PLAYER PAGE

Onalerona Khosana

1160302696
Tshwane (GTP)
Personal
Main rating
Rating 1678.1
K-factor 28
Floor 1280.9
Highest 1781.8 (2025-11-01)
Min/Max +/- allowed 72
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1601.6
Final +/- 0
New Rating
()
Rating 1678.1
K-factor 28
Floor 1280.9
Highest 1781.8 (2025-11-01)
Min/Max +/- allowed 72.4
Standard rating
Rating 1667.5
K-factor 28
Floor 1283
Highest 1783 (2025-11-01)
Min/Max +/- allowed 72.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1601.6
Final +/- 0
New Rating
()
Rating 1667.5
K-factor 28
Floor 1283
Highest 1783 (2025-11-01)
Min/Max +/- allowed 72.3
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-05-01)
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 1200
K-factor 36
Floor 700
Highest 1200 (2024-05-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-05-01)
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 1200
K-factor 36
Floor 700
Highest 1200 (2024-05-01)
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 Milos Ristic Teams Open (Junior) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1728.9 5 1 1363.5 -50.8 Details
2 2026 PBHS Open (U12) Standard 2026-04-25 2026-04-25 Tshwane (GTP) 5 1714.4 5 5 1891.5 24.3 Details
3 2026 KSNG Open Chess Tournament (U12) Standard 2026-04-18 2026-04-18 Tshwane (GTP) 5 1714.4 5 4 1738 4.9 Details
4 South African Junior Closed Chess Championship 2026 (U10 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1714.4 9 4 1509.7 -59 Details
5 2026 Chris Greyling Open Tournament (U12) Standard 2026-03-14 2026-03-14 Tshwane (GTP) 5 1713.8 5 4 1743.3 3.4 Details
6 2026 Silver Lakes Open Chess Tournament (U12) Standard 2026-03-07 2026-03-07 Tshwane (GTP) 5 1713.8 5 3.5 1648.2 -7.7 Details
7 2026 Blou Bull Chess Tournament (U12) Standard 2026-02-21 2026-02-21 Tshwane (GTP) 5 1713.8 5 4 1754.2 4.9 Details
8 2026 Constantiapark Open Chess Tournament (U12) Standard 2026-02-14 2026-02-14 Tshwane (GTP) 5 1761.5 5 4 1666.3 -6.6 Details
9 2026 Piet Robbertse Open Chess Tournament (A) Standard 2026-02-07 2026-02-08 Tshwane (GTP) 5 1761.5 4 0 1393.9 -30.8 Details
10 MCA Tshwane Welcome 2026 (U12) Standard 2026-01-24 2026-01-24 Tshwane (GTP) 5 1761.5 5 4 1789 1.9 Details
11 Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1781.1 5 3 1659.3 -14.1 Details
12 2025 Laerskool Doringkloof Primary Open Chess Tournament (U12) Standard 2025-10-25 2025-10-25 Tshwane (GTP) 5 1749.7 5 4 1779.6 3.8 Details
13 Lardies Open 2025 (U10) Standard 2025-10-18 2025-10-18 Tshwane (GTP) 5 1749.7 5 5 1936.1 18.6 Details
14 2025 Centurion Chess Open Tournament (U10) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1753.4 5 3.5 1726.6 -2.7 Details
15 2025 Midstream Open Chess Tournament (U10) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1733 5 4 1640.5 -8.5 Details
16 2025 Etienne Lewis Closed Chess Tournament (U10) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1733 7 7 1873.9 23.1 Details
17 2025 Menlo Open (U10) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1643.1 5 4 1690.6 5.6 Details
18 2025 Wynie Robbertse Chess Tournament (U10) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1643.1 5 5 1886.4 23.2 Details
19 2025 Elise Steenkamp Open Chess Tournament (Knight) Standard 2025-06-14 2025-06-15 Tshwane (GTP) 5 1513.2 5 5 1820.8 33.4 Details
20 2025 JMCA Open Chess Tournament (U10) Standard 2025-06-07 2025-06-07 Tshwane (GTP) 5 1513.2 5 4 1648.8 12.6 Details
21 Knight Riders Juniors Open Chess Tournament 2025 (U10) Standard 2025-05-24 2025-05-24 Johannesburg Metro (GJM) 5 1503.9 5 3 1471.6 -2.3 Details
22 JMC Crawford Sandton 2025 (U10) Standard 2025-05-10 2025-05-10 Johannesburg Metro (GJM) 5 1503.9 5 4 1693.7 19.3 Details
23 2025 Silver Lakes Chess Club Open Chess Tournament (U10) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1503.9 5 2.5 1395.6 -11.1 Details
24 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1467.9 5 2 1341 -13.1 Details
25 2025 Chris Greyling Open Chess Tournament (U10) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1467.9 5 4 1648.3 16.9 Details
26 2025 Prestige Open Chess Tournament (U10) Standard 2025-03-08 2025-03-08 Tshwane (GTP) 5 1467.9 5 4 1523.6 6.3 Details
27 AHS Open Chess Tournament 2025 (U10) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1467.9 5 4 1585.4 12.3 Details
