Player Page

Letlhoo, BJ (Bokang)
Dob: 2006/07/23 (U20)
Gender: Male
Chess SA id: 1060113043
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2024/05/04 (13 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1867.7
Curent Weighted rating1807.0
Curent Weighted performance1701.1
Current official/published rating (highest between Raw, WR and WP)1867.7
Current floor (min rating allowed)1394.0
Current highest rating achieved1894.0
Current K-factor24
Games played this month14
Score (S)8.5
Expected score (We)10.00
Difference (S-We)-1.50
Current Raw change (no limits, including tournament time weight)-32.8
Current min/max change allowed (with limits)±64.0
Current Raw change used (final)-32.8
Projected new Raw rating1834.9
Projected new Weighed rating1812.4
Projected new Weighted performance1701.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1834.9
Projected effective change (new Official - current Official)-32.8
Projected new highest rating1894.0
Projected new floor1394.0
Projected new K-facor24
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating2171.7
Curent Weighted rating1924.0
Curent Weighted performance1704.4
Current official/published rating (highest between Raw, WR and WP)2171.7
Current floor (min rating allowed)1720.6
Current highest rating achieved2220.6
Current K-factor16
Games played this month14
Score (S)8.5
Expected score (We)12.78
Difference (S-We)-4.28
Current Raw change (no limits, including tournament time weight)-68.5
Current min/max change allowed (with limits)±41.5
Current Raw change used (final)-41.5
Projected new Raw rating2130.2
Projected new Weighed rating1947.5
Projected new Weighted performance1704.4
Projected new official/published rating (highest between new Raw, new WR and new WP)2130.2
Projected effective change (new Official - current Official)-41.5
Projected new highest rating2220.6
Projected new floor1720.6
Projected new K-facor16
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1261.6
Curent Weighted rating1261.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1261.6
Current floor (min rating allowed)761.6
Current highest rating achieved1261.6
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±151.9
Current Raw change used (final)0.0
Projected new Raw rating1261.6
Projected new Weighed rating1261.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1261.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1261.6
Projected new floor761.6
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)761.6
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor761.6
Projected new K-facor36
Tournaments
Tournament: 2024 D2 Schools Individuals (U18 Boys)
Start: 2024/05/04  End: 2024/05/04  Host: GWR  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1867.7  Rating gain/loss: -15.7
Type rating: 2171.7  Rating gain/loss: -15.7
Analysis
Tournament: South African Junior Closed Chess Championship 2024 (U18 Open)
Start: 2024/04/27  End: 2024/05/01  Host: GE  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 9
Games: 9  Score: 4.5
Main rating: 1867.7  Rating gain/loss: -17.0
Type rating: 2171.7  Rating gain/loss: -41.5
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 2024 D2 Schools Individuals (U18 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 4.0 1867.7 2171.7 Analysis
4 South African Junior Closed Chess Championship 2024 (U18 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.5 1867.7 2171.7 Analysis
3 2024 West Rand RHS Open (Open) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 3.0 1894.0 2202.7 Analysis
2 2024 West Rand Open (Open) 2024/02/03 2024/02/03 West Rand (GWR) Standard 60 0.83 5 5 4.5 1881.8 2205.4 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1889.0 2220.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
30 2024 D2 Schools Individuals (U18 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 4.0 1867.7 2171.7 Analysis
29 South African Junior Closed Chess Championship 2024 (U18 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.5 1867.7 2171.7 Analysis
28 2024 West Rand RHS Open (Open) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 3.0 1894.0 2202.7 Analysis
27 2024 West Rand Open (Open) 2024/02/03 2024/02/03 West Rand (GWR) Standard 60 0.83 5 5 4.5 1881.8 2205.4 Analysis
26 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1889.0 2220.6 Analysis
