PLAYER PAGE

Onalerona Khosana

1160302696
Tshwane (GTP)
Personal
Main rating
Rating 1734.6
K-factor 28
Floor 1280.9
Highest 1781.8 (2025-11-01)
Min/Max +/- allowed 72
Rating Change
()
Games 5
Score 4
We 3.18
SWe 0.68
Temp +/- 19.1
Penalties 0
Weight perform 1811.7
Final +/- +72.4
New Rating
()
Rating 1807
K-factor 24
Floor 1307
Highest 1807 (2026-10-01)
Min/Max +/- allowed 69.8
Standard rating
Rating 1735.5
K-factor 28
Floor 1283
Highest 1783 (2025-11-01)
Min/Max +/- allowed 72.3
Rating Change
()
Games 5
Score 4
We 3.25
SWe 0.75
Temp +/- 21.1
Penalties 0
Weight perform 1811.7
Final +/- +72.3
New Rating
()
Rating 1807.8
K-factor 24
Floor 1307.8
Highest 1807.8 (2026-10-01)
Min/Max +/- allowed 69.8
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 Gauteng Closed Chess Championships 2026 (U12 Open) Standard 2026-10-17 2026-10-17 Ekurhuleni (GE) 5 1734.6 5 4 1865.8 19.1 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Centurion Chess Club Open Tournament (U12) Standard 2026-09-19 2026-09-19 Tshwane (GTP) 5 1662.2 5 5 1870.2 36.2 Details
2 Midrand Juniors Classical Tournament 2026 (U12) Standard 2026-08-29 2026-08-29 Johannesburg Metro (GJM) 5 1662.2 5 5 1917.7 42.3 Details
3 2026 JMCA Open Chess Tournament (U12) Standard 2026-08-15 2026-08-15 Tshwane (GTP) 5 1662.2 5 4 1733.4 3.1 Details
4 2026 Etienne Lewis (U12) Standard 2026-08-08 2026-08-10 Tshwane (GTP) 7 1662.2 6 3.5 1443.1 -45.9 Details
5 2026 Jacaranda Round Robin Open Chess Tournament (B) Standard 2026-08-01 2026-08-01 Tshwane (GTP) 5 1662.2 5 0 1276.5 -59.7 Details
6 2026 Menlo Open (U12) Standard 2026-07-25 2026-07-25 Tshwane (GTP) 5 1662.2 5 5 1825.1 16.6 Details
7 Ekurhuleni Open 2026 (E) Standard 2026-05-23 2026-05-23 Ekurhuleni (GE) 5 1678.1 5 4 1727.5 8 Details
8 Elise Steenkamp 2026 (Bishop 2) Standard 2026-06-13 2026-06-14 Tshwane (GTP) 5 1678.1 5 3 1572.5 -14.9 Details
9 2026 Prestige College Open (U12) Standard 2026-06-06 2026-06-06 Tshwane (GTP) 5 1678.1 5 5 1794.1 17.3 Details
10 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
11 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
12 2026 PBHS Open (U12) Standard 2026-04-25 2026-04-25 Tshwane (GTP) 5 1714.4 5 5 1891.5 24.3 Details
13 2026 KSNG Open Chess Tournament (U12) Standard 2026-04-18 2026-04-18 Tshwane (GTP) 5 1714.4 5 4 1738 4.9 Details
14 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
15 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
16 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
17 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
18 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
19 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
20 MCA Tshwane Welcome 2026 (U12) Standard 2026-01-24 2026-01-24 Tshwane (GTP) 5 1761.5 5 4 1789 1.9 Details
21 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
22 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
23 Lardies Open 2025 (U10) Standard 2025-10-18 2025-10-18 Tshwane (GTP) 5 1749.7 5 5 1936.1 18.6 Details
24 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
25 2025 Midstream Open Chess Tournament (U10) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1733 5 4 1640.5 -8.5 Details
26 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
27 2025 Menlo Open (U10) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1643.1 5 4 1690.6 5.6 Details
28 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
29 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
30 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
31 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
32 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
33 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
34 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1467.9 5 2 1341 -13.1 Details
35 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
36 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
37 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
38 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
39 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
40 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
41 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
42 Lardies Ope 2024 (U10) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1392.9 5 5 1796.1 38.8 Details
43 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
44 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
45 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
46 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
47 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1456.9 7 3.5 1296.5 -23.6 Details
48 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
49 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
50 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
Game statistics ( )
Games 5
Wins 4
Draws 0
Losses 1
White 2
Black 3
White wins 2
Black wins 2
Score 4
Percent 80
Dp 255
AOR 1610.8
Performance 1865.8
Game statistics ()
Games 109
Wins 76
Draws 2
Losses 31
White 53
Black 56
White wins 37
Black wins 39
Score 77
Percent 70.6
Dp 175.5
AOR 1501.2
Performance 1676.6
Game statistics (History)
Games 283
Wins 199
Draws 6
Losses 78
White 139
Black 144
White wins 98
Black wins 101
Score 202
Percent 71.4
Dp 181.7
AOR 1411.9
Performance 1593.6
Rankings (Main)
National
Overall 436
Gender 408
Age group 11
Gender/Age 10
Provincial
Overall 163
Gender 151
Age group 5
Gender/Age 4
Regional
Overall 61
Gender 59
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 411
Gender 385
Age group 13
Gender/Age 12
Provincial
Overall 160
Gender 149
Age group 6
Gender/Age 5
Regional
Overall 63
Gender 61
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 5
Score 4
Percent 80
Aor 1610.8
Dp 255
Prat 1865.8
Performance ()
Games 109
Score 77
Percent 70.6
Aor 1501.2
Dp 175.5
Prat 1676.6
Performance (12 months)
Games 114
Score 80
Percent 70.2
Aor 1504.4
Dp 171.5
Prat 1675.9
Performance (History)
Games 283
Score 202
Percent 71.4
Aor 1411.9
Dp 181.7
Prat 1593.6
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 Li, J (Jiming) 6 3 3 2024 Etienne Lewis (U10) 2026 Centurion Chess Club Open Tournament (U12) Details
Overall 3 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 4 Van Dalen, L (Lenert) 5 3 2 JMC Crawford Sandton 2025 (U10) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) 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 Li, J (Jiming) 6 3 3 2024 Etienne Lewis (U10) 2026 Centurion Chess Club Open Tournament (U12) Details
Standard 3 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 4 Van Dalen, L (Lenert) 5 3 2 JMC Crawford Sandton 2025 (U10) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Details
Standard 5 Steyn, K (Kian) 5 4 1 2025 Menlo Open (U10) 2026 PBHS Open (U12) Details