Player Page

Fredericks, M (Matai)
Dob: 2016/03/28 (U10)
Gender: Male
Chess SA id: 1160153451
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/05/01 (17 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 rating1282.1
Curent Weighted rating1257.3
Curent Weighted performance1159.9
Current official/published rating (highest between Raw, WR and WP)1282.1
Current floor (min rating allowed)797.9
Current highest rating achieved1297.9
Current K-factor36
Games played this month9
Score (S)5.0
Expected score (We)3.49
Difference (S-We)1.51
Current Raw change (no limits, including tournament time weight)54.4
Current min/max change allowed (with limits)±147.5
Current Raw change used (final)54.4
Projected new Raw rating1336.5
Projected new Weighed rating1265.2
Projected new Weighted performance1159.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1336.5
Projected effective change (new Official - current Official)+54.4
Projected new highest rating1336.5
Projected new floor836.5
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 rating1298.6
Curent Weighted rating1272.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1298.6
Current floor (min rating allowed)820.6
Current highest rating achieved1320.6
Current K-factor36
Games played this month9
Score (S)5.0
Expected score (We)3.80
Difference (S-We)1.20
Current Raw change (no limits, including tournament time weight)43.2
Current min/max change allowed (with limits)±144.1
Current Raw change used (final)43.2
Projected new Raw rating1341.8
Projected new Weighed rating1280.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1341.8
Projected effective change (new Official - current Official)+43.2
Projected new highest rating1341.8
Projected new floor841.8
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)700.0
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 floor700.0
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 rating1062.5
Curent Weighted rating1104.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1104.2
Current floor (min rating allowed)700.0
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)±201.7
Current Raw change used (final)0.0
Projected new Raw rating1062.5
Projected new Weighed rating1098.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1098.3
Projected effective change (new Official - current Official)-6.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Tournament: South African Junior Closed Chess Championship 2024 (U8 Open)
Start: 2024/04/27  End: 2024/05/01  Host: GE  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 9
Games: 9  Score: 5.0
Main rating: 1282.1  Rating gain/loss: 54.4
Type rating: 1298.6  Rating gain/loss: 43.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 South African Junior Closed Chess Championship 2024 (U8 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1282.1 1298.6 Analysis
2 Eden School Chess Trials 1 2024 (U9 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.0 1297.9 1320.6 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U8) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 1 1.0 1277.9 1300.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 South African Junior Closed Chess Championship 2024 (U8 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1282.1 1298.6 Analysis
6 Eden School Chess Trials 1 2024 (U9 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.0 1297.9 1320.6 Analysis
5 2024 Gauteng Inter-Region Chess Championship (U8) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 1 1.0 1277.9 1300.4 Analysis
4 2023 Centurion Chess Open (E) 2023/09/23 2023/09/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1266.5 1290.7 Analysis
3 2023 Etienne Lewis Closed Tournament (U8) 2023/08/26 2023/08/26 Tshwane (GTP) Standard 90 0.94 6 6 4.0 1216.1 1242.5 Analysis
2 Tshwane Chess FIDE Rated Blitz League 3 2023 2023/07/16 2023/07/16 Tshwane (GTP) Blitz 5 0.18 9 8 0.0 1235.6 1200.0 Analysis
1 2023 Mid Gauteng Open Tournament (F) 2023/05/06 2023/05/06 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 8 0 7 8.0 53.3 28.3 1355.4 1383.8
White 9 5 0 4 5.0 55.6 47.2 1362.7 1409.9
Black 6 3 0 3 3.0 50.0 0.0 1344.6 1344.6
Standard All 15 8 0 7 8.0 53.3 28.3 1355.4 1383.8
White 9 5 0 4 5.0 55.6 47.2 1362.7 1409.9
Black 6 3 0 3 3.0 50.0 0.0 1344.6 1344.6
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 39 18 1 20 18.5 47.4 -21.8 1312.0 1290.2
White 21 12 1 8 12.5 59.5 81.0 1302.8 1383.8
Black 18 6 0 12 6.0 33.3 -141.7 1322.7 1181.0
Standard All 31 18 1 12 18.5 59.7 82.3 1304.7 1386.9
White 17 12 1 4 12.5 73.5 200.0 1292.9 1492.9
Black 14 6 0 8 6.0 42.9 -60.7 1319.0 1258.3
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 8 0 0 8 0.0 0.0 -425.0 1340.4 915.4
White 4 0 0 4 0.0 0.0 -425.0 1345.3 920.3
Black 4 0 0 4 0.0 0.0 -425.0 1335.6 910.6
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2160158380 Grobbelaar, M (Mari) 2 2.0 2 0 0 100.0 1241.3 425.0 1666.3 View list
2 1160148081 Wiehahn, L (Luke) 2 2.0 2 0 0 100.0 1249.1 425.0 1674.1 View list
3 1160137420 Badat, M (Mikaeel) 2 1.0 1 0 1 50.0 1239.0 0.0 1239.0 View list
4 1160151829 Erdogan, D (Demir) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1160152253 Erasmus, H (Henrich) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1160156767 De Jager, L (Luado) 1 1.0 1 0 0 100.0 1282.1 425.0 1707.1 View list
7 1160300777 Booysen, R (Reagan) 1 1.0 1 0 0 100.0 1297.9 425.0 1722.9 View list
8 1170153453 Hlabano, T (Thandolwethu) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1160162388 Groenewald, J (Janu) 1 1.0 1 0 0 100.0 1297.9 425.0 1722.9 View list
10 2170147085 Janse Van Rensburg, A (Ava) 1 1.0 1 0 0 100.0 1216.1 425.0 1641.1 View list
11 1160143816 Pelser, A (Aidan) 1 1.0 1 0 0 100.0 1266.5 425.0 1691.5 View list
12 2150151386 Rizvi, Z (Zara) 1 1.0 1 0 0 100.0 1266.5 425.0 1691.5 View list
13 1160147672 Rocher, G (Gideon) 1 1.0 1 0 0 100.0 1216.1 425.0 1641.1 View list
14 1160151725 Swart, W (Waldemar) 1 1.0 1 0 0 100.0 1282.1 425.0 1707.1 View list
15 1160159295 Van Der Merwe, J (Jayden) 1 1.0 1 0 0 100.0 1282.1 425.0 1707.1 View list
16 1160148708 Venter, J (Jaco) 1 1.0 1 0 0 100.0 1282.1 425.0 1707.1 View list
17 1160152489 Taylor, M (Matthew) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
18 1150142293 Opperman, C (Caden) 1 0.0 0 0 1 0.0 1297.9 -425.0 872.9 View list
19 1150149949 Oberholzer, M (Milan) 1 0.0 0 0 1 0.0 1297.9 -425.0 872.9 View list
20 1070156194 Nel Alvaro, C (Constantine) 1 0.0 0 0 1 0.0 1235.6 -425.0 810.6 View list