1124.9 6 4 1285.3 18.8 Details
47 Bellville Chess Club 01 Blitz Tournament 2019 Blitz 2019-01-28 2019-01-28 Cape Town (WCT) 7 1124.9 7 2.5 1106.4 -0.8 Details
48 2018 Wild Card Chess Championships (U12 Open) Classical 2018-12-21 2018-12-24 4 Knights (4K) 7 1073.3 7 3 1096 2.8 Details
49 South African Junior Team Championships 2018 (U12D) Classical 2018-12-16 2018-12-20 4 Knights (4K) 7 1073.3 7 4.5 1204 20.6 Details
50 ACL Chess Festival 2018 (Open) Classical 2018-10-05 2018-10-07 Cape Town (WCT) 5 1009.8 5 2 1244.1 20.6 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 10
Wins 3
Draws 5
Losses 2
White 6
Black 4
White wins 2
Black wins 1
Score 5.5
Percent 55
Dp 42.5
AOR 1372.1
Performance 1414.6
Game statistics (History)
Games 347
Wins 153
Draws 41
Losses 153
White 182
Black 165
White wins 74
Black wins 79
Score 173.5
Percent 50
Dp 0
AOR 1248.8
Performance 1248.8
Rankings (Main)
National
Overall 3255
Gender 2771
Age group 396
Gender/Age 329
Provincial
Overall 997
Gender 809
Age group 114
Gender/Age 94
Regional
Overall 508
Gender 432
Age group 58
Gender/Age 45
Rankings (Standard)
National
Overall 3002
Gender 2519
Age group 386
Gender/Age 318
Provincial
Overall 867
Gender 681
Age group 103
Gender/Age 84
Regional
Overall 456
Gender 378
Age group 53
Gender/Age 40
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
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 10
Score 5.5
Percent 55
Aor 1372.1
Dp 42.5
Prat 1414.6
Performance (12 months)
Games 16
Score 9.5
Percent 59.4
Aor 1366.7
Dp 79.7
Prat 1446.4
Performance (History)
Games 347
Score 173.5
Percent 50
Aor 1248.8
Dp 0
Prat 1248.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Osborne, N (Nicole) 5 4 1 Bellville Blitz 2019 Bellville Chess Club Champs 2024 (B) Details
Overall 2 Holland, RI (Richard Ingo) 5 1 4 Bellville Club Championship 2023 Bellville Chess Club Champs 2026 (B) Details
Overall 3 Osborne, H (Hannah) 5 2 3 Stellenberg Youth Chess Champs 2018 (C) Bellville Chess Club Champs 2026 (B) Details
Overall 4 Van Schaik, MP (Michael Peter) 4 2 2 Bellville Chess Club 01 Blitz Tournament 2019 Bellville Club Championship 2023 Details
Overall 5 Botha, E (Eduan) 4 2 2 2019 Kraaifontein Open (Development) Bellville Club Championship 2025 (B) Details
Standard 1 Holland, RI (Richard Ingo) 5 1 4 Bellville Club Championship 2023 Bellville Chess Club Champs 2026 (B) Details
Standard 2 Botha, E (Eduan) 4 2 2 2019 Kraaifontein Open (Development) Bellville Club Championship 2025 (B) Details
Standard 3 Osborne, H (Hannah) 4 2 2 Stellenberg Youth Chess Champs 2018 (C) Bellville Chess Club Champs 2026 (B) Details
Standard 4 De Wit, M (Marnus) 3 1 2 Metro North Individual Trials 2020 (U13) Cape Town Chess Federation Closed Chess Championships 2024 (U18) Details
Standard 5 Macilikishe, A (Ayabulela) 3 1 2 Grassy Park Open 2018 (B) Steinitz Open 2022 (C) Details
Rapid 1 Vermeulen, L (Leonardus) 2 2 0 Bellville Rapid Oct 2019 Chas Everitt and MHI Attorneys Rapid 2023 (B) Details
Rapid 2 Osborne, N (Nicole) 2 2 0 Bellville Rapid Oct 2019 Chas Everitt and MHI Attorneys Rapid 2023 (B) Details
Blitz 1 Van Schaik, MP (Michael Peter) 2 2 0 Bellville Chess Club 01 Blitz Tournament 2019 Bellville Blitz 2019 Details