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Hannah Osborne

211087036
Cape Town (WCT)
Personal
Main rating
Rating 1498.7
K-factor 32
Floor 998.7
Highest 1498.7 (2026-06-01)
Min/Max +/- allowed 108
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1495.3
Final +/- 0
New Rating
()
Rating 1498.7
K-factor 32
Floor 998.7
Highest 1498.7 (2026-06-01)
Min/Max +/- allowed 108.3
Standard rating
Rating 1510.9
K-factor 32
Floor 1010.9
Highest 1510.9 (2026-06-01)
Min/Max +/- allowed 106.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1507.5
Final +/- 0
New Rating
()
Rating 1510.9
K-factor 32
Floor 1010.9
Highest 1510.9 (2026-06-01)
Min/Max +/- allowed 106.5
Rapid rating
Rating 1166.7
K-factor 36
Floor 734.4
Highest 1321.9 (2018-10-01)
Min/Max +/- allowed 139.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 858.5
Final +/- 0
New Rating
()
Rating 1166.7
K-factor 36
Floor 734.4
Highest 1321.9 (2018-10-01)
Min/Max +/- allowed 139.4
Blitz rating
Rating 1140.4
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1140.4
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
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 2026 WCSC HS Individual Championship (U15 Girls) Standard 2026-05-02 2026-05-03 Eden (WEG) 6 1443.8 6 5 1657.8 40.3 Details
2 CT Metro Schools Individual Closed 2026 (U15 Girls) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1385 6 5 1590.1 39.7 Details
3 CT Metro North Schools Chess Individual Trials 2026 (U15 Girls) Standard 2026-02-14 2026-02-15 Cape Town 6 1385 6 4 1486.2 19 Details
4 Cape Town Chess Federation Club League 2025 (D) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1361.1 9 6 1428.9 17 Details
5 Bellville Rapid 2025 (B) Rapid 2025-06-07 2025-06-07 Cape Town (WCT) 6 1369.2 6 3 1227.4 -9.3 Details
6 Bellville Club Championship 2025 (B) Standard 2025-03-03 2025-05-26 Cape Town (WCT) 9 1369.2 9 4.5 1374.8 0.3 Details
7 Western Cape Closed 2025 (C) Standard 2025-03-08 2025-03-09 Cape Town (WCT) 6 1358.4 6 4 1408.4 6.8 Details
8 Cape of Good Hope Open 2025 (Intermediate) Standard 2025-02-22 2025-02-23 Cape Town (WCT) 6 1346.3 6 4 1410.2 7.6 Details
9 Bellville Chess Club Champs 2024 (C) Standard 2024-08-07 2024-08-07 Cape Town (WCT) 7 1361.2 7 4 1296.4 -9.3 Details
10 CT League 2024 (D) Standard 2024-08-03 2024-08-03 Cape Town (WCT) 6 1419.9 6 2 1118 -36.9 Details
11 Cape Town Chess Federation Closed Chess Championships 2024 (U14) Standard 2024-06-15 2024-06-16 Cape Town (WCT) 6 1392.1 6 4 1466.1 8.9 Details
12 Western Cape PS Individuals Championship 2024 (U13 Girls) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1344.9 6 4 1569.1 26.2 Details
13 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Girls) Standard 2024-03-02 2024-03-03 Cape Town (WCT) 6 1286.9 6 5 1563.5 32.2 Details
14 Steinitz Club Team Blitz Championship 2024 Blitz 2024-02-15 2024-02-15 Cape Town (WCT) 7 1246.8 7 3.5 1284.2 0.9 Details
15 North District School Trials 2024 (U13 Girls) Standard 2024-02-03 2024-02-03 Cape Town (WCT) 5 1246.8 5 4 1470.6 21.2 Details
16 Chas Everitt and MHI Attorneys Rapid 2023 (B) Rapid 2023-11-04 2023-11-04 Cape Town (WCT) 6 1262 6 2 1150.7 -8.6 Details
17 WP Club League 2023 (A) Classical 2023-07-29 2023-09-09 Cape Town (WCT) 11 1276.4 1 0 897.7 -8 Details
