Player Page

Van Heerden, M (Mia)
Dob: 2005/07/21 (U20)
Gender: Female
Chess SA id: 205039930
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/01/14 (315 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 rating1371.2
Current Weighted rating1370.2
Current Weighted performance1069.2
Current official/published rating (highest between Raw, WR and WP)1371.2
Current highest rating achieved1455.4
Current floor (min rating allowed)955.4
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)±129.9
Current Raw change used (final)0.0
Projected new Raw rating1371.2
Projected new Weighed rating1260.2
Projected new Weighted performance1069.2
Projected new final Raw rating (if new WP > new Raw)1371.2
Projected new highest rating1455.4
Projected new floor955.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1371.2
Projected effective change (new Official - current Official)=0.0
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 rating1363.5
Current Weighted rating1362.6
Current Weighted performance1069.2
Current official/published rating (highest between Raw, WR and WP)1363.5
Current highest rating achieved1459.8
Current floor (min rating allowed)959.8
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)±131.4
Current Raw change used (final)0.0
Projected new Raw rating1363.5
Projected new Weighed rating1253.1
Projected new Weighted performance1069.2
Projected new final Raw rating (if new WP > new Raw)1363.5
Projected new highest rating1459.8
Projected new floor959.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1363.5
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 rating997.2
Current Weighted rating954.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)997.2
Current highest rating achieved997.2
Current floor (min rating allowed)500.0
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)±221.4
Current Raw change used (final)0.0
Projected new Raw rating997.2
Projected new Weighed rating880.4
Projected new Weighted performance51.5
Projected new final Raw rating (if new WP > new Raw)997.2
Projected new highest rating997.2
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)997.2
Projected effective change (new Official - current Official)=0.0
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 rating862.8
Current Weighted rating862.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)862.8
Current highest rating achieved862.8
Current floor (min rating allowed)500.0
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)±268.1
Current Raw change used (final)0.0
Projected new Raw rating862.8
Projected new Weighed rating793.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating862.8
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)862.8
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 Gauteng Inter-Region Chess Championship (U20 Open+Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 2 2.0 1353.2 1344.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
45 2024 Gauteng Inter-Region Chess Championship (U20 Open+Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 2 2.0 1353.2 1344.6 Analysis
44 2023 Gauteng Top Schools (U19 Girls) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 4 2.0 1360.4 1352.3 Analysis
43 2023 SA Schools Winter Games (U18 Girls) 2023/07/04 2023/07/06 West Rand (GWR) Standard 65 0.85 7 7 3.5 1381.3 1373.1 Analysis
42 2023 Lubowski Open Tournament (B) 2023/06/24 2023/06/25 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1431.2 1427.8 Analysis
41 Gauteng Schools Individual Finals 2023 (U18 Girls) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1455.4 1459.8 Analysis
40 2023 Mid Gauteng Open Tournament (B) 2023/05/06 2023/05/06 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1455.4 1459.8 Analysis
39 National All Girls Festival 2023 2023/04/28 2023/04/30 Mangaung (FMB) Standard 62 0.84 7 7 5.0 1393.8 1387.4 Analysis
38 2023 Tshwane South School District CLOSED Individual Championships (U18 Girls) 2023/04/01 2023/04/01 Tshwane (GTP) Standard 60 0.83 6 6 5.0 1393.8 1387.4 Analysis
