Player Page

Cooper-Bell, BO (Ben)
Dob: 2006/01/08 (U20)
Gender: Male
Chess SA id: 1060113585
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2020/01/25 (1575 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 rating1309.0
Curent Weighted rating1267.3
Curent Weighted performance524.3
Current official/published rating (highest between Raw, WR and WP)1309.0
Current floor (min rating allowed)851.8
Current highest rating achieved1351.8
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)±142.0
Current Raw change used (final)0.0
Projected new Raw rating1309.0
Projected new Weighed rating1271.4
Projected new Weighted performance524.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1309.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1351.8
Projected new floor851.8
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 rating1290.4
Curent Weighted rating1246.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1290.4
Current floor (min rating allowed)826.4
Current highest rating achieved1326.4
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)±145.8
Current Raw change used (final)0.0
Projected new Raw rating1290.4
Projected new Weighed rating1251.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1290.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1326.4
Projected new floor826.4
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 rating1239.2
Curent Weighted rating1239.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1239.2
Current floor (min rating allowed)739.2
Current highest rating achieved1239.2
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)±156.8
Current Raw change used (final)0.0
Projected new Raw rating1239.2
Projected new Weighed rating1239.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1239.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1239.2
Projected new floor739.2
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)739.2
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 floor739.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 2020 Registration Tournament (B) 2020/01/25 2020/01/25 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1351.8 1326.4 Analysis
4 2019 South African Junior Team Championships (U16C) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 2.5 1351.8 1326.4 Analysis
3 2019 Gauteng Primary Schools Individual Chess Championships (U13 Boys) 2019/05/25 2019/05/25 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1200.0 1200.0 Analysis
2 D2 Schools Individuals 2019 (U13) 2019/05/18 2019/05/18 West Rand (GWR) Standard 60 0.83 5 5 4.5 1200.0 1200.0 Analysis
1 2019 Super 12 Laerskole (Seniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 5.0 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 26 16 2 8 17.0 65.4 130.8 1197.1 1327.9
White 14 8 0 6 8.0 57.1 60.7 1207.3 1268.0
Black 12 8 2 2 9.0 75.0 212.5 1185.2 1397.7
Standard All 21 11 2 8 12.0 57.1 60.7 1220.4 1281.1
White 11 5 0 6 5.0 45.5 -38.6 1228.3 1189.7
Black 10 6 2 2 7.0 70.0 170.0 1211.7 1381.7
Rapid All 5 5 0 0 5.0 100.0 425.0 1099.4 1524.4
White 3 3 0 0 3.0 100.0 425.0 1130.2 1555.2
Black 2 2 0 0 2.0 100.0 425.0 1053.2 1478.2
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 107054746 Malan, J (Jayden) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 2060105773 Sangweni, A (Asanda) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1070101108 Le Roux, M (Markus) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 107067181 Koki, M (Mila) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 206081702 Khutshwa, N (Ntombizikhona) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 106089117 Nxumalo, S (Sihle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 106088647 Ngidi, B (Byron) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 107076724 Nel, A (Armand) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 106050532 Delport, B (Ben) 1 1.0 1 0 0 100.0 1351.8 425.0 1776.8 View list
10 1060114730 De Lange, D (Dylan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1060096802 Jones, E (Ethan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 106066123 Alho, M (Mario) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 107090298 Sithole, N (Nolwazi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 207081727 Swanepoel, I (Idele) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 105066120 Wallace, A (Aiden) 1 1.0 1 0 0 100.0 1351.8 425.0 1776.8 View list
16 104047041 Warland, G (Graeme) 1 1.0 1 0 0 100.0 1351.8 425.0 1776.8 View list
17 205061420 Botha, E (Emma) 1 0.5 0 1 0 50.0 1351.8 0.0 1351.8 View list
18 107061708 Moss, P (Prince) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
19 206050956 Pelser, J (Jean-Marie) 1 0.0 0 0 1 0.0 1351.8 -425.0 926.8 View list
20 105084808 Luis, TJ (Thomas) 1 0.0 0 0 1 0.0 1351.8 -425.0 926.8 View list