Player Page

Viriah, M (Matthew)
Dob: 2016/03/06 (U10)
Gender: Male
Chess SA id: 1160190995
FIDE id:
Region: iLembe (KIK)
Citizen: RSA
Title(s):
Last active: 2024/09/07 (28 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 rating1291.7
Current Weighted rating1243.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1291.7
Current highest rating achieved1291.7
Current floor (min rating allowed)791.7
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)±145.5
Current Raw change used (final)0.0
Projected new Raw rating1291.7
Projected new Weighed rating1145.3
Projected new Weighted performance1078.1
Projected new final Raw rating (if new WP > new Raw)1291.7
Projected new highest rating1291.7
Projected new floor791.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1291.7
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 rating1267.7
Current Weighted rating1250.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1267.7
Current highest rating achieved1267.7
Current floor (min rating allowed)767.7
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)±150.6
Current Raw change used (final)0.0
Projected new Raw rating1267.7
Projected new Weighed rating1151.4
Projected new Weighted performance468.0
Projected new final Raw rating (if new WP > new Raw)1267.7
Projected new highest rating1267.7
Projected new floor767.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.7
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 rating1312.7
Current Weighted rating1213.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1312.7
Current highest rating achieved1312.7
Current floor (min rating allowed)812.7
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)±141.2
Current Raw change used (final)0.0
Projected new Raw rating1312.7
Projected new Weighed rating1116.7
Projected new Weighted performance839.2
Projected new final Raw rating (if new WP > new Raw)1312.7
Projected new highest rating1312.7
Projected new floor812.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1312.7
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Westville Senior Primary Chess Tournament 2024 (Junior Primary) 2024/09/07 2024/09/07 Ethekwini (KED) Rapid 25 0.54 7 7 5.0 1275.6 1255.8 Analysis
1 Ashton International College Chess Champs 2024 (Junior Primary) 2024/08/17 2024/08/17 Ethekwini (KED) Rapid 25 0.54 5 5 4.0 1252.3 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Westville Senior Primary Chess Tournament 2024 (Junior Primary) 2024/09/07 2024/09/07 Ethekwini (KED) Rapid 25 0.54 7 7 5.0 1275.6 1255.8 Analysis
2 Ashton International College Chess Champs 2024 (Junior Primary) 2024/08/17 2024/08/17 Ethekwini (KED) Rapid 25 0.54 5 5 4.0 1252.3 1200.0 Analysis
1 Umhlali Prep Inter House Chess 2023 (Grade 1) 2023/11/29 2023/11/29 iLembe (KIK) Standard 60 0.83 4 4 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 12 9 0 3 9.0 75.0 212.5 1202.1 1414.6
White 7 6 0 1 6.0 85.7 303.6 1167.4 1471.0
Black 5 3 0 2 3.0 60.0 85.0 1250.6 1335.6
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 12 9 0 3 9.0 75.0 212.5 1202.1 1414.6
White 7 6 0 1 6.0 85.7 303.6 1167.4 1471.0
Black 5 3 0 2 3.0 60.0 85.0 1250.6 1335.6
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 16 13 0 3 13.0 81.3 265.6 1188.2 1453.8
White 9 8 0 1 8.0 88.9 330.6 1153.2 1483.7
Black 7 5 0 2 5.0 71.4 182.1 1233.2 1415.4
Standard All 4 4 0 0 4.0 100.0 425.0 1146.5 1571.5
White 2 2 0 0 2.0 100.0 425.0 1103.3 1528.3
Black 2 2 0 0 2.0 100.0 425.0 1189.8 1614.8
Rapid All 12 9 0 3 9.0 75.0 212.5 1202.1 1414.6
White 7 6 0 1 6.0 85.7 303.6 1167.4 1471.0
Black 5 3 0 2 3.0 60.0 85.0 1250.6 1335.6
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 1150307946 Singh, S (Suveer) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
2 2160304984 Rambali, R (Raina) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
3 2150153386 Power, A (Amber) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
4 1160190978 Ndlela, S (Sibusiso) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1160301922 Moodley, K (Kai) 1 1.0 1 0 0 100.0 1252.3 425.0 1677.3 View list
6 1160305933 Maseko, T (Taddeus) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
7 1160147698 Leitch, N (Noa) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1150309617 Hechter, J (Jamie) 1 1.0 1 0 0 100.0 1252.3 425.0 1677.3 View list
9 1160147884 Hall, L (Luke) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1160190961 Fairfield, A (Arin) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1150309613 Cloete, B (Blake) 1 1.0 1 0 0 100.0 1252.3 425.0 1677.3 View list
12 1150136126 Clifford, B (Benedict) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
13 1140309624 Tshisikhawe, G (Gundo) 1 1.0 1 0 0 100.0 1252.3 425.0 1677.3 View list
14 1150302705 Tsouris, E (Ezra) 1 0.0 0 0 1 0.0 1275.6 -425.0 850.6 View list
15 1150152946 Taylor, E (Ezra) 1 0.0 0 0 1 0.0 1275.6 -425.0 850.6 View list
16 1160147694 Chen, N (Neo) 1 0.0 0 0 1 0.0 1252.3 -425.0 827.3 View list