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: 2024/09/01 (81 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 rating1388.7
Current Weighted rating1307.5
Current Weighted performance1267.5
Current official/published rating (highest between Raw, WR and WP)1388.7
Current highest rating achieved1388.7
Current floor (min rating allowed)888.7
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)±126.7
Current Raw change used (final)0.0
Projected new Raw rating1388.7
Projected new Weighed rating1204.9
Projected new Weighted performance1267.5
Projected new final Raw rating (if new WP > new Raw)1388.7
Projected new highest rating1388.7
Projected new floor888.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1388.7
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 rating1370.4
Current Weighted rating1295.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1370.4
Current highest rating achieved1370.4
Current floor (min rating allowed)870.4
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)±130.1
Current Raw change used (final)0.0
Projected new Raw rating1370.4
Projected new Weighed rating1193.7
Projected new Weighted performance1043.9
Projected new final Raw rating (if new WP > new Raw)1370.4
Projected new highest rating1370.4
Projected new floor870.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1370.4
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 rating1233.2
Current Weighted rating1230.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1233.2
Current highest rating achieved1233.2
Current floor (min rating allowed)733.2
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 rating1132.9
Projected new Weighted performance388.8
Projected new final Raw rating (if new WP > new Raw)1233.2
Projected new highest rating1233.2
Projected new floor733.2
Projected new K-facor36
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
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 rating1154.0
Current Weighted rating1145.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1154.0
Current highest rating achieved1154.0
Current floor (min rating allowed)654.0
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)±177.0
Current Raw change used (final)0.0
Projected new Raw rating1154.0
Projected new Weighed rating1053.0
Projected new Weighted performance748.3
Projected new final Raw rating (if new WP > new Raw)1154.0
Projected new highest rating1154.0
Projected new floor654.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1154.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 2024 ECA 3rd Youth Trials (A) 2024/08/31 2024/09/01 Ethekwini (KED) Standard 60 0.83 6 0 0.0 1388.7 1370.4 Analysis
4 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 5.5 1296.0 1108.4 Analysis
3 South African Open Chess Championship 2024 (B) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 6.5 1296.0 1291.2 Analysis
2 2024 ECA 2nd Youth Trials (U18+U20) 2024/05/18 2024/05/19 Ethekwini (KED) Standard 60 0.83 6 6 3.5 1267.9 1259.2 Analysis
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
8 2024 ECA 3rd Youth Trials (A) 2024/08/31 2024/09/01 Ethekwini (KED) Standard 60 0.83 6 0 0.0 1388.7 1370.4 Analysis
7 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 5