Player Page

Retief, M (Michael)
Dob: 2014/05/05 (U12)
Gender: Male
Chess SA id: 1140133936
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2023/06/10 (343 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 rating1360.3
Curent Weighted rating1361.8
Curent Weighted performance1109.5
Current official/published rating (highest between Raw, WR and WP)1361.8
Current floor (min rating allowed)989.4
Current highest rating achieved1489.4
Current K-factor32
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)±132.0
Current Raw change used (final)0.0
Projected new Raw rating1360.3
Projected new Weighed rating1363.3
Projected new Weighted performance1109.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1363.3
Projected effective change (new Official - current Official)+1.5
Projected new highest rating1489.4
Projected new floor989.4
Projected new K-facor32
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 rating1346.8
Curent Weighted rating1348.8
Curent Weighted performance1104.1
Current official/published rating (highest between Raw, WR and WP)1348.8
Current floor (min rating allowed)985.4
Current highest rating achieved1485.4
Current K-factor32
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)±134.5
Current Raw change used (final)0.0
Projected new Raw rating1346.8
Projected new Weighed rating1350.3
Projected new Weighted performance1104.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1350.3
Projected effective change (new Official - current Official)+1.4
Projected new highest rating1485.4
Projected new floor985.4
Projected new K-facor32
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 rating1298.4
Curent Weighted rating1298.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1298.4
Current floor (min rating allowed)798.4
Current highest rating achieved1298.4
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)±144.1
Current Raw change used (final)0.0
Projected new Raw rating1298.4
Projected new Weighed rating1298.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1298.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1298.4
Projected new floor798.4
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)798.4
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 floor798.4
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
21 GoForChess Junior Chess Championship 2023 (Junior) 2023/06/10 2023/06/10 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1364.5 1349.7 Analysis
20 2023 South African Junior Closed Chess Championships (U10 Boys) 2023/03/31 2023/04/04 Chess South Africa (CSA) Standard 120 1.00 9 9 3.0 1430.4 1415.0 Analysis
19 JNW Open - Crawford 2023 (B) 2023/03/04 2023/03/04 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 1462.3 1452.8 Analysis
18 2023 Tshwane Chess Open Registration Tournament (C1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1489.4 1485.4 Analysis
17 2022 South African Junior Wild Card Chess Championships (U10 Open) 2022/12/09 2022/12/12 4 Knights (4K) Standard 120 1.00 7 7 5.5 1312.7 1307.8 Analysis
16 2022 South African Junior Team Chess Championships (U10 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 7.0 1312.7 1307.8 Analysis
15 FNB Chessheroes Anity Bullying 2022 (U9) 2022/11/05 2022/11/05 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1209.2 1204.9 Analysis
14 2022 Wynie Robbertse Open (U10) 2022/10/08 2022/10/08 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1108.9 1106.9 Analysis
13 FIDE WORLD CADETS CHESS CHAMPIONSHIPS 2022 2022/09/16 2022/09/27 Georgia (GEO) Standard 120 1.00 11 11 3.0 1184.3 1160.1 Analysis