25 West Rand vs Bojanala Inter-Regional Championships 2023 (U18) 2023/10/14 2023/10/14 West Rand (GWR) Standard 60 0.83 4 4 3.0 1788.8 1792.3 Analysis
24 West Rand at Bastion 2023 (Open) 2023/08/05 2023/08/05 West Rand (GWR) Standard 60 0.83 5 5 3.0 1808.3 1816.1 Analysis
23 2023 SA Schools Winter Games (U18 Open) 2023/07/04 2023/07/06 West Rand (GWR) Standard 65 0.85 7 7 6.0 1759.0 1762.3 Analysis
22 2023 West Rand RHS Open (Open) 2023/06/10 2023/06/10 West Rand (GWR) Standard 60 0.83 5 5 4.0 1749.5 1752.2 Analysis
21 Gauteng Schools Individual Finals 2023 (U18 Boys) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1739.5 1741.6 Analysis
20 D2 Schools Individuals 2023 (U18 Boys) 2023/05/13 2023/05/13 West Rand (GWR) Standard 60 0.83 5 5 4.5 1739.5 1741.6 Analysis
19 2023 West Rand Open (Open) 2023/02/04 2023/02/04 West Rand (GWR) Standard 60 0.83 5 5 4.0 1733.9 1734.6 Analysis
18 West Rand vs Bojanala 2022 (Open) 2022/11/05 2022/11/05 Bojanala Platina (NBR) Standard 60 0.83 6 6 4.5 1724.8 1723.4 Analysis
17 FIDE at The King`s Gate 2.0 2022 (Prestige) 2022/10/21 2022/10/23 Bojanala Platina (NBR) Standard 92 0.94 5 4 2.0 1697.3 1695.3 Analysis
16 West Rand Trials 2022 (U18) 2022/09/03 2022/09/03 West Rand (GWR) Standard 60 0.83 5 5 4.5 1670.4 1673.3 Analysis
15 2022 Gauteng Schools Team Championships (U17 Open) 2022/08/26 2022/08/26 Tshwane (GTP) Standard 60 0.83 5 4 4.0 1616.3 1624.9 Analysis
14 D2 School League Finals 2022 (U18) 2022/08/20 2022/08/20 West Rand (GWR) Standard 60 0.83 5 5 5.0 1616.3 1624.9 Analysis
13 2nd West Rand Open 2022 (Open) 2022/08/06 2022/08/06 West Rand (GWR) Standard 60 0.83 5 5 4.0 1616.3 1624.9 Analysis
12 Bojanala Chess Federation Clash of Schools 2022 (Prestige) 2022/07/22 2022/07/22 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1623.4 1636.9 Analysis
11 NSSC Winter Games 2022 (U18 Boys) 2022/07/04 2022/07/06 Cape Town (WCT) Standard 70 0.87 7 7 5.0 1623.4 1636.9 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 29 19 2 8 20.0 69.0 161.2 1600.5 1761.7
White 17 10 2 5 11.0 64.7 125.0 1649.8 1774.8
Black 12 9 0 3 9.0 75.0 212.5 1530.5 1743.0
Standard All 29 19 2 8 20.0 69.0 161.2 1600.5 1761.7
White 17 10 2 5 11.0 64.7 125.0 1649.8 1774.8
Black 12 9 0 3 9.0 75.0 212.5 1530.5 1743.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 155 116 9 30 120.5 77.7 235.8 1436.5 1672.3
White 78 61 3 14 62.5 80.1 256.1 1453.0 1709.1
Black 77 55 6 16 58.0 75.3 215.3 1419.8 1635.0
Standard All 150 112 9 29 116.5 77.7 235.2 1444.4 1679.5
White 76 59 3 14 60.5 79.6 251.6 1459.7 1711.3
Black 74 53 6 15 56.0 75.7 218.2 1428.7 1646.9
Rapid All 5 4 0 1 4.0 80.0 255.0 1200.0 1455.0
White 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
Black 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 105061707 Kula, VJ (Vuyani) 5 1.5 0 3 2 30.0 1614.9 -170.0 1444.9 View list
2 2110100231 Miya, MT (Minentle) 4 4.0 4 0 0 100.0 1586.5 425.0 2011.5 View list
3 106061709 Mthembu, S (Siyabulela) 3 3.0 3 0 0 100.0 1631.3 425.0 2056.3 View list
4 105050597 Lefyedi, T (Thatego) 3 2.0 2 0 1 66.7 1544.6 141.7 1686.3 View list
5 107064899 Goliath, BB (Brimarion) 2 2.0 2 0 0 100.0 1627.3 425.0 2052.3 View list
6 206081702 Khutshwa, N (Ntombizikhona) 2 2.0 2 0 0 100.0 1455.7 425.0 1880.7 View list
7 1060117655 Mabaso, J (Jabulani) 2 2.0 2 0 0 100.0 1514.5 425.0 1939.5 View list
8 2070100937 Maseko, U (Unathi) 2 2.0 2 0 0 100.0 1778.9 425.0 2203.9 View list
9 107086171 Masike, O (Olerato) 2 2.0 2 0 0 100.0 1706.1 425.0 2131.1 View list
10 206064938 Mvundla, T (Thandiswa) 2 2.0 2 0 0 100.0 1675.1 425.0 2100.1 View list
11 1070136211 Rikhotso, T (Thato) 2 2.0 2 0 0 100.0 1514.5 425.0 1939.5 View list
12 1050136216 Toodi, K (Kingdom) 2 2.0 2 0 0 100.0 1613.3 425.0 2038.3 View list
13 205089138 Makgorogo, T (Tshidi) 2 1.5 1 1 0 75.0 1456.3 212.5 1668.8 View list
14 107069948 Jones, W (William) 2 1.0 1 0 1 50.0 1878.3 0.0 1878.3 View list
15 102082756 Motsuane, L (Lucky) 2 1.0 1 0 1 50.0 1809.4 0.0 1809.4 View list
16 106067184 Mthembu, L (Lebogang) 2 1.0 1 0 1 50.0 1458.3 0.0 1458.3 View list
17 106078636 Mtimkulu, TK (Teboho) 2 1.0 1 0 1 50.0 1469.8 0.0 1469.8 View list
18 1060157110 Ndlovu, D (Donnel) 2 1.0 1 0 1 50.0 1874.8 0.0 1874.8 View list
19 182025885 Mthunzi, B (Brighton) 2 0.5 0 1 1 25.0 1789.5 -212.5 1577.0 View list
20 1050133869 Fragoso, TD (Tshegofatso) 1 1.0 1 0 0 100.0 1739.5 425.0 2164.5 View list