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

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

32

Junior GPX Points

1662

Item Main Standard Rapid Blitz
Rating 1906.5 2092.3 1261.6 1200
Raw rating 1906.5 2090.2 1261.6 1200
Weighted rating 1877.7 2092.3 1261.6 1200
Weighted performance 1796.7 1802.3 0 0
Floor 1406.5 1720.6 761.6 700
K-factor 24 16 36 36
Min/Max rating change allowed 60.6 46.6 151.9 165.8
Highest rating 1906.5
2025-09-01
2220.6
2024-01-01
1464.5
2021-12-01
1200
2018-10-01
Highest raw rating 1906.5
2025-09-01
2220.6
2024-01-01
1261.6
2024-02-01
1200
2024-02-01
Highest weighted rating 1894
2025-04-01
2091
2025-09-01
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 0.3 0 0
New rating 1906.5 2092.6 1261.6 1200
Analysis
Rating 1906.5 2092.3 1261.6 1200
Raw rating 1906.5 2090.2 1261.6 1200
Weighted rating 1877.7 2092.3 1261.6
Weighted performance 1796.7 1802.3 0
K-factor 24 16 36 36
Floor 1406.5 1720.6 761.6 700
Max/Min rating change allowed 60.6 46.6 151.9 165.8
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 1906.5 2090.2 1261.6 1200
New weighted rating 1880.6 2092.6 1261.6 1200
New weighted performance 1796 1801.6 0 0
Temp new rating 1906.5 2092.6 1261.6 1200
Temp new rating +/- 0 0.3 0 0
Final new rating +/- 0 0.3 0 0
New rating 1906.5 2092.6 1261.6 1200
New K-factor 24 16 36 36
New floor 1406.5 1720.6 761.6 700

Item Main Standard Rapid Blitz
0 0 0 0
27 27 0 0
58 58 0 0
36 36 0 0
60 60 0 0
15 10 5 0
History 211 206 5 0

