PLAYER PAGE

Onalerona Khosana

1160302696
Tshwane (GTP)
Personal
Main rating
Rating 1705.9
K-factor 28
Floor 1280.9
Highest 1781.8 (2025-11-01)
Min/Max +/- allowed 72
Rating Change
()
Games 5
Score 5
We 4.29
SWe 0.59
Temp +/- 16.6
Penalties 0
Weight perform 1721.5
Final +/- +16.6
New Rating
()
Rating 1722.4
K-factor 28
Floor 1280.9
Highest 1781.8 (2025-11-01)
Min/Max +/- allowed 72.4
Standard rating
Rating 1711.1
K-factor 28
Floor 1283
Highest 1783 (2025-11-01)
Min/Max +/- allowed 72.3
Rating Change
()
Games 5
Score 5
We 4.32
SWe 0.68
Temp +/- 18.9
Penalties 0
Weight perform 1721.5
Final +/- +18.9
New Rating
()
Rating 1730
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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Menlo Open (U12) Standard 2026-07-25 2026-07-25 Tshwane (GTP) 5 1705.9 5 5 1825.1 16.6 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Ekurhuleni Open 2026 (E) Standard 2026-05-23 2026-05-23 Ekurhuleni (GE) 5 1678.1 5 4 1727.5 8 Details
2 Elise Steenkamp 2026 (Bishop 2) Standard 2026-06-13 2026-06-14 Tshwane (GTP) 5 1678.1 5 3 1572.5 -14.9 Details
3 2026 Prestige College Open (U12) Standard 2026-06-06 2026-06-06 Tshwane (GTP) 5 1678.1 5 5 1794.1 17.3 Details
4 2026 D4 District Individuals (U11 Boys) Standard 2026-05-30 2026-05-30 Tshwane (GTP) 5 1678.1 5 5 1809.2 17.4 Details
5 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
6 2026 PBHS Open (U12) Standard 2026-04-25 2026-04-25 Tshwane (GTP) 5 1714.4 5 5 1891.5 24.3 Details
7 2026 KSNG Open Chess Tournament (U12) Standard 2026-04-18 2026-04-18 Tshwane (GTP) 5 1714.4 5 4 1738 4.9 Details
8 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
9 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
10 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
11 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
12 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
13 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
14 MCA Tshwane Welcome 2026 (U12) Standard 2026-01-24 2026-01-24 Tshwane (GTP) 5 1761.5 5 4 1789 1.9 Details
15 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
16 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
17 Lardies Open 2025 (U10) Standard 2025-10-18 2025-10-18 Tshwane (GTP) 5 1749.7 5 5 1936.1 18.6 Details
18 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
19 2025 Midstream Open Chess Tournament (U10) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1733 5 4 1640.5 -8.5 Details
20 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
21 2025 Menlo Open (U10) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1643.1 5 4 1690.6 5.6 Details
22 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
23 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
24 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
25 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
26 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
27 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
28 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1467.9 5 2 1341 -13.1 Details
29 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
30 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
31 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
32 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
33 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
34 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
35 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
36 Lardies Ope 2024 (U10) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1392.9 5 5 1796.1 38.8 Details
37 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
38 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
39 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
40 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
41 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1456.9 7 3.5 1296.5 -23.6 Details
42 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
43 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
44 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
45 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
46 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
47 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
48 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 78
Wins 55
Draws 1
Losses 22
White 37
Black 41
White wins 25
Black wins 30
Score 55.5
Percent 71.2
Dp 179.8
AOR 1496.8
Performance 1676.6
Game statistics (History)
Games 252
Wins 178
Draws 5
Losses 69
White 123
Black 129
White wins 86
Black wins 92
Score 180.5
Percent 71.6
Dp 183.8
AOR 1399.5
Performance 1583.4
Rankings (Main)
National
Overall 533
Gender 497
Age group 20
Gender/Age 18
Provincial
Overall 198
Gender 184
Age group 8
Gender/Age 6
Regional
Overall 75
Gender 72
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 479
Gender 448
Age group 19
Gender/Age 18
Provincial
Overall 186
Gender 174
Age group 7
Gender/Age 6
Regional
Overall 73
Gender 70
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 78
Score 55.5
Percent 71.2
Aor 1496.8
Dp 179.8
Prat 1676.6
Performance (12 months)
Games 110
Score 82
Percent 74.5
Aor 1496.8
Dp 208.6
Prat 1705.5
Performance (History)
Games 252
Score 180.5
Percent 71.6
Aor 1399.5
Dp 183.8
Prat 1583.4
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 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 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 Steyn, K (Kian) 5 4 1 2025 Menlo Open (U10) 2026 PBHS Open (U12) Details
Overall 5 Kgwale, O (Obotegile) 5 4 1 2024 Alekhine Open Chess Tournament (U10) 2026 Blou Bull Chess Tournament (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 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 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 Steyn, K (Kian) 5 4 1 2025 Menlo Open (U10) 2026 PBHS Open (U12) Details
Standard 5 Kgwale, O (Obotegile) 5 4 1 2024 Alekhine Open Chess Tournament (U10) 2026 Blou Bull Chess Tournament (U12) Details