Player Page

Duma, B (Bongeka)
Dob: 2002/08/04 (Adult)
Gender: Female
Chess SA id: 2020103857
FIDE id:
Region: Ethekwini (KED)
Citizen: RSA
Title(s):
Last active: 2019/06/16 (1799 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 rating1151.6
Curent Weighted rating1151.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1151.6
Current floor (min rating allowed)689.7
Current highest rating achieved1189.7
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)±177.7
Current Raw change used (final)0.0
Projected new Raw rating1151.6
Projected new Weighed rating1151.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1151.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1189.7
Projected new floor689.7
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 rating1144.8
Curent Weighted rating1144.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1144.8
Current floor (min rating allowed)686.8
Current highest rating achieved1186.8
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)±179.4
Current Raw change used (final)0.0
Projected new Raw rating1144.8
Projected new Weighed rating1144.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1144.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1186.8
Projected new floor686.8
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 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)700.0
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 floor700.0
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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 KZN Schools Winter Games 2019 (U18 Girls) 2019/06/15 2019/06/16 Ethekwini (KED) Standard 60 0.83 5 5 3.0 1132.3 1120.0 Analysis
2 2018 Mandela 67 Open (B) 2018/07/21 2018/07/22 Ethekwini (KED) Standard 67 0.86 6 5 1.0 1189.7 1186.8 Analysis
1 2018 KZN Schools Championship (U18 Girls) 2018/06/23 2018/06/24 Ethekwini (KED) Standard 60 0.83 5 5 3.0 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 15 6 2 7 7.0 46.7 -28.3 1109.8 1081.4
White 7 3 1 3 3.5 50.0 0.0 1057.4 1057.4
Black 8 3 1 4 3.5 43.8 -53.1 1155.6 1102.5
Standard All 15 6 2 7 7.0 46.7 -28.3 1109.8 1081.4
White 7 3 1 3 3.5 50.0 0.0 1057.4 1057.4
Black 8 3 1 4 3.5 43.8 -53.1 1155.6 1102.5
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 2010099426 Mthembu, N (Nomus) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 203081890 Mkhize, N (Nokubongwa) 1 1.0 1 0 0 100.0 1132.3 425.0 1557.3 View list
3 2020116081 Mbatha, A (Anelise) 1 1.0 1 0 0 100.0 1132.3 425.0 1557.3 View list
4 202087501 Sundaram, Z (Zoe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2020103865 Sikhakhane, S (Samkeliswe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 2010116074 Goolams, M (Mashia) 1 1.0 1 0 0 100.0 1132.3 425.0 1557.3 View list
7 106088380 Zondi, S (Sbusiso) 1 0.5 0 1 0 50.0 1189.7 0.0 1189.7 View list
8 1050102953 Ndlovu, N (Ntando) 1 0.5 0 1 0 50.0 1189.7 0.0 1189.7 View list
9 202029421 Parthiephal, D (Dayaan) 1 0.0 0 0 1 0.0 1132.3 -425.0 707.3 View list
10 208069482 Nunnan, Y (Yanti) 1 0.0 0 0 1 0.0 1189.7 -425.0 764.7 View list
11 102092183 Makhathini, W (Wandile) 1 0.0 0 0 1 0.0 1189.7 -425.0 764.7 View list
12 200049549 Magubane, N (Noxolo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 201059422 Lukhai, A (Aquisha) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 202059192 Jugdev, S (Sonali) 1 0.0 0 0 1 0.0 1132.3 -425.0 707.3 View list
15 109059411 Govender, K (Kaedan) 1 0.0 0 0 1 0.0 1189.7 -425.0 764.7 View list