PLAYER PAGE

Personal

Letlhoo, BJ (Bokang Jonahan)

Chess SA id

1060113043

FIDE id

?

Date of birth

2006-07-23 (U20)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

37

Junior GPX Points

1683.1

Item Main Standard Rapid Blitz
Rating 1907.7 2091.7 1261.6 1200
Raw rating 1907.7 2078.8 1261.6 1200
Weighted rating 1880.7 2091.7 1261.6 1200
Weighted performance 1838.3 1839 0 0
Floor 1407.7 1720.6 761.6 700
K-factor 24 16 36 36
Min/Max rating change allowed 60.5 47.4 151.9 165.8
Highest rating 1907.7
2025-11-01
2220.6
2024-01-01
1464.5
2021-12-01
1200
2018-10-01
Highest raw rating 1907.7
2025-11-01
2220.6
2024-01-01
1261.6
2024-02-01
1200
2024-02-01
Highest weighted rating 1894
2025-04-01
2091.7
2025-11-01
1261.6
2024-02-01
1200
2018-10-01
Highest weighted performance 1847.8
2024-08-01
1857.8
2024-08-01
1464.5
2021-12-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 -1.6 0 0
New rating 1907.7 2090.1 1261.6 1200
Analysis
Rating 1907.7 2091.7 1261.6 1200
Raw rating 1907.7 2078.8 1261.6 1200
Weighted rating 1880.7 2091.7 1261.6
Weighted performance 1838.3 1839 0
K-factor 24 16 36 36
Floor 1407.7 1720.6 761.6 700
Max/Min rating change allowed 60.5 47.4 151.9 165.8
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1907.7 2078.8 1261.6 1200
New weighted rating 1883.3 2090.1 1261.6 1200
New weighted performance 1827.2 1828 0 0
Temp new rating 1907.7 2090.1 1261.6 1200
Temp new rating +/- 0 -1.6 0 0
Final new rating +/- 0 -1.6 0 0
New rating 1907.7 2090.1 1261.6 1200
New K-factor 24 16 36 36
New floor 1407.7 1720.6 761.6 700

Item Main Standard Rapid Blitz
0 0 0 0
32 32 0 0
58 58 0 0
36 36 0 0
60 60 0 0
15 10 5 0
History 216 211 5 0

Games since
Main
90
Standard
90
Rapid
0
Blitz
0
Gender Male
Age group U20
Region West Rand (GWR)
Province Gauteng (GT)
Main
RSA Province Region
Overall 89 33 1
Male 86 32 1
U20 10 3 1
U20 Male 9 2 1
Standard
RSA Province Region
Overall 30 15 1
Male 29 15 1
U20 3 1 1
U20 Male 3 1 1
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U20 -1 -1 -1
U20 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U20 -1 -1 -1
U20 Male -1 -1 -1