Games since
Main
89
Standard
89
Rapid
0
Blitz
0
Gender Male
Age group U20
Region West Rand (GWR)
Province Gauteng (GT)
Main
RSA Province Region
Overall 84 33 1
Male 81 32 1
U20 11 3 1
U20 Male 9 2 1
Standard
RSA Province Region
Overall 29 14 1
Male 29 14 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 27 21.5 79.63 251.9 1525.6 1777.5
Standard 27 21.5 79.63 251.9 1525.6 1777.5
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 211 164 77.73 235.7 1479.9 1715.5
Standard 206 160 77.67 235.2 1486.7 1721.9
Rapid 5 4 80 255 1200 1455
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
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
2024-06-01 1834.9 2130.2 1261.6 1200
2024-08-01 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
2023-11-01 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 West Rand Women's Day Open 2025 (Open) 2025-08-09 2025-08-09 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
2 2025 D2 Schools League Finals (U19) 2025-07-26 2025-07-26 Standard West Rand (GWR) 5 5 5 Yes Analysis
3 Khutsong Chess Club League 1 2025 2025-07-19 2025-07-20 Standard West Rand (GWR) 7 7 7 Yes Analysis
4 FIDE in The West 2025 (Open) 2025-04-12 2025-04-12 Standard West Rand (GWR) 5 5 2 Yes Analysis
5 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 West Rand Women's Day Open 2025 (Open) 2025-08-09 2025-08-09 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
2 2025 D2 Schools League Finals (U19) 2025-07-26 2025-07-26 Standard West Rand (GWR) 5 5 5 Yes Analysis
3 Khutsong Chess Club League 1 2025 2025-07-19 2025-07-20 Standard West Rand (GWR) 7 7 7 Yes Analysis
4 FIDE in The West 2025 (Open) 2025-04-12 2025-04-12 Standard West Rand (GWR) 5 5 2 Yes Analysis
5 2025 West Rand Open (Open) 2025-02-08 2025-02-08 Standard West Rand (GWR) 5 5 3 Yes Analysis
6 Gauteng Inter-Region at UJ 2024 (U20) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
7 2024 West Rand Rappies Open (Open) 2024-08-03 2024-08-03 Standard West Rand (GWR) 5 5 4 Yes Analysis
8 D2 School League Finals 2024 (U19) 2024-07-20 2024-07-20 Standard West Rand (GWR) 5 5 5 Yes Analysis
9 2024 African Youth Chess Championship 2024-06-16 2024-06-22 Standard Tshwane (GTP) 9 9 5.5 Yes Analysis
10 FIDE in the West 2024 (Open) 2024-06-08 2024-06-08 Standard West Rand (GWR) 5 5 4 Yes Analysis
11 South African Junior Closed Chess Championship 2024 (U18 Open) 2024-04-27 2024-05-01 Standard Ekurhuleni (GE) 9 9 4.5 Yes Analysis
12 2024 D2 Schools Individuals (U18 Boys) 2024-05-04 2024-05-04 Standard West Rand (GWR) 5 5 4 Yes Analysis
13 2024 West Rand RHS Open (Open) 2024-04-13 2024-04-13 Standard West Rand (GWR) 5 5 3 Yes Analysis
14 2024 West Rand Open (Open) 2024-02-03 2024-02-03 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
15 2024 Gauteng Inter-Region Chess Championship (U18A) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 4 Yes Analysis
16 West Rand vs Bojanala Inter-Regional Championships 2023 (U18) 2023-10-14 2023-10-14 Standard West Rand (GWR) 4 4 3 Yes Analysis
17 West Rand at Bastion 2023 (Open) 2023-08-05 2023-08-05 Standard West Rand (GWR) 5 5 3 Yes Analysis
18 2023 SA Schools Winter Games (U18 Open) 2023-07-04 2023-07-06 Standard West Rand (GWR) 7 7 6 Yes Analysis
19 2023 West Rand RHS Open (Open) 2023-06-10 2023-06-10 Standard West Rand (GWR) 5 5 4 Yes Analysis
20 D2 Schools Individuals 2023 (U18 Boys) 2023-05-13 2023-05-13 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
21 Gauteng Schools Individual Finals 2023 (U18 Boys) 2023-05-27 2023-05-27 Standard Ekurhuleni (GE) 5 5 5 Yes Analysis
22 2023 West Rand Open (Open) 2023-02-04 2023-02-04 Standard West Rand (GWR) 5 5 4 Yes Analysis
23 West Rand vs Bojanala 2022 (Open) 2022-11-05 2022-11-05 Standard Bojanala Platina (NBR) 6 6 4.5 Yes Analysis
24 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
25 West Rand Trials 2022 (U18) 2022-09-03 2022-09-03 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
26 D2 School League Finals 2022 (U18) 2022-08-20 2022-08-20 Standard West Rand (GWR) 5 5 5 Yes Analysis
27 2nd West Rand Open 2022 (Open) 2022-08-06 2022-08-06 Standard West Rand (GWR) 5 5 4 Yes Analysis
28 2022 Gauteng Schools Team Championships (U17 Open) 2022-08-26 2022-08-26 Standard Tshwane (GTP) 5 4 4 Yes Analysis
29 NSSC Winter Games 2022 (U18 Boys) 2022-07-04 2022-07-06 Standard Cape Town (WCT) 7 7 5 Yes Analysis
30 Bojanala Chess Federation Clash of Schools 2022 (Prestige) 2022-07-22 2022-07-22 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
31 2022 Gauteng Schools Individual Chess Championship (U18 Boys) 2022-06-18 2022-06-18 Standard Ekurhuleni (GE) 5 5 4.5 Yes Analysis
32 D2 Schools Individuals 2022 (U18 Boys) 2022-05-07 2022-05-07 Standard West Rand (GWR) 5 5 4.5 Yes Analysis
33 2022 Gauteng Interregion (U16 Open) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 4 4 Yes Analysis
34 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
35 West Rand Trials 2021 (U16) 2021-12-04 2021-12-04 Standard West Rand (GWR) 5 5 5 Yes Analysis
36 Khutsong Chess Club vs Mohlakeng Chess Athletes 2021 2021-12-20 2021-12-20 Rapid West Rand (GWR) 6 5 4 Yes Analysis
37 Khutsong Schools Individuals 2021 (A) 2021-11-13 2021-11-13 Standard West Rand (GWR) 5 5 3 Yes Analysis
38 Khutsong Chess Club 2020 (B) 2020-03-07 2020-03-07 Standard West Rand (GWR) 5 5 2.5 Yes Analysis
39 Khutsong Chess Club vs Knight Riders 2019 (E) 2019-06-08 2019-06-08 Standard West Rand (GWR) 5 5 4 Yes Analysis
40 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 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 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 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
5 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
6 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
7 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
8 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
9 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
10 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

Norms

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