18 WP Club League 2023 (D1) Standard 2023-07-29 2023-08-19 Cape Town (WCT) 6 1281.1 5 3 1247.9 -2.6 Details
19 Bellville Club Championship 2023 Standard 2023-04-17 2023-07-31 Cape Town (WCT) 7 1317.9 6 2 1144 -20.3 Details
20 Western Cape PS Individuals 2023 (U13 Girls) Standard 2023-05-05 2023-05-06 Cape Town (WCT) 6 1285.6 6 4 1436.8 17.8 Details
21 Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls) Standard 2023-02-03 2023-03-04 Cape Town (WCT) 6 1239.9 6 4 1457.6 25.4 Details
22 North District School Trials 2023 (U13 Girls) Standard 2023-02-03 2023-02-04 Cape Town (WCT) 6 1224.7 5 2.5 1320.2 8.5 Details
23 Kenridge Rapid 2022 (B) Rapid 2022-11-05 2022-11-05 Cape Town (WCT) 6 1230.7 6 2 1188.9 -3.3 Details
24 2022 Western Province Club League (D) Standard 2022-08-27 2022-10-01 Cape Town (WCT) 7 1236.7 6 2.5 1222.6 -3.3 Details
25 Bellville Chess Club Champs 2022 (Group 4) Standard 2022-05-16 2022-07-04 Cape Town (WCT) 7 1266.8 6 2.5 1140.4 -16.7 Details
26 WP Closed 2022 (U12) Standard 2022-06-16 2022-06-16 Cape Town (WCT) 6 1245.8 6 3.5 1341.3 11.7 Details
27 Steinitz Open 2022 (C) Standard 2022-05-21 2022-05-22 Cape Town (WCT) 5 1266.7 5 2 1154.5 -11.6 Details
28 Western Province Open 2022 (U12) Standard 2022-02-26 2022-02-27 Cape Town (WCT) 6 1229.7 6 4 1398.8 20.8 Details
29 Kraaifontein Open 2022 (U12) Standard 2022-01-08 2022-01-09 Cape Town (WCT) 6 1280.4 6 1.5 1109.8 -22.5 Details
30 2022 Cape Of Good Hope Open (U12) Standard 2022-01-29 2022-01-30 Cape Town (WCT) 6 1280.4 6 3 1237.8 -5.2 Details
31 CWP Youth Day Rapid 2021 (U12) Rapid 2021-06-16 2021-06-16 Cape Town (WCT) 5 1271.1 5 3 1344.2 5.1 Details
32 2020 Western Province Open (Prestige) Standard 2020-03-07 2020-03-08 Cape Town (WCT) 6 1271.5 4 1 995.8 -22.5 Details
33 2020 Metro Trials (U9 Girls) Standard 2020-03-13 2020-03-14 Cape Town (WCT) 5 1271.5 5 4 1427.9 14.6 Details
34 Metro North Individual Trials 2020 (U7+U9) Standard 2020-02-07 2020-02-08 Cape Town (WCT) 5 1242.5 5 4 1400.4 16.3 Details
35 2019 South African Junior Team Championships (U10 Girls) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1184.9 7 5 1383.2 31.8 Details
36 2019 Kraaifontein Open (Development) Standard 2019-12-07 2019-12-08 Cape Town (WCT) 6 1164.7 6 3.5 1258 11.3 Details
37 Bellville Rapid Oct 2019 Rapid 2019-10-14 2019-10-14 Cape Town (WCT) 6 1187.3 6 1 947.1 -12.6 Details
38 Bellville Blitz 2019 Blitz 2019-09-16 2019-09-16 Cape Town (WCT) 6 1166.6 6 1.5 1031.6 -4.7 Details
39 3rd ACL Chess Festival 2019 (U10) Rapid 2019-09-05 2019-09-05 Cape Town (WCT) 6 1166.6 6 4 1378.9 16.2 Details
40 Curro Durbanville Chess Tournament 2019 (Premier) Standard 2019-08-23 2019-08-24 Cape Town (WCT) 6 1283.1 6 2.5 1016.6 -23.4 Details
41 2019 Western Province League (E) Standard 2019-07-27 2019-08-10 Cape Town (WCT) 9 1283.1 1 0 775 -9.1 Details
42 2019 Western Province League (E) Standard 2019-07-27 2019-08-10 Cape Town (WCT) 9 1283.1 6 2 1006.9 -32.2 Details
43 2019 WP Youth Open (D) Standard 2019-07-13 2019-07-13 Cape Town (WCT) 5 1245.5 5 4 1466.5 20.9 Details
44 Bellville Club Champs 2019 (C2) Standard 2019-04-29 2019-06-03 Cape Town (WCT) 5 1239 5 2 1122.1 -12 Details
45 2019 Groote Schuur High School Blitz Blitz 2019-06-14 2019-06-14 Cape Town (WCT) 9 1239 9 4 1250 0.3 Details