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 32 25.5 79.69 252.3 1545.2 1797.5
Standard 32 25.5 79.69 252.3 1545.2 1797.5
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 216 168 77.78 236.1 1483.8 1719.9
Standard 211 164 77.73 235.7 1490.6 1726.2
Rapid 5 4 80 255 1200 1455
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-11-01 1907.7 2078.8 1261.6 1200
2025-09-30 1906.5 2090.2 1261.6 1200
2025-09-01 1906.5 2090.2 1261.6 1200
2025-08-01 1884.3 2088.5 1261.6 1200
2025-07-01 1868.3 2085.2 1261.6 1200
2025-06-01 1866.9 2081.1 1261.6 1200
2025-05-01 1862.6 2073.4 1261.6 1200
2025-04-01 1864.1 2071.7 1261.6 1200
2025-03-01 1861.3 2065.1 1261.6 1200
2025-02-01 1879.5 2082.1 1261.6 1200
2025-01-01 1879.5 2082.1 1261.6 1200
2024-12-01 1881.3 2091.2 1261.6 1200
2024-11-01 1881.3 2091.2 1261.6 1200
2024-10-01 1881.3 2091.2 1261.6 1200
2024-09-01 1881.3 2091.2 1261.6 1200
2024-08-01 1880.5 2099.8 1261.6 1200
2024-07-01 1871.1 2099.3 1261.6 1200
2024-09-01 1834.9 2130.2 1261.6 1200
2024-05-01 1867.7 2171.7 1261.6 1200
2024-04-01 1894 2202.7 1261.6 1200
2024-03-01 1894 2202.7 1261.6 1200
2024-02-01 1881.8 2205.4 1261.6 1200
2024-01-01 1889 2220.6 1261.6 1200
2023-12-01 1782.2 1783.7 1261.6 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Gauteng Top Schools Teams (U19) 2025-08-30 2025-08-30 Standard Tshwane (GTP) 5 5 4 Yes Analysis
2 West Rand Women's Day Open 2025 (Open) 2025-08-09 2025-08-09 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
3 2025 D2 Schools League Finals (U19) 2025-07-26 2025-07-26 Standard West Rand (GWR) 5 5 5 Yes Analysis
4 Khutsong Chess Club League 1 2025 2025-07-19 2025-07-20 Standard West Rand (GWR) 7 7 7 Yes Analysis
5 FIDE in The West 2025 (Open) 2025-04-12 2025-04-12 Standard West Rand (GWR) 5 5 2 Yes Analysis
6 2025 West Rand Open (Open) 2025-02-08 2025-02-08 Standard West Rand (GWR) 5 5 3 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Gauteng Top Schools Teams (U19) 2025-08-30 2025-08-30 Standard Tshwane (GTP) 5 5 4 Yes Analysis
2 West Rand Women's Day Open 2025 (Open) 2025-08-09 2025-08-09 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
3 2025 D2 Schools League Finals (U19) 2025-07-26 2025-07-26 Standard West Rand (GWR) 5 5 5 Yes Analysis
4 Khutsong Chess Club League 1 2025 2025-07-19 2025-07-20 Standard West Rand (GWR) 7 7 7 Yes Analysis
5 FIDE in The West 2025 (Open) 2025-04-12 2025-04-12 Standard West Rand (GWR) 5 5 2 Yes Analysis
6 2025 West Rand Open (Open) 2025-02-08 2025-02-08 Standard West Rand (GWR) 5 5 3 Yes Analysis
7 Gauteng Inter-Region at UJ 2024 (U20) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
8 2024 West Rand Rappies Open (Open) 2024-08-03 2024-08-03 Standard West Rand (GWR) 5 5 4 Yes Analysis
9 D2 School League Finals 2024 (U19) 2024-07-20 2024-07-20 Standard West Rand (GWR) 5 5 5 Yes Analysis
10 2024 African Youth Chess Championship 2024-06-16 2024-06-22 Standard Tshwane (GTP) 9 9 5.5 Yes Analysis
11 FIDE in the West 2024 (Open) 2024-06-08 2024-06-08 Standard West Rand (GWR) 5 5 4 Yes Analysis
12 South African Junior Closed Chess Championship 2024 (U18 Open) 2024-04-27 2024-05-01 Standard Ekurhuleni (GE) 9 9 4.5 Yes Analysis
