Player Page

Boise, K (Koos)
Dob: 1997/12/13 (Adult)
Gender: Male
Chess SA id: 197067180
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2024/06/23 (155 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 rating1420.1
Current Weighted rating1389.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1420.1
Current highest rating achieved1443.2
Current floor (min rating allowed)943.2
Current K-factor32
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)±121.2
Current Raw change used (final)0.0
Projected new Raw rating1420.1
Projected new Weighed rating1279.7
Projected new Weighted performance1258.5
Projected new final Raw rating (if new WP > new Raw)1420.1
Projected new highest rating1443.2
Projected new floor943.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1420.1
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 rating1425.8
Current Weighted rating1393.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1425.8
Current highest rating achieved1454.3
Current floor (min rating allowed)954.3
Current K-factor32
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)±120.2
Current Raw change used (final)0.0
Projected new Raw rating1425.8
Projected new Weighed rating1284.0
Projected new Weighted performance1258.5
Projected new final Raw rating (if new WP > new Raw)1425.8
Projected new highest rating1454.3
Projected new floor954.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1425.8
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 rating1338.0
Current Weighted rating1338.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1338.0
Current highest rating achieved1338.0
Current floor (min rating allowed)838.0
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)±136.2
Current Raw change used (final)0.0
Projected new Raw rating1338.0
Projected new Weighed rating1231.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1338.0
Projected new floor838.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1338.0
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 rating1338.0
Current Weighted rating1338.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1338.0
Current highest rating achieved1338.0
Current floor (min rating allowed)838.0
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)±136.2
Current Raw change used (final)0.0
Projected new Raw rating1338.0
Projected new Weighed rating1231.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1338.0
Projected new floor838.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1338.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Chess Power House June Open 2024 (B) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1443.2 1454.3 Analysis
3 2024 Chris Greyling Open Chess Tournament (C) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1359.8 1364.3 Analysis
2 JNW Open - Classic - Crawford 2024 (B) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1359.8 1364.3 Analysis
1 JMC Kick Off Tournament 2024 (B) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1338.0 1338.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Chess Power House June Open 2024 (B) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1443.2 1454.3 Analysis
3 2024 Chris Greyling Open Chess Tournament (C) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1359.8 1364.3 Analysis
2 JNW Open - Classic - Crawford 2024 (B) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1359.8 1364.3 Analysis
1 JMC Kick Off Tournament 2024 (B) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1338.0 1338.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 10 3 7 11.5 57.5 63.7 1417.5 1481.2
White 8 4 2 2 5.0 62.5 106.3 1420.3 1526.5
Black 12 6 1 5 6.5 54.2 35.4 1415.6 1451.0
Standard All 20 10 3 7 11.5 57.5 63.7 1417.5 1481.2
White 8 4 2 2 5.0 62.5 106.3 1420.3 1526.5
Black 12 6 1 5 6.5 54.2 35.4 1415.6 1451.0
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 20 10 3 7 11.5 57.5 63.7 1417.5 1481.2
White 8 4 2 2 5.0 62.5 106.3 1420.3 1526.5
Black 12 6 1 5 6.5 54.2 35.4 1415.6 1451.0
Standard All 20 10 3 7 11.5 57.5 63.7 1417.5 1481.2
White 8 4 2 2 5.0 62.5 106.3 1420.3 1526.5
Black 12 6 1 5 6.5 54.2 35.4 1415.6 1451.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1110155956 Maponya, W (Warona) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
2 1130141987 Mallach, D (Daniel) 1 1.0 1 0 0 100.0 1338.0 425.0 1763.0 View list
3 1040102197 Ledwaba, J (Julius) 1 1.0 1 0 0 100.0 1338.0 425.0 1763.0 View list
4 1120109798 Gxumisa, T (Tshiamo) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
5 173004580 Chikwava, R (Ronald) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
6 2110130015 Botha, C (Cathri Amari) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
7 1970105558 Bhima, AC (Anesu Calvin) 1 1.0 1 0 0 100.0 1443.2 425.0 1868.2 View list
8 1090305164 Beifus, A (Aiden) 1 1.0 1 0 0 100.0 1443.2 425.0 1868.2 View list
9 1110143051 Naude, J (Johan) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
10 1080191626 Mthembu, M (Mthokozisi) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
11 2090135221 Monteiro Correia, M (Maya) 1 0.5 0 1 0 50.0 1359.8 0.0 1359.8 View list
12 1000191585 Wadee, M (Muhammed) 1 0.5 0 1 0 50.0 1338.0 0.0 1338.0 View list
13 1090105698 Naicker, GC (Gabriel Christian) 1 0.5 0 1 0 50.0 1338.0 0.0 1338.0 View list
14 107088004 Zingoni, N (Ngaakudzwe) 1 0.0 0 0 1 0.0 1443.2 -425.0 1018.2 View list
15 1020190901 Takaindisa, A (Abel) 1 0.0 0 0 1 0.0 1359.8 -425.0 934.8 View list
16 1060151815 Shaik, M (Muhaimin) 1 0.0 0 0 1 0.0 1338.0 -425.0 913.0 View list
17 1970302548 Ngobese, D (Dakkie) 1 0.0 0 0 1 0.0 1443.2 -425.0 1018.2 View list
18 1980097337 Ndlovu, B (Bongani) 1 0.0 0 0 1 0.0 1359.8 -425.0 934.8 View list
19 211085191 Naidoo, K (Kajol) 1 0.0 0 0 1 0.0 1443.2 -425.0 1018.2 View list
20 175000249 Adamson, LJ (Luke) 1 0.0 0 0 1 0.0 1359.8 -425.0 934.8 View list