37 Grey College Team Championship 2023 (A) 2023/02/03 2023/02/04 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1372.3 1363.6 Analysis
36 2023 Tshwane Chess Open Registration Tournament (B1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 4 1.5 1392.0 1387.7 Analysis
35 2022 South African Junior Team Chess Championships (U20 Open+Girls) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 4.0 1387.0 1383.0 Analysis
34 2022 Alekhine Open (C) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 3 3.0 1292.2 1287.5 Analysis
33 South African Junior Closed Chess Championships 2022 (U18 Girls) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 10 4.0 1342.2 1338.3 Analysis
32 2022 Gauteng Interregion (U16+U18 Girls) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1330.5 1323.9 Analysis
31 Grey College Team Championship 2022 (A) 2022/02/18 2022/02/19 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1330.5 1323.9 Analysis
30 2022 Tshwane Chess Open Registration Tournament (C1) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1338.6 1334.3 Analysis
29 2021 Gauteng North Open Tournament (C) 2021/08/28 2021/08/29 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1332.2 1326.4 Analysis
28 2020 Waterkloof Open (C) 2020/02/29 2020/03/01 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1272.6 1263.3 Analysis
27 2020 Tuks Open (C) 2020/02/22 2020/02/22 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1284.0 1272.3 Analysis
26 Grey College Team Championship 2020 (A) 2020/01/31 2020/02/01 Mangaung (FMB) Standard 60 0.83 5 5 2.5 1284.0 1272.3 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 2 2 0 0 2.0 100.0 425.0 1181.4 1606.4
White 1 1 0 0 1.0 100.0 425.0 1107.6 1532.6
Black 1 1 0 0 1.0 100.0 425.0 1255.3 1680.3
Standard All 2 2 0 0 2.0 100.0 425.0 1181.4 1606.4
White 1 1 0 0 1.0 100.0 425.0 1107.6 1532.6
Black 1 1 0 0 1.0 100.0 425.0 1255.3 1680.3
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 244 129 17 98 137.5 56.4 54.0 1164.6 1218.6
White 124 68 6 50 71.0 57.3 61.7 1146.2 1207.9
Black 120 61 11 48 66.5 55.4 46.0 1183.7 1229.7
Standard All 239 127 17 95 135.5 56.7 56.9 1169.3 1226.2
White 122 67 6 49 70.0 57.4 62.7 1149.9 1212.6
Black 117 60 11 46 65.5 56.0 50.9 1189.5 1240.3
Rapid All 5 2 0 3 2.0 40.0 -85.0 943.5 858.5
White 2 1 0 1 1.0 50.0 0.0 923.0 923.0
Black 3 1 0 2 1.0 33.3 -141.7 957.2 815.5
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 205067320 De Beer, J (Janka) 3 2.5 2 1 0 83.3 1097.1 283.3 1380.4 View list
2 206032103 Reyneke, M (Melindie) 3 2.0 2 0 1 66.7 1375.4 141.7 1517.1 View list
3 206050956 Pelser, J (Jean-Marie) 3 0.0 0 0 3 0.0 1143.6 -425.0 718.6 View list
4 107069959 Brummer, K (Kean) 2 2.0 2 0 0 100.0 1195.8 425.0 1620.8 View list
5 205073351 Brand, R (Robin) 2 2.0 2 0 0 100.0 1039.7 425.0 1464.7 View list
6 206092298 De Almeida, K (Kelly) 2 2.0 2 0 0 100.0 1133.7 425.0 1558.7 View list
7 204051811 Diemieniet, P (Phoebe) 2 2.0 2 0 0 100.0 1364.6 425.0 1789.6 View list
8 1080097219 Elliott, C (Cayden) 2 2.0 2 0 0 100.0 1176.9 425.0 1601.9 View list
9 1070096808 Jacobs, A (Angelo) 2 2.0 2 0 0 100.0 1242.3 425.0 1667.3 View list
10 205090900 Niemand, L (Luane) 2 2.0 2 0 0 100.0 1370.1 425.0 1795.1 View list
11 205081243 Riba, KK (Khanyisile Kgaogelo) 2 2.0 2 0 0 100.0 1039.7 425.0 1464.7 View list
12 205077320 Strauss, M (Monique) 2 2.0 2 0 0 100.0 1393.8 425.0 1818.8 View list
13 2070134688 Struwig, C (Christelle) 2 2.0 2 0 0 100.0 1393.8 425.0 1818.8 View list
14 105055266 Van Den Berg, R (Rynhardt) 2 2.0 2 0 0 100.0 1063.9 425.0 1488.9 View list
15 206001830 Bent, C (Cierra) 2 1.0 1 0 1 50.0 1062.4 0.0 1062.4 View list
16 205086770 Dvir, J (Jordan) 2 1.0 1 0 1 50.0 1135.5 0.0 1135.5 View list
17 102088574 Hlako, T (Tumelo) 2 1.0 1 0 1 50.0 887.8 0.0 887.8 View list
18 207079080 Lodi, I (Isagoentle) 2 1.0 1 0 1 50.0 1219.8 0.0 1219.8 View list
19 1090103920 Reyneke, L (Luke) 2 1.0 1 0 1 50.0 1293.0 0.0 1293.0 View list
20 205048914 Shaw, A (Amy) 2 1.0 1 0 1 50.0 1279.3 0.0 1279.3 View list