13 2024 D2 Schools Individuals (U18 Boys) 2024-05-04 2024-05-04 Standard West Rand (GWR) 5 5 4 Yes Analysis
14 2024 West Rand RHS Open (Open) 2024-04-13 2024-04-13 Standard West Rand (GWR) 5 5 3 Yes Analysis
15 2024 West Rand Open (Open) 2024-02-03 2024-02-03 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
16 2024 Gauteng Inter-Region Chess Championship (U18A) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 4 Yes Analysis
17 West Rand vs Bojanala Inter-Regional Championships 2023 (U18) 2023-10-14 2023-10-14 Standard West Rand (GWR) 4 4 3 Yes Analysis
18 West Rand at Bastion 2023 (Open) 2023-08-05 2023-08-05 Standard West Rand (GWR) 5 5 3 Yes Analysis
19 2023 SA Schools Winter Games (U18 Open) 2023-07-04 2023-07-06 Standard West Rand (GWR) 7 7 6 Yes Analysis
20 2023 West Rand RHS Open (Open) 2023-06-10 2023-06-10 Standard West Rand (GWR) 5 5 4 Yes Analysis
21 D2 Schools Individuals 2023 (U18 Boys) 2023-05-13 2023-05-13 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
22 Gauteng Schools Individual Finals 2023 (U18 Boys) 2023-05-27 2023-05-27 Standard Ekurhuleni (GE) 5 5 5 Yes Analysis
23 2023 West Rand Open (Open) 2023-02-04 2023-02-04 Standard West Rand (GWR) 5 5 4 Yes Analysis
24 West Rand vs Bojanala 2022 (Open) 2022-11-05 2022-11-05 Standard Bojanala Platina (NBR) 6 6 4.5 Yes Analysis
25 FIDE at The King`s Gate 2.0 2022 (Prestige) 2022-10-21 2022-10-23 Standard Bojanala Platina (NBR) 5 4 2 Yes Analysis
26 West Rand Trials 2022 (U18) 2022-09-03 2022-09-03 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
27 D2 School League Finals 2022 (U18) 2022-08-20 2022-08-20 Standard West Rand (GWR) 5 5 5 Yes Analysis
28 2nd West Rand Open 2022 (Open) 2022-08-06 2022-08-06 Standard West Rand (GWR) 5 5 4 Yes Analysis
29 2022 Gauteng Schools Team Championships (U17 Open) 2022-08-26 2022-08-26 Standard Tshwane (GTP) 5 4 4 Yes Analysis
30 NSSC Winter Games 2022 (U18 Boys) 2022-07-04 2022-07-06 Standard Cape Town (WCT) 7 7 5 Yes Analysis
31 Bojanala Chess Federation Clash of Schools 2022 (Prestige) 2022-07-22 2022-07-22 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
32 2022 Gauteng Schools Individual Chess Championship (U18 Boys) 2022-06-18 2022-06-18 Standard Ekurhuleni (GE) 5 5 4.5 Yes Analysis
33 D2 Schools Individuals 2022 (U18 Boys) 2022-05-07 2022-05-07 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
34 2022 Gauteng Interregion (U16 Open) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 4 4 Yes Analysis
35 Khutsong Chess Club vs Growing Pawns Chess Club 2022 (Rooks) 2022-01-15 2022-01-15 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
36 West Rand Trials 2021 (U16) 2021-12-04 2021-12-04 Standard West Rand (GWR) 5 5 5 Yes Analysis
37 Khutsong Chess Club vs Mohlakeng Chess Athletes 2021 2021-12-20 2021-12-20 Rapid West Rand (GWR) 6 5 4 Yes Analysis
38 Khutsong Schools Individuals 2021 (A) 2021-11-13 2021-11-13 Standard West Rand (GWR) 5 5 3 Yes Analysis
39 Khutsong Chess Club 2020 (B) 2020-03-07 2020-03-07 Standard West Rand (GWR) 5 5 2.5 Yes Analysis
40 Khutsong Chess Club vs Knight Riders 2019 (E) 2019-06-08 2019-06-08 Standard West Rand (GWR) 5 5 4 Yes Analysis
41 Merafong Schools Individuals 2019 (U13 Boys) 2019-05-04 2019-05-04 Standard West Rand (GWR) 5 5 3 Yes Analysis

