Player Page

Holt, I (Isiah)
Dob: 2009/04/06 (U16)
Gender: Male
Chess SA id: 1090131675
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2023/02/18 (455 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 rating1170.4
Curent Weighted rating1171.7
Curent Weighted performance934.6
Current official/published rating (highest between Raw, WR and WP)1171.7
Current floor (min rating allowed)719.2
Current highest rating achieved1219.2
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)±173.0
Current Raw change used (final)0.0
Projected new Raw rating1170.4
Projected new Weighed rating1171.2
Projected new Weighted performance934.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1171.2
Projected effective change (new Official - current Official)-0.5
Projected new highest rating1219.2
Projected new floor719.2
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 rating1140.3
Curent Weighted rating1144.9
Curent Weighted performance892.7
Current official/published rating (highest between Raw, WR and WP)1144.9
Current floor (min rating allowed)727.8
Current highest rating achieved1227.8
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)±180.5
Current Raw change used (final)0.0
Projected new Raw rating1140.3
Projected new Weighed rating1143.6
Projected new Weighted performance892.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1143.6
Projected effective change (new Official - current Official)-1.2
Projected new highest rating1227.8
Projected new floor727.8
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 rating1216.8
Curent Weighted rating1213.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1216.8
Current floor (min rating allowed)716.8
Current highest rating achieved1216.8
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)±161.9
Current Raw change used (final)0.0
Projected new Raw rating1216.8
Projected new Weighed rating1214.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1216.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1216.8
Projected new floor716.8
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 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)716.8
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 floor716.8
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 West Coast High School Championships 2023 (U15 Boys) 2023/02/18 2023/02/18 West Coast (WCU) Standard 60 0.83 6 6 2.0 1174.4 1169.8 Analysis
8 Lower West Coast High Schools Prestige 2023 (U15 Boys) 2023/02/11 2023/02/11 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1174.4 1188.4 Analysis
7 Western Cape Top Schools 2022 (U15 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 1.0 1219.2 1227.8 Analysis
6 Pedro Booyse Top Schools 2022 (U15 Open) 2022/07/23 2022/07/23 West Coast (WCU) Standard 60 0.83 6 4 3.0 1192.0 1190.7 Analysis
5 Onder-Weskus Top Skole 2022 (Hoerskool) 2022/06/04 2022/06/04 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1189.0 1181.2 Analysis
4 Western Cape Schools 2022 (U13 Boys) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 2.0 1209.2 1215.2 Analysis
3 West Coast Schools Prestige 2022 (U13 Boys) 2022/02/19 2022/02/19 West Coast (WCU) Standard 60 0.83 6 6 4.0 1170.7 1174.4 Analysis
2 Lower West Coast Schools Chess Prestige 2021 (U13 Boys) 2021/05/15 2021/05/15 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1178.4 1200.0 Analysis
1 Onder Weskus Prestige 2020 (U11 Boys) 2020/02/15 2020/02/22 West Coast (WCU) Standard 60 0.83 6 6 2.5 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 47 21 1 25 21.5 45.7 -36.2 1211.5 1175.3
White 24 7 1 16 7.5 31.3 -159.4 1232.8 1073.4
Black 23 14 0 9 14.0 60.9 92.4 1189.2 1281.6
Standard All 33 14 1 18 14.5 43.9 -51.5 1210.9 1159.3
White 17 5 1 11 5.5 32.4 -150.0 1229.9 1079.9
Black 16 9 0 7 9.0 56.3 53.1 1190.7 1243.8
Rapid All 14 7 0 7 7.0 50.0 0.0 1212.9 1212.9
White 7 2 0 5 2.0 28.6 -182.1 1239.9 1057.8
Black 7 5 0 2 5.0 71.4 182.1 1185.9 1368.0
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 1080110428 Beukes, H (Hen-Lee) 2 2.0 2 0 0 100.0 1192.0 425.0 1617.0 View list
2 1080110402 Gentles, A (Abrain) 2 1.0 1 0 1 50.0 1192.0 0.0 1192.0 View list
3 1080096511 Cloete, D (De Vlliers) 2 1.0 1 0 1 50.0 1174.4 0.0 1174.4 View list
4 1070110599 Claase, E (Evan) 1 1.0 1 0 0 100.0 1219.2 425.0 1644.2 View list
5 1060142247 Burger, M (Migael) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
6 1080134320 Louw, I (Irwin) 1 1.0 1 0 0 100.0 1178.4 425.0 1603.4 View list
7 1080134310 Abrahams, J (Jenovian) 1 1.0 1 0 0 100.0 1178.4 425.0 1603.4 View list
8 1080138371 Johnson, D (Deomanthy) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
9 1090138331 Noorman, J (Jaden) 1 1.0 1 0 0 100.0 1174.4 425.0 1599.4 View list
10 1090134395 Roos, M (Michael) 1 1.0 1 0 0 100.0 1209.2 425.0 1634.2 View list
11 1090142540 Sawayer, L (Luke) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list
12 1090138340 Slingers, M (Morne) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list
13 1100115888 Smith, A (Arnold) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1090149717 Snyers, L (Luciano) 1 1.0 1 0 0 100.0 1174.4 425.0 1599.4 View list
15 110090536 Stewe, R (Raphael) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list
16 1090131685 Taylor, G (Gershan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1090138468 Tengren, L (Liam) 1 1.0 1 0 0 100.0 1209.2 425.0 1634.2 View list
18 1080099747 Van Rooyen, S (Sergio) 1 1.0 1 0 0 100.0 1174.4 425.0 1599.4 View list
19 1090099736 Van Wyk, J (Jaden) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list
20 1080138376 Witbooi, J (Jaden) 1 1.0 1 0 0 100.0 1174.4 425.0 1599.4 View list