12 JMC 3rd Trials 2022 (U10) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1184.3 1160.1 Analysis
11 JMC 2nd Trials 2022 (C) 2022/08/27 2022/08/27 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1179.2 1150.7 Analysis
10 2022 Jacaranda Round Robin (R) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 0.0 1314.0 1295.4 Analysis
9 JMC Trials 1 - Laerskool Fontainebleau 2022 (U10) 2022/07/24 2022/07/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1314.0 1295.4 Analysis
8 JNW Helpmekaar 2022 (Rookies) 2022/07/09 2022/07/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1314.0 1295.4 Analysis
7 2022 Blou Bul Open (E) 2022/06/25 2022/06/25 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1306.6 1281.4 Analysis
6 South African Junior Closed Chess Championships 2022 (U8 Open) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 11 6.5 1274.9 1252.2 Analysis
5 2022 Gauteng Interregion (U8 Open+Girls) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1290.7 1262.6 Analysis
4 JMC Charterhouse Open 2022 (D) 2022/02/12 2022/02/12 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1290.7 1262.6 Analysis
3 JMC Bryanston 2021 (E) 2021/11/06 2021/11/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1278.2 1239.2 Analysis
2 JMC Everest 2021 (E) 2021/10/30 2021/10/30 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1257.6 1200.0 Analysis
12
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 123 69 6 48 72.0 58.5 72.6 1217.2 1289.7
White 61 36 3 22 37.5 61.5 97.5 1211.3 1308.9
Black 62 33 3 26 34.5 55.6 48.0 1222.9 1270.9
Standard All 118 64 6 48 67.0 56.8 57.6 1218.4 1276.0
White 58 33 3 22 34.5 59.5 80.6 1212.9 1293.5
Black 60 31 3 26 32.5 54.2 35.4 1223.7 1259.1
Rapid All 5 5 0 0 5.0 100.0 425.0 1189.2 1614.2
White 3 3 0 0 3.0 100.0 425.0 1182.0 1607.0
Black 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
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 1150134900 Neale, O (Owen) 3 3.0 3 0 0 100.0 1281.3 425.0 1706.3 View list
2 1150130726 Badenhorst, D (Daniel) 3 2.0 2 0 1 66.7 1274.4 141.7 1416.1 View list
3 1140138299 Mannar, A (Aaryan) 3 2.0 2 0 1 66.7 1227.5 141.7 1369.2 View list
4 1130140635 Ribbens, R (Reuben) 3 1.0 1 0 2 33.3 1301.6 -141.7 1160.0 View list
5 1140135557 Thorulsley, K (Kairaav) 3 1.0 1 0 2 33.3 1281.3 -141.7 1139.6 View list
6 1140113413 Eapen, J (Johan) 3 0.0 0 0 3 0.0 1321.0 -425.0 896.0 View list
7 1170134515 Deysel, Z (Zachariah) 2 2.0 2 0 0 100.0 1228.8 425.0 1653.8 View list
8 1140137652 Aikman, D (Desmond Gustav) 2 2.0 2 0 0 100.0 1293.8 425.0 1718.8 View list
9 1130136752 Richmond, S (Shay) 2 2.0 2 0 0 100.0 1302.3 425.0 1727.3 View list
10 1130135701 Van Loggerenberg, E (Elandre) 2 2.0 2 0 0 100.0 1248.5 425.0 1673.5 View list
11 1150134901 Pillay, Y (Yishai) 2 1.5 1 1 0 75.0 1242.1 212.5 1454.6 View list
12 1140135555 Prinsloo, N (Nicholas) 2 1.5 1 1 0 75.0 1248.5 212.5 1461.0 View list
13 1150134895 Joubert, J (Joshua) 2 1.0 1 0 1 50.0 1296.1 0.0 1296.1 View list
14 2140133853 Loots, M (Mia) 2 1.0 1 0 1 50.0 1239.1 0.0 1239.1 View list
15 1130141987 Mallach, D (Daniel) 2 1.0 1 0 1 50.0 1313.3 0.0 1313.3 View list
16 1140131552 Mbewe, L (Lumi) 2 1.0 1 0 1 50.0 1371.6 0.0 1371.6 View list
17 2140133857 Venter, E (Elke) 2 1.0 1 0 1 50.0 1290.7 0.0 1290.7 View list
18 1130136640 Mkotong, R (Reagile) 2 0.5 0 1 1 25.0 1269.7 -212.5 1057.2 View list
19 1130131970 Chipunza, J (Jaden) 2 0.0 0 0 2 0.0 1371.6 -425.0 946.6 View list
20 1130143688 Gupta, A (Akul) 2 0.0 0 0 2 0.0 1249.2 -425.0 824.2 View list