28 2025 Blou Bul Open Chess Tournament (C) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1499.8 5 2 1349.7 -15.3 Details
29 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) Standard 2025-02-01 2025-02-02 Tshwane (GTP) 5 1499.8 5 3 1463.5 -4.7 Details
30 2025 Tshwane Chess OPEN Registration Tournament (U10) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1504.4 5 4 1479.2 -2.8 Details
31 Gauteng Inter-Region at UJ 2024 (U10 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1525.5 5 3.5 1354.4 -13.1 Details
32 Lardies Ope 2024 (U10) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1392.9 5 5 1796.1 38.8 Details
33 Laerskool Doringkloof Primary Open Chess Tournament 2024 (U10) Standard 2024-10-19 2024-10-19 Tshwane (GTP) 5 1355.3 5 4 1577.5 22.6 Details
34 2024 Tuks Open Chess Tournament (U10) Standard 2024-09-28 2024-09-28 Tshwane (GTP) 5 1456.9 5 3 1422.6 -3.8 Details
35 Centurion Chess Open Tournament 2024 (U10) Standard 2024-09-21 2024-09-21 Tshwane (GTP) 5 1456.9 5 2 1188.5 -25.6 Details
36 2024 Curro Hazeldean High Open Chess Tournament (U10) Standard 2024-09-07 2024-09-07 Tshwane (GTP) 5 1456.9 5 3 1341.2 -10.5 Details
37 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1456.9 7 3.5 1296.5 -23.6 Details
38 2024 Alekhine Open Chess Tournament (U10) Standard 2024-08-09 2024-08-09 Tshwane (GTP) 5 1345.2 5 5 1708.5 39.2 Details
39 Menlopark Open Chess Tournament 2024 (U10) Standard 2024-07-13 2024-07-13 Tshwane (GTP) 5 1265.3 5 3 1384.1 12.1 Details
40 2024 Prestige College Open Chess Tournament (E) Standard 2024-07-06 2024-07-06 Tshwane (GTP) 5 1265.3 5 4 1448.3 18.6 Details
41 2024 Elise Steenkamp Open Chess Tournament (Bishops) Standard 2024-06-15 2024-06-15 Tshwane (GTP) 5 1241.1 5 2 1169 -7.3 Details
42 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (E) Standard 2024-06-01 2024-06-01 Tshwane (GTP) 5 1241.1 5 4 1445.6 20.7 Details
43 2024 Mid Gauteng Open Chess Tournament (U10) Standard 2024-05-02 2024-05-02 Tshwane (GTP) 5 1223.2 5 3 1321.1 10 Details
44 2024 Silver Lakes Open Chess Tournament (E) Standard 2024-04-20 2024-04-20 Tshwane (GTP) 5 1200 5 3 1311 11.6 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 53
Wins 33
Draws 1
Losses 19
White 25
Black 28
White wins 15
Black wins 18
Score 33.5
Percent 63.2
Dp 112.3
AOR 1531.8
Performance 1644
Game statistics (History)
Games 227
Wins 156
Draws 5
Losses 66
White 111
Black 116
White wins 76
Black wins 80
Score 158.5
Percent 69.8
Dp 168.5
AOR 1397
Performance 1565.5
Rankings (Main)
National
Overall 628
Gender 591
Age group 21
Gender/Age 19
Provincial
Overall 215
Gender 201
Age group 8
Gender/Age 6
Regional
Overall 81
Gender 78
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 647
Gender 607
Age group 26
Gender/Age 23
Provincial
Overall 231
Gender 217
Age group 10
Gender/Age 8
Regional
Overall 91
Gender 88
Age group 1
Gender/Age 1
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 53
Score 33.5
Percent 63.2
Aor 1531.8
Dp 112.3
Prat 1644
Performance (12 months)
Games 100
Score 74
Percent 74
Aor 1505.5
Dp 204
Prat 1709.5
Performance (History)
Games 227
Score 158.5
Percent 69.8
Aor 1397
Dp 168.5
Prat 1565.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Anthonissen, MV (Mikhael Villem) 9 4 5 2024 Tuks Open Chess Tournament (U10) 2025 Centurion Chess Open Tournament (U10) Details
Overall 2 Kgwale, O (Obotegile) 5 4 1 2024 Alekhine Open Chess Tournament (U10) 2026 Blou Bull Chess Tournament (U12) Details
Overall 3 Van Dalen, L (Lenert) 5 3 2 JMC Crawford Sandton 2025 (U10) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Details
Overall 4 Simao, R (Raul) 5 1 4 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Overall 5 Steyn, K (Kian) 5 4 1 2025 Menlo Open (U10) 2026 PBHS Open (U12) Details
Standard 1 Anthonissen, MV (Mikhael Villem) 9 4 5 2024 Tuks Open Chess Tournament (U10) 2025 Centurion Chess Open Tournament (U10) Details
Standard 2 Kgwale, O (Obotegile) 5 4 1 2024 Alekhine Open Chess Tournament (U10) 2026 Blou Bull Chess Tournament (U12) Details
Standard 3 Van Dalen, L (Lenert) 5 3 2 JMC Crawford Sandton 2025 (U10) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Details
Standard 4 Simao, R (Raul) 5 1 4 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Standard 5 Steyn, K (Kian) 5 4 1 2025 Menlo Open (U10) 2026 PBHS Open (U12) Details