Player Page

Biri, D (Denison)
Dob: 2008/05/10 (U18)
Gender: Male
Chess SA id: 1080152966
FIDE id:
Region: Ethekwini (KED)
Citizen: RSA
Title(s):
Last active: 2024/04/14 (34 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 rating1267.9
Curent Weighted rating1258.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1267.9
Current floor (min rating allowed)778.2
Current highest rating achieved1278.2
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)±150.5
Current Raw change used (final)0.0
Projected new Raw rating1267.9
Projected new Weighed rating1260.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1278.2
Projected new floor778.2
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 rating1259.2
Curent Weighted rating1250.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1259.2
Current floor (min rating allowed)759.2
Current highest rating achieved1259.2
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)±152.4
Current Raw change used (final)0.0
Projected new Raw rating1259.2
Projected new Weighed rating1252.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1259.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1259.2
Projected new floor759.2
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 rating1233.2
Curent Weighted rating1224.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1233.2
Current floor (min rating allowed)733.2
Current highest rating achieved1233.2
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)±158.2
Current Raw change used (final)0.0
Projected new Raw rating1233.2
Projected new Weighed rating1225.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1233.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1233.2
Projected new floor733.2
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 rating1108.4
Curent Weighted rating1160.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1160.6
Current floor (min rating allowed)733.2
Current highest rating achieved1108.4
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)±188.9
Current Raw change used (final)0.0
Projected new Raw rating1108.4
Projected new Weighed rating1155.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1155.1
Projected effective change (new Official - current Official)-5.5
Projected new highest rating1108.4
Projected new floor733.2
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 ECA 1st Youth Trials (U18+U20) 2024/04/13 2024/04/14 Ethekwini (KED) Standard 60 0.83 6 0 0.0 1267.9 1259.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 2024 ECA 1st Youth Trials (U18+U20) 2024/04/13 2024/04/14 Ethekwini (KED) Standard 60 0.83 6 0 0.0 1267.9 1259.2 Analysis
3 2023 USSA Championships (Blitz) 2023/12/06 2023/12/06 Ethekwini (KED) Blitz 5 0.18 9 9 2.5 1278.2 1200.0 Analysis
2 2023 KZN Winter Schools Selections (U15 Boys) 2023/06/24 2023/06/24 Ethekwini (KED) Rapid 30 0.60 7 7 4.5 1249.5 1200.0 Analysis
1 Durban Chess Clarence Championship 2023 (C) 2023/03/18 2023/03/18 Ethekwini (KED) Standard 60 0.83 5 5 4.0 1200.0 1200.0 Analysis
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 21 10 2 9 11.0 52.4 20.2 1284.8 1305.1
White 12 6 0 6 6.0 50.0 0.0 1279.9 1279.9
Black 9 4 2 3 5.0 55.6 47.2 1291.4 1338.7
Standard All 5 4 0 1 4.0 80.0 255.0 1205.1 1460.1
White 3 2 0 1 2.0 66.7 141.7 1197.3 1339.0
Black 2 2 0 0 2.0 100.0 425.0 1216.7 1641.7
Rapid All 7 4 1 2 4.5 64.3 121.4 1295.4 1416.8
White 4 3 0 1 3.0 75.0 212.5 1252.5 1465.0
Black 3 1 1 1 1.5 50.0 0.0 1352.5 1352.5
Blitz All 9 2 1 6 2.5 27.8 -188.9 1320.9 1132.0
White 5 1 0 4 1.0 20.0 -255.0 1351.2 1096.2
Black 4 1 1 2 1.5 37.5 -106.3 1283.0 1176.8
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1100149289 Mkhize, L (Lebo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1090148111 Nxumalo, S (Sisonke) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
3 1080157513 Ntuli, S (Samkelo) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
4 1090157512 Nhlangulela, P (Phumlani) 1 1.0 1 0 0 100.0 1278.2 425.0 1703.2 View list
5 1130152970 Ngwenya, S (Samkelo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1090134853 Mthembu, S (Sibani) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
7 1150146150 Ellender, A (Asher) 1 1.0 1 0 0 100.0 1278.2 425.0 1703.2 View list
8 1110137040 Cason, D (David) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1080157517 Sibhema, O (Owethu) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
10 1080152971 Rajesh, H (Harshavardan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1090112248 Subramoney, R (Riaan) 1 0.5 0 1 0 50.0 1249.5 0.0 1249.5 View list
12 1040191412 Tiwani, S (Sinethemba) 1 0.5 0 1 0 50.0 1278.2 0.0 1278.2 View list
13 184037348 Tebeila, U (Umingonapakade) 1 0.0 0 0 1 0.0 1278.2 -425.0 853.2 View list
14 1100135077 Pascoe, J (James) 1 0.0 0 0 1 0.0 1249.5 -425.0 824.5 View list
15 1970146833 Mlotshwa, M (Muzomuhle) 1 0.0 0 0 1 0.0 1278.2 -425.0 853.2 View list
16 1000134206 Makatwane, L (Lethabo) 1 0.0 0 0 1 0.0 1278.2 -425.0 853.2 View list
17 110092160 Magudulela, N (Ndumiso) 1 0.0 0 0 1 0.0 1249.5 -425.0 824.5 View list
18 195019303 Mafora, L (Letlhogonolo) 1 0.0 0 0 1 0.0 1278.2 -425.0 853.2 View list
19 101086904 Mabotja, AC (Autane) 1 0.0 0 0 1 0.0 1278.2 -425.0 853.2 View list
20 1080146795 Kazadi, E (Elisha) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list