Player Page

Mkotwana, A (Ayachuma)
Dob: 2007/01/12 (U18)
Gender: Male
Chess SA id: 107089400
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2023/03/11 (622 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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance634.9
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance634.9
Projected new final Raw rating (if new WP > new Raw)1200.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance486.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance486.0
Projected new final Raw rating (if new WP > new Raw)1200.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance343.0
Projected new final Raw rating (if new WP > new Raw)1200.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Youth Chess Acadamy Rapid Tournament 2023 (A) 2023/03/11 2023/03/11 Nelson Mandela Bay (ENM) Rapid 15 0.39 5 5 1.0 1077.4 741.2 Analysis
6 NMB 1st Trials 2023 (U18) 2023/02/17 2023/02/18 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.5 996.1 835.2 Analysis
5 NMBJC Closed 2018 (U12) 2018/07/27 2018/07/28 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 802.7 740.4 Analysis
4 NMB Youth Chess Trial 3 2018 (U12) 2018/05/11 2018/05/12 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 756.2 654.0 Analysis
3 NMB First Trails 2018 (U12) 2018/03/23 2018/03/24 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 2.0 614.2 626.4 Analysis
2 2018 Boardwalk Pearson Open (Devlopment) 2018/03/17 2018/03/17 Nelson Mandela Bay (ENM) Rapid 30 0.60 6 6 5.0 614.2 554.4 Analysis
1 Registration Tournament 2018 (B) 2018/02/23 2018/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 4 2.0 554.4 554.4 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 38 17 5 16 19.5 51.3 11.2 1105.1 1116.3
White 19 11 3 5 12.5 65.8 134.2 1080.8 1215.0
Black 19 6 2 11 7.0 36.8 -111.8 1129.3 1017.5
Standard All 27 11 5 11 13.5 50.0 0.0 1057.4 1057.4
White 13 7 3 3 8.5 65.4 130.8 1022.9 1153.7
Black 14 4 2 8 5.0 35.7 -121.4 1089.4 968.0
Rapid All 11 6 0 5 6.0 54.5 38.6 1222.1 1260.8
White 6 4 0 2 4.0 66.7 141.7 1206.3 1347.9
Black 5 2 0 3 2.0 40.0 -85.0 1241.2 1156.2
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 107057081 Holmes, AM (Alex) 2 0.0 0 0 2 0.0 584.3 -425.0 159.3 View list
2 107057088 Pienaar, KT (Keaton) 2 0.0 0 0 2 0.0 779.5 -425.0 354.5 View list
3 1050111488 Marthinus, C (Craig) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
4 1100111485 Marthinus, B (Brenden) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
5 1070132820 Madlingozi, I (Imange) 1 1.0 1 0 0 100.0 996.1 425.0 1421.1 View list
6 1060151655 Mackay, M (Mikhail) 1 1.0 1 0 0 100.0 1077.4 425.0 1502.4 View list
7 209077417 Louis, C (Caitlyn) 1 1.0 1 0 0 100.0 554.4 425.0 979.4 View list
8 107087641 Leeson, CL (Calib Lee) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
9 2070099516 Le Roux, R (Roxanne) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
10 108092193 Clark, R (Ryan) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
11 106059436 Fogarty, T (Thomas) 1 1.0 1 0 0 100.0 554.4 425.0 979.4 View list
12 1060147814 Fischer, A (Adrian Anton) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
13 2060138166 Mokhele, N (Naledi) 1 1.0 1 0 0 100.0 996.1 425.0 1421.1 View list
14 1060151231 Mokoaleli, J (Jordan) 1 1.0 1 0 0 100.0 996.1 425.0 1421.1 View list
15 108067366 Ngindana, K (Kungawo) 1 1.0 1 0 0 100.0 756.2 425.0 1181.2 View list
16 108087233 Petrie, D (Declan) 1 1.0 1 0 0 100.0 802.7 425.0 1227.7 View list
17 1080099515 Ragaval, T (Thearsony) 1 1.0 1 0 0 100.0 802.7 425.0 1227.7 View list
18 1060111477 Van Rooyen, C (Chadawain) 1 1.0 1 0 0 100.0 614.2 425.0 1039.2 View list
19 207057092 Williams, CL (Cleveland) 1 1.0 1 0 0 100.0 756.2 425.0 1181.2 View list
20 107067339 Coetzer, Q (Quinn) 1 0.5 0 1 0 50.0 802.7 0.0 802.7 View list