Player Page

Keyster, A (Alonzo)
Dob: 2009/07/13 (U16)
Gender: Male
Chess SA id: 1090138324
FIDE id:
Region: West Coast Union (WCU)
Citizen: RSA
Title(s):
Last active: 2022/10/29 (571 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 rating1220.0
Curent Weighted rating1219.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1220.0
Current floor (min rating allowed)720.0
Current highest rating achieved1220.0
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)±161.2
Current Raw change used (final)0.0
Projected new Raw rating1220.0
Projected new Weighed rating1219.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1220.0
Projected new floor720.0
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 rating1212.6
Curent Weighted rating1212.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1212.6
Current floor (min rating allowed)718.4
Current highest rating achieved1218.4
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)±162.9
Current Raw change used (final)0.0
Projected new Raw rating1212.6
Projected new Weighed rating1212.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1212.6
Projected effective change (new Official - current Official)-0.0
Projected new highest rating1218.4
Projected new floor718.4
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 rating1222.4
Curent Weighted rating1221.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1222.4
Current floor (min rating allowed)722.4
Current highest rating achieved1222.4
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)±160.6
Current Raw change used (final)0.0
Projected new Raw rating1222.4
Projected new Weighed rating1221.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1222.4
Projected new floor722.4
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 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)722.4
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 floor722.4
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 West Coast Schools Chess Grand Challenge 2022 (PS Development) 2022/10/29 2022/10/29 West Coast (WCU) Rapid 30 0.60 5 4 3.0 1202.1 1181.6 Analysis
3 Pedro Booyse Top Schools 2022 (U13 Open) 2022/07/23 2022/07/23 West Coast (WCU) Standard 60 0.83 5 2 1.0 1204.5 1218.4 Analysis
2 Bo-Weskus Top Skole 2022 (O13) 2022/06/11 2022/06/11 West Coast (WCU) Rapid 30 0.60 5 1 0.0 1215.3 1200.0 Analysis
1 West Coast Schools Prestige 2022 (U13 Boys) 2022/02/19 2022/02/19 West Coast (WCU) Standard 60 0.83 6 3 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 10 6 0 4 6.0 60.0 85.0 1177.0 1262.0
White 5 2 0 3 2.0 40.0 -85.0 1191.5 1106.5
Black 5 4 0 1 4.0 80.0 255.0 1162.5 1417.5
Standard All 5 3 0 2 3.0 60.0 85.0 1188.2 1273.2
White 3 1 0 2 1.0 33.3 -141.7 1205.4 1063.8
Black 2 2 0 0 2.0 100.0 425.0 1162.5 1587.5
Rapid All 5 3 0 2 3.0 60.0 85.0 1165.8 1250.8
White 2 1 0 1 1.0 50.0 0.0 1170.5 1170.5
Black 3 2 0 1 2.0 66.7 141.7 1162.6 1304.3
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 1140139154 Smith, C (Cody) 1 1.0 1 0 0 100.0 1202.1 425.0 1627.1 View list
2 1090138340 Slingers, M (Morne) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1110131962 Skippers, G (Gerano) 1 1.0 1 0 0 100.0 1202.1 425.0 1627.1 View list
4 1100138329 Makalela, B (Bijorgen) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1110099716 Maarman, B (Blayden) 1 1.0 1 0 0 100.0 1202.1 425.0 1627.1 View list
6 1100138315 Conradie, Q (Quewin) 1 1.0 1 0 0 100.0 1204.5 425.0 1629.5 View list
7 1090138341 Smith, T (Tyron) 1 0.0 0 0 1 0.0 1202.1 -425.0 777.1 View list
8 2100138347 Lawan, A (Alcadya) 1 0.0 0 0 1 0.0 1215.3 -425.0 790.3 View list
9 1090142540 Sawayer, L (Luke) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 209090556 Sauls, J (Jada) 1 0.0 0 0 1 0.0 1204.5 -425.0 779.5 View list