Player Page

Booi, K (Kerapetsi)
Dob: 2001/06/04 (Adult)
Gender: Male
Chess SA id: 101073076
FIDE id:
Region: Frances Baard (NCF)
Citizen: RSA
Title(s):
Last active: 2022/03/22 (845 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
Current Raw rating1295.4
Current Weighted rating1295.4
Current Weighted performance524.7
Current official/published rating (highest between Raw, WR and WP)1295.4
Current highest rating achieved1306.9
Current floor (min rating allowed)806.9
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)±144.7
Current Raw change used (final)0.0
Projected new Raw rating1295.4
Projected new Weighed rating1191.8
Projected new Weighted performance524.7
Projected new final Raw rating (if new WP > new Raw)1295.4
Projected new highest rating1306.9
Projected new floor806.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1295.4
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1299.6
Current Weighted rating1299.6
Current Weighted performance524.7
Current official/published rating (highest between Raw, WR and WP)1299.6
Current highest rating achieved1312.6
Current floor (min rating allowed)812.6
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)±143.9
Current Raw change used (final)0.0
Projected new Raw rating1299.6
Projected new Weighed rating1195.6
Projected new Weighted performance524.7
Projected new final Raw rating (if new WP > new Raw)1299.6
Projected new highest rating1312.6
Projected new floor812.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1299.6
Projected effective change (new Official - current Official)=0.0
s
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
Current Raw rating682.1
Current Weighted rating676.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)682.1
Current highest rating achieved682.1
Current floor (min rating allowed)500.0
Current K-factor40
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)±346.8
Current Raw change used (final)0.0
Projected new Raw rating682.1
Projected new Weighed rating622.4
Projected new Weighted performance106.0
Projected new final Raw rating (if new WP > new Raw)682.1
Projected new highest rating682.1
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)682.1
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating568.4
Current Weighted rating568.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)568.4
Current highest rating achieved568.4
Current floor (min rating allowed)500.0
Current K-factor40
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)±407.8
Current Raw change used (final)0.0
Projected new Raw rating568.4
Projected new Weighed rating522.9
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating568.4
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)568.4
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 Moja Open 2022 (B) 2022/03/19 2022/03/22 Frances Baard (NCF) Standard 120 1.00 7 2 1.0 1306.9 1312.6 Analysis
9 Morris Club Tournament 2020 2020/02/15 2020/02/15 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1276.1 1275.5 Analysis
8 South African Open Chess Championships 2019 (C) 2019/06/15 2019/06/17 Frances Baard (NCF) Standard 60 0.83 6 6 5.0 1160.2 1169.2 Analysis
7 Moja Chess Club FIDE Open 2019 (B) 2019/03/21 2019/03/24 Frances Baard (NCF) Standard 90 0.94 7 6 2.5 1149.1 1161.6 Analysis
6 Moja Closed 2019 2019/01/05 2019/01/05 Frances Baard (NCF) Standard 60 0.83 5 5 4.0 1076.0 798.4 Analysis
5 Sol Plaatje University Chess Club Open 2018 (A) 2018/10/13 2018/10/13 Frances Baard (NCF) Standard 90 0.94 6 3 0.0 834.8 799.2 Analysis
4 Frances Baard League 2018 2018/09/29 2018/09/30 Frances Baard (NCF) Standard 90 0.94 6 6 3.0 760.7 713.6 Analysis
3 Kimberley Chess Club Nelson Mandela 67Min Open 2018 (A) 2018/07/20 2018/07/21 Frances Baard (NCF) Standard 67 0.86 6 5 1.5 728.0 667.2 Analysis
2 SPU Open Rapid Tournament 2018 2018/06/16 2018/06/16 Frances Baard (NCF) Rapid 30 0.60 6 6 3.0 661.3 568.4 Analysis
1 Moja Chess Club Open Tournament 2018 (A) 2018/03/02 2018/03/04 Frances Baard (NCF) Standard 90 0.94 6 5 2.5 568.4 568.4 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 49 23 6 20 26.0 53.1 26.0 1253.0 1279.0
White 26 9 4 13 11.0 42.3 -65.4 1316.6 1251.2
Black 23 14 2 7 15.0 65.2 129.3 1181.2 1310.5
Standard All 43 20 6 17 23.0 53.5 29.7 1242.8 1272.4
White 23 8 4 11 10.0 43.5 -55.4 1298.4 1243.0
Black 20 12 2 6 13.0 65.0 127.5 1178.8 1306.3
Rapid All 6 3 0 3 3.0 50.0 0.0 1326.4 1326.4
White 3 1 0 2 1.0 33.3 -141.7 1456.1 1314.4
Black 3 2 0 1 2.0 66.7 141.7 1196.7 1338.4
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 196070298 Raadt, DS (Dominic Siphiwe) 3 1.0 1 0 2 33.3 846.1 -141.7 704.5 View list
2 179031858 Ratema, LK (Lerato) 2 0.5 0 1 1 25.0 701.6 -212.5 489.1 View list
3 171017444 Lebenya, MJ (Masilonyana) 2 0.0 0 0 2 0.0 694.6 -425.0 269.6 View list
4 189059369 Valashia, IH (Itumeleng) 2 0.0 0 0 2 0.0 797.8 -425.0 372.8 View list
5 1980100853 Makukumare, M (Mogomotsi) 1 1.0 1 0 0 100.0 728.0 425.0 1153.0 View list
6 101050300 Botes, A (Armand) 1 1.0 1 0 0 100.0 1160.2 425.0 1585.2 View list
7 105093493 Booysen, J (Jenilo) 1 1.0 1 0 0 100.0 1149.1 425.0 1574.1 View list
8 1110099722 Booysen, C (Chadlin) 1 1.0 1 0 0 100.0 1160.2 425.0 1585.2 View list
9 207064249 Boje, C (Carissa) 1 1.0 1 0 0 100.0 1276.1 425.0 1701.1 View list
10 100064228 Lwazi, C (Chonga) 1 1.0 1 0 0 100.0 760.7 425.0 1185.7 View list
11 1950097942 Basigi, I (Itireleng) 1 1.0 1 0 0 100.0 1160.2 425.0 1585.2 View list
12 1000103758 Koloti, B (Bobby) 1 1.0 1 0 0 100.0 661.3 425.0 1086.3 View list
13 102054886 Kok, FK (Frans) 1 1.0 1 0 0 100.0 568.4 425.0 993.4 View list
14 1110097727 Kivido, A (Alex) 1 1.0 1 0 0 100.0 1160.2 425.0 1585.2 View list
15 102083736 Kaselela, O (Ohentse) 1 1.0 1 0 0 100.0 1076.0 425.0 1501.0 View list
16 199073091 Maupa, S (Simon) 1 1.0 1 0 0 100.0 661.3 425.0 1086.3 View list
17 1970111400 Mayekiso, S (Songezo) 1 1.0 1 0 0 100.0 1149.1 425.0 1574.1 View list
18 205084934 Mokoena, B (Bonolo) 1 1.0 1 0 0 100.0 1076.0 425.0 1501.0 View list
19 171084921 Mokoena, J (Jabulani) 1 1.0 1 0 0 100.0 1076.0 425.0 1501.0 View list
20 190024542 Moloi, T (Teboho) 1 1.0 1 0 0 100.0 1276.1 425.0 1701.1 View list