Player Page

Hammond-Aryee, Z (Zaffery)
Dob: 2011/07/04 (U14)
Gender: Male
Chess SA id: 1110300565
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/10/13 (40 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 rating1189.1
Current Weighted rating1199.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1199.6
Current highest rating achieved1207.3
Current floor (min rating allowed)707.3
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)±168.4
Current Raw change used (final)0.0
Projected new Raw rating1189.1
Projected new Weighed rating1103.6
Projected new Weighted performance835.2
Projected new final Raw rating (if new WP > new Raw)1189.1
Projected new highest rating1207.3
Projected new floor707.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1189.1
Projected effective change (new Official - current Official)-10.5
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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 rating1181.4
Current Weighted rating1198.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1198.9
Current highest rating achieved1212.0
Current floor (min rating allowed)712.0
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)±170.3
Current Raw change used (final)0.0
Projected new Raw rating1181.4
Projected new Weighed rating1103.0
Projected new Weighted performance879.1
Projected new final Raw rating (if new WP > new Raw)1181.4
Projected new highest rating1212.0
Projected new floor712.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.4
Projected effective change (new Official - current Official)-17.5
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 UCT Open Chess Championship 2024 (U14) 2024/10/12 2024/10/13 Cape Town (WCT) Rapid 25 0.54 6 6 2.0 1199.0 1197.2 Analysis
2 Steinitz Chess Festival 2024 (U14) 2024/05/11 2024/05/11 Cape Town (WCT) Rapid 20 0.47 5 5 2.0 1207.3 1212.0 Analysis
1 Chas Everitt and MHI Attorneys Rapid 2024 (U14) 2024/03/09 2024/03/09 Cape Town (WCT) Rapid 25 0.54 6 6 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 UCT Open Chess Championship 2024 (U14) 2024/10/12 2024/10/13 Cape Town (WCT) Rapid 25 0.54 6 6 2.0 1199.0 1197.2 Analysis
2 Steinitz Chess Festival 2024 (U14) 2024/05/11 2024/05/11 Cape Town (WCT) Rapid 20 0.47 5 5 2.0 1207.3 1212.0 Analysis
1 Chas Everitt and MHI Attorneys Rapid 2024 (U14) 2024/03/09 2024/03/09 Cape Town (WCT) Rapid 25 0.54 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 7 0 10 7.0 41.2 -75.0 1247.1 1172.1
White 9 4 0 5 4.0 44.4 -47.2 1244.2 1197.0
Black 8 3 0 5 3.0 37.5 -106.3 1250.5 1144.2
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 17 7 0 10 7.0 41.2 -75.0 1247.1 1172.1
White 9 4 0 5 4.0 44.4 -47.2 1244.2 1197.0
Black 8 3 0 5 3.0 37.5 -106.3 1250.5 1144.2
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 7 0 10 7.0 41.2 -75.0 1247.1 1172.1
White 9 4 0 5 4.0 44.4 -47.2 1244.2 1197.0
Black 8 3 0 5 3.0 37.5 -106.3 1250.5 1144.2
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 17 7 0 10 7.0 41.2 -75.0 1247.1 1172.1
White 9 4 0 5 4.0 44.4 -47.2 1244.2 1197.0
Black 8 3 0 5 3.0 37.5 -106.3 1250.5 1144.2
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 2110191724 Khuphwathea, L (Lucy) 1 1.0 1 0 0 100.0 1207.3 425.0 1632.3 View list
2 1120312488 Mangweni, N (Ntando) 1 1.0 1 0 0 100.0 1199.0 425.0 1624.0 View list
3 1120137360 Kotze, L (Logan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1120157077 Meyer, A (Adam) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2120143647 Qoto, A (Asivile) 1 1.0 1 0 0 100.0 1207.3 425.0 1632.3 View list
6 1110312491 Yao, K (Kevin) 1 1.0 1 0 0 100.0 1199.0 425.0 1624.0 View list
7 1120138611 Waldeck, A (Aaron) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1110157967 Van Schalkwyk, C (Cameron) 1 0.0 0 0 1 0.0 1207.3 -425.0 782.3 View list
9 1110193648 Powis, R (Robert) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1110300566 O'Shea, C (Conor) 1 0.0 0 0 1 0.0 1199.0 -425.0 774.0 View list
11 2110134475 Mdabuli, S (Simbongile) 1 0.0 0 0 1 0.0 1207.3 -425.0 782.3 View list
12 2110150428 Kirthan, V (Vajra) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1120150397 Harvey, G (Griffin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1110150425 Haman, R (Rico) 1 0.0 0 0 1 0.0 1207.3 -425.0 782.3 View list
15 1120147432 Damane, L (Lukhanyo) 1 0.0 0 0 1 0.0 1199.0 -425.0 774.0 View list
16 1110140724 Chuang, G (Gareth) 1 0.0 0 0 1 0.0 1199.0 -425.0 774.0 View list
17 1120139311 Bessesen, J (Joakim) 1 0.0 0 0 1 0.0 1199.0 -425.0 774.0 View list