46 South African Schools Individuals Chess Championships 2019 (U7+U9 Girls) Standard 2019-06-18 2019-06-21 Frances Baard (NCF) 7 1239 7 5 1357.6 15.6 Details
47 Stellenberg Youth Chess Championship 2019 (E) Standard 2019-05-01 2019-05-01 Cape Town (WCT) 5 1158.8 5 4 1441 26.9 Details
48 2019 Western Province Open (Open) Standard 2019-05-25 2019-05-26 Cape Town (WCT) 6 1158.8 6 3 1174.1 1.9 Details
49 Western Cape Schools Individuals 2019 (U9 Girls) Standard 2019-05-18 2019-05-19 Eden (WEG) 6 1158.8 6 4 1294.8 15.9 Details
50 Steinitz Chess Festival 2019 (C) Standard 2019-04-05 2019-04-07 Cape Town (WCT) 6 1254.9 6 2.5 1116.9 -17 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 18
Wins 14
Draws 0
Losses 4
White 9
Black 9
White wins 8
Black wins 6
Score 14
Percent 77.8
Dp 236.1
AOR 1341.9
Performance 1578
Game statistics (History)
Games 398
Wins 203
Draws 12
Losses 183
White 205
Black 200
White wins 111
Black wins 94
Score 209
Percent 52.5
Dp 21.4
AOR 1225.4
Performance 1246.7
Rankings (Main)
National
Overall 2002
Gender 243
Age group 216
Gender/Age 43
Provincial
Overall 595
Gender 85
Age group 70
Gender/Age 13
Regional
Overall 346
Gender 40
Age group 35
Gender/Age 6
Rankings (Standard)
National
Overall 1693
Gender 211
Age group 190
Gender/Age 34
Provincial
Overall 487
Gender 74
Age group 56
Gender/Age 10
Regional
Overall 298
Gender 35
Age group 28
Gender/Age 5
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 18
Score 14
Percent 77.8
Aor 1341.9
Dp 236.1
Prat 1578
Performance (12 months)
Games 27
Score 20
Percent 74.1
Aor 1323.7
Dp 204.6
Prat 1528.3
Performance (History)
Games 398
Score 209
Percent 52.5
Aor 1225.4
Dp 21.4
Prat 1246.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Coetzee, K (Kara) 5 2 3 District North Schools Chess Trials 2019 (U9) Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls) Details
Overall 2 Jacobs, T (Teleah) 5 0 5 Metro School Chess Closed Individual Trials 2019 (U7+U9 Girls) 2026 WCSC HS Individual Championship (U15 Girls) Details
Overall 3 Hagen, S (Sophia) 5 2 3 Metro North Individual Trials 2020 (U7+U9) Western Cape PS Individuals Championship 2024 (U13 Girls) Details
Overall 4 Wilson, EM (Emlyn Marissa) 4 1 3 Metro North Individual Trials 2020 (U7+U9) Western Province Open 2022 (U12) Details
Overall 5 Vermeulen, I (Inge) 4 1 3 Bellville Blitz 2019 Bellville Club Championship 2025 (B) Details
Standard 1 Hagen, S (Sophia) 5 2 3 Metro North Individual Trials 2020 (U7+U9) Western Cape PS Individuals Championship 2024 (U13 Girls) Details
Standard 2 Coetzee, K (Kara) 5 2 3 District North Schools Chess Trials 2019 (U9) Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls) Details
Standard 3 Jacobs, T (Teleah) 5 0 5 Metro School Chess Closed Individual Trials 2019 (U7+U9 Girls) 2026 WCSC HS Individual Championship (U15 Girls) Details
Standard 4 Snyman, MM (Mila Marie) 4 1 3 North District School Trials 2023 (U13 Girls) Western Cape PS Individuals Championship 2024 (U13 Girls) Details
Standard 5 Wilson, EM (Emlyn Marissa) 4 1 3 Metro North Individual Trials 2020 (U7+U9) Western Province Open 2022 (U12) Details
Blitz 1 Afonso, IS (Isabella) 2 0 2 Bellville Chess Club 01 Blitz Tournament 2019 Bellville Blitz 2019 Details