Player Page

Mbana, S (Sakhe)
Dob: 2009/07/22 (U16)
Gender: Male
Chess SA id: 1090102020
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2022/09/24 (617 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 rating1124.2
Curent Weighted rating1124.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1124.6
Current floor (min rating allowed)669.8
Current highest rating achieved1169.8
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)±184.7
Current Raw change used (final)0.0
Projected new Raw rating1124.2
Projected new Weighed rating1124.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1124.3
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1169.8
Projected new floor669.8
Projected new K-facor40
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 rating1153.6
Curent Weighted rating1153.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1153.6
Current floor (min rating allowed)663.6
Current highest rating achieved1163.6
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)±177.1
Current Raw change used (final)0.0
Projected new Raw rating1153.6
Projected new Weighed rating1153.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1153.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1163.6
Projected new floor663.6
Projected new K-facor40
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 rating1138.4
Curent Weighted rating1139.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1139.0
Current floor (min rating allowed)638.4
Current highest rating achieved1138.4
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)±181.0
Current Raw change used (final)0.0
Projected new Raw rating1138.4
Projected new Weighed rating1138.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1138.6
Projected effective change (new Official - current Official)-0.4
Projected new highest rating1138.4
Projected new floor638.4
Projected new K-facor40
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)638.4
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 floor638.4
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Ekurhuleni Soncini Playoffs 2022 (Boys) 2022/09/24 2022/09/24 Ekurhuleni (GE) Rapid 30 0.60 5 4 0.5 1159.2 1200.0 Analysis
3 Ekurhuleni South School Chess 2019 (U11 Boys) 2019/05/11 2019/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1140.9 1130.0 Analysis
2 2018 Gauteng League Final (U13) 2018/08/24 2018/08/24 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1169.8 1163.6 Analysis
1 Ekurhuleni South D6 Individual Finals 2018 (U11 Boys) 2018/05/19 2018/05/19 Ekurhuleni (GE) Standard 60 0.83 5 4 2.0 1200.0 1200.0 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 17 6 1 10 6.5 38.2 -100.0 1120.4 1020.4
White 9 3 1 5 3.5 38.9 -94.4 1162.1 1067.6
Black 8 3 0 5 3.0 37.5 -106.3 1073.6 967.3
Standard All 13 6 0 7 6.0 46.2 -32.7 1100.0 1067.3
White 6 3 0 3 3.0 50.0 0.0 1154.0 1154.0
Black 7 3 0 4 3.0 42.9 -60.7 1053.6 992.9
Rapid All 4 0 1 3 0.5 12.5 -318.8 1186.9 868.2
White 3 0 1 2 0.5 16.7 -283.3 1178.2 894.8
Black 1 0 0 1 0.0 0.0 -425.0 1213.3 788.3
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 1070101996 Andile, F (Figlan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1080102014 Adedipe, A (Adebayo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1090113496 Masango, S (Siphiwe) 1 1.0 1 0 0 100.0 1140.9 425.0 1565.9 View list
4 1090113488 Malange, M (Mulisa) 1 1.0 1 0 0 100.0 1140.9 425.0 1565.9 View list
5 1090113489 Lutchman, K (Kyle) 1 1.0 1 0 0 100.0 1140.9 425.0 1565.9 View list
6 106093659 Lombard, C (Christoff) 1 1.0 1 0 0 100.0 1169.8 425.0 1594.8 View list
7 1090101509 Janse Van Vuuren, A (Alexander) 1 0.5 0 1 0 50.0 1159.2 0.0 1159.2 View list
8 106059696 Thokane, T (Tshepo) 1 0.0 0 0 1 0.0 1169.8 -425.0 744.8 View list
9 107088001 Roets, M (Morne) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1080146000 Micas, L (Lumelino Pedro) 1 0.0 0 0 1 0.0 1159.2 -425.0 734.2 View list
11 1050102958 Masilela, S (Simphwe Andile) 1 0.0 0 0 1 0.0 1169.8 -425.0 744.8 View list
12 105071240 Hefer, R (Ruan) 1 0.0 0 0 1 0.0 1169.8 -425.0 744.8 View list
13 108088646 Hawkins, J (Joshua) 1 0.0 0 0 1 0.0 1140.9 -425.0 715.9 View list
14 1090135200 Gumbo, A (Ashley) 1 0.0 0 0 1 0.0 1159.2 -425.0 734.2 View list
15 1090116569 Gemmell, Z (Zac) 1 0.0 0 0 1 0.0 1159.2 -425.0 734.2 View list
16 108088044 Deans, J (Jarred) 1 0.0 0 0 1 0.0 1140.9 -425.0 715.9 View list
17 108072345 De Swardt, C (Chrizander) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list