Player Page

Alexander, D (Darrion)
Dob: 2007/05/18 (U18)
Gender: Male
Chess SA id: 107053254
FIDE id:
Region: Mangaung (FMB)
Citizen: RSA
Title(s):
Last active: 2024/03/08 (63 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 rating1100.9
Curent Weighted rating1101.2
Curent Weighted performance970.7
Current official/published rating (highest between Raw, WR and WP)1101.2
Current floor (min rating allowed)636.4
Current highest rating achieved1136.4
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)±191.0
Current Raw change used (final)0.0
Projected new Raw rating1100.9
Projected new Weighed rating1100.5
Projected new Weighted performance970.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1100.9
Projected effective change (new Official - current Official)-0.3
Projected new highest rating1136.4
Projected new floor636.4
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 rating1082.0
Curent Weighted rating1084.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1084.1
Current floor (min rating allowed)634.4
Current highest rating achieved1134.4
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)±196.2
Current Raw change used (final)0.0
Projected new Raw rating1082.0
Projected new Weighed rating1083.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1083.0
Projected effective change (new Official - current Official)-1.1
Projected new highest rating1134.4
Projected new floor634.4
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 rating1116.0
Curent Weighted rating1147.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1147.3
Current floor (min rating allowed)679.2
Current highest rating achieved1179.2
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)±186.9
Current Raw change used (final)0.0
Projected new Raw rating1116.0
Projected new Weighed rating1144.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1144.1
Projected effective change (new Official - current Official)-3.2
Projected new highest rating1179.2
Projected new floor679.2
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)679.2
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 floor679.2
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Bloemfontein Highschool League 2024 (U19A) 2024/03/08 2024/03/08 Mangaung (FMB) Rapid 15 0.39 5 5 1.0 1106.7 1148.8 Analysis
1 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1094.1 1075.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Bloemfontein Highschool League 2024 (U19A) 2024/03/08 2024/03/08 Mangaung (FMB) Rapid 15 0.39 5 5 1.0 1106.7 1148.8 Analysis
5 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1094.1 1075.6 Analysis
4 Bloemfontein Highschool League 24 Feb 2023 (U19A) 2023/02/24 2023/02/24 Mangaung (FMB) Rapid 17 0.42 5 5 2.0 1136.4 1179.2 Analysis
3 Grey College Team Championship 2023 (A) 2023/02/03 2023/02/04 Mangaung (FMB) Standard 60 0.83 5 5 0.0 1136.4 1134.4 Analysis
2 Bloemfontein Schools League 2022 (U17) 2022/02/25 2022/02/25 Mangaung (FMB) Rapid 22 0.50 5 5 2.5 1200.0 1200.0 Analysis
1 Grey College Team Championship 2022 (B) 2022/02/18 2022/02/19 Mangaung (FMB) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 10 3 0 7 3.0 30.0 -170.0 1280.2 1110.2
White 6 1 0 5 1.0 16.7 -283.3 1309.2 1025.8
Black 4 2 0 2 2.0 50.0 0.0 1236.8 1236.8
Standard All 5 2 0 3 2.0 40.0 -85.0 1253.3 1168.3
White 3 1 0 2 1.0 33.3 -141.7 1253.4 1111.7
Black 2 1 0 1 1.0 50.0 0.0 1253.2 1253.2
Rapid All 5 1 0 4 1.0 20.0 -255.0 1307.2 1052.2
White 3 0 0 3 0.0 0.0 -425.0 1365.0 940.0
Black 2 1 0 1 1.0 50.0 0.0 1220.4 1220.4
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 30 8 1 21 8.5 28.3 -184.2 1239.5 1055.3
White 16 6 0 10 6.0 37.5 -106.3 1251.9 1145.6
Black 14 2 1 11 2.5 17.9 -273.2 1225.3 952.1
Standard All 15 3 0 12 3.0 20.0 -255.0 1268.0 1013.0
White 8 2 0 6 2.0 25.0 -212.5 1237.6 1025.1
Black 7 1 0 6 1.0 14.3 -303.6 1302.8 999.2
Rapid All 15 5 1 9 5.5 36.7 -113.3 1210.9 1097.6
White 8 4 0 4 4.0 50.0 0.0 1266.2 1266.2
Black 7 1 1 5 1.5 21.4 -242.9 1147.8 904.9
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 2060132522 Mosoeu, R (Reitumetse) 2 1.0 1 0 1 50.0 1153.3 0.0 1153.3 View list
2 2070138202 Phomane, L (Lintle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1070143843 Badenhorst, M (Matthew Peter) 1 1.0 1 0 0 100.0 1094.1 425.0 1519.1 View list
4 1070134671 Mckay, F (Fallon) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2090143378 De Villiers, A (Ami) 1 1.0 1 0 0 100.0 1094.1 425.0 1519.1 View list
6 1050145478 Leserwane, T (Thuto) 1 1.0 1 0 0 100.0 1136.4 425.0 1561.4 View list
7 106044536 Robberts, M (Morne Christian) 1 1.0 1 0 0 100.0 1136.4 425.0 1561.4 View list
8 2070134457 Swart, Z (Zane) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 107047315 Kleynhans, MJ (Malan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
10 1060138201 Nyokong, N (Nyakallo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1050132525 Mpele, K (Katlego) 1 0.0 0 0 1 0.0 1136.4 -425.0 711.4 View list
12 1090134116 Mohobane, L (Lebajoa) 1 0.0 0 0 1 0.0 1094.1 -425.0 669.1 View list
13 1080135525 Mjungu, L (Lubabalo Emmanuel) 1 0.0 0 0 1 0.0 1094.1 -425.0 669.1 View list
14 108069747 Melville, J (Jason) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 106065282 Meise, K (Keagen) 1 0.0 0 0 1 0.0 1136.4 -425.0 711.4 View list
16 1050136971 Lindeque, B (Breyten) 1 0.0 0 0 1 0.0 1136.4 -425.0 711.4 View list
17 1060136978 Alam, M (Milmi) 1 0.0 0 0 1 0.0 1136.4 -425.0 711.4 View list
18 1070191967 Khahohle, K (Kopano) 1 0.0 0 0 1 0.0 1106.7 -425.0 681.7 View list
19 1090117637 Els, C (Christiaan) 1 0.0 0 0 1 0.0 1106.7 -425.0 681.7 View list
20 107059658 Eliades, AK (Alexandros) 1 0.0 0 0 1 0.0 1136.4 -425.0 711.4 View list