Top 3 Streaks

# Games Start End
1 21 Tournament
Khutsong Chess Club vs Growing Pawns Chess Club 2022
Tournament
NSSC Winter Games 2022
date
2022-01-15
rnd
1
type
Standard
result
1
date
2022-07-04
rnd
2
type
Standard
result
1
Opponent
Msemburi, T (Theodore)
Opponent
Gaobodiwe, K (Keaoleboga)
2 19 Tournament
Khutsong Chess Club League 1 2025
Tournament
2025 Gauteng Top Schools Teams
date
2025-07-19
rnd
1
type
Standard
result
1
date
2025-08-30
rnd
2
type
Standard
result
1
Opponent
Msebenzi, V (Vusumzi)
Opponent
Maroba, M (Mark)
3 16 Tournament
2nd West Rand Open 2022
Tournament
West Rand Trials 2022
date
2022-08-06
rnd
4
type
Standard
result
1
date
2022-09-03
rnd
5
type
Standard
result
0.5
Opponent
Mvundla, T (Thandiswa)
Opponent
Kula, VJ (Vuyani)
# Games Start End
1 26 Tournament
West Rand Trials 2021
Tournament
NSSC Winter Games 2022
date
2021-12-04
rnd
1
type
Standard
result
1
date
2022-07-04
rnd
2
type
Standard
result
1
Opponent
Mutsambwa, T (Trevor)
Opponent
Gaobodiwe, K (Keaoleboga)
2 17 Tournament
Khutsong Chess Club League 1 2025
Tournament
West Rand Women's Day Open 2025
date
2025-07-19
rnd
1
type
Standard
result
1
date
2025-08-09
rnd
5
type
Standard
result
1
Opponent
Msebenzi, V (Vusumzi)
Opponent
Landitho, M (Mzwandile)
3 16 Tournament
2nd West Rand Open 2022
Tournament
West Rand Trials 2022
date
2022-08-06
rnd
4
type
Standard
result
1
date
2022-09-03
rnd
5
type
Standard
result
0.5
Opponent
Mvundla, T (Thandiswa)
Opponent
Kula, VJ (Vuyani)
# Games Start End
1 4 Tournament
Khutsong Chess Club vs Mohlakeng Chess Athletes 2021
Tournament
Khutsong Chess Club vs Mohlakeng Chess Athletes 2021
date
2021-12-20
rnd
1
type
Rapid
result
1
date
2021-12-20
rnd
5
type
Rapid
result
1
Opponent
Monko, BM (Bokgoni)
Opponent
Rampuru, K (Kgalalelo)
No games found.
# Games Start End
# Games Start End
1 15 Tournament
Khutsong Chess Club League 1 2025
Tournament
West Rand Women's Day Open 2025
date
2025-07-19
rnd
1
type
Standard
result
1
date
2025-08-09
rnd
3
type
Standard
result
1
Opponent
Msebenzi, V (Vusumzi)
Opponent
Makatwane, L (Lethabo)
2 15 Tournament
2nd West Rand Open 2022
Tournament
West Rand Trials 2022
date
2022-08-06
rnd
4
type
Standard
result
1
date
2022-09-03
rnd
4
type
Standard
result
1
Opponent
Mvundla, T (Thandiswa)
Opponent
Mthembu, L (Lebogang)
3 11 Tournament
Khutsong Chess Club vs Growing Pawns Chess Club 2022
Tournament
D2 Schools Individuals 2022
date
2022-01-15
rnd
3
type
Standard
result
1
date
2022-05-07
rnd
4
type
Standard
result
1
Opponent
Goliath, BB (Brimarion)
Opponent
Luis, TJ (Thomas)
# Games Start End
1 15 Tournament
Khutsong Chess Club League 1 2025
Tournament
West Rand Women's Day Open 2025
date
2025-07-19
rnd
1
type
Standard
result
1
date
2025-08-09
rnd
3
type
Standard
result
1
Opponent
Msebenzi, V (Vusumzi)
Opponent
Makatwane, L (Lethabo)
2 15 Tournament
2nd West Rand Open 2022
Tournament
West Rand Trials 2022
date
2022-08-06
rnd
4
type
Standard
result
1
date
2022-09-03
rnd
4
type
Standard
result
1
Opponent
Mvundla, T (Thandiswa)
Opponent
Mthembu, L (Lebogang)
3 11 Tournament
Khutsong Chess Club vs Growing Pawns Chess Club 2022
Tournament
D2 Schools Individuals 2022
date
2022-01-15
rnd
3
type
Standard
result
1
date
2022-05-07
rnd
4
type
Standard
result
1
Opponent
Goliath, BB (Brimarion)
Opponent
Luis, TJ (Thomas)
# Games Start End
1 4 Tournament
Khutsong Chess Club vs Mohlakeng Chess Athletes 2021
Tournament
Khutsong Chess Club vs Mohlakeng Chess Athletes 2021
date
2021-12-20
rnd
1
type
Rapid
result
1
date
2021-12-20
rnd
5
type
Rapid
result
1
Opponent
Monko, BM (Bokgoni)
Opponent
Rampuru, K (Kgalalelo)
No games found.
# Games Start End

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Miya ,MT (Minentle Tshegofatso) 7 7 425 7 7 425 0 0 0 0 0 0
1553.9 1978.9 1551.4 1978.9 0 0 0 0
2 Kula ,VJ (Vuyani Julius) 5 1.5 -170 5 1.5 -170 0 0 0 0 0 0
1637 1467 1644.7 1467 0 0 0 0
3 Maseko ,U (Unathi) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1517.1 1729.6 1519.9 1729.6 0 0 0 0
4 Msebenzi ,V (Vusumzi) 3 3 425 3 3 425 0 0 0 0 0 0
1547.1 1972.1 1558.6 1972.1 0 0 0 0
5 Ndlovu ,D (Donnel) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1562.3 1704 1573.9 1704 0 0 0 0
6 Mthembu ,S (Siyabulela) 3 3 425 3 3 425 0 0 0 0 0 0
1289.5 1714.5 1292.3 1714.5 0 0 0 0
7 Motsuane ,L (Lucky) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1638.3 1496.6 1638.7 1496.6 0 0 0 0
8 Moultrey ,V (Valentino) 3 3 425 3 3 425 0 0 0 0 0 0
1557.3 1982.3 1563.1 1982.3 0 0 0 0
9 Mtimkulu ,TK (Teboho Kingsley) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1206.1 1347.8 1205.9 1347.8 0 0 0 0
10 Lefyedi ,T (Thatego) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1579.3 1721 1571.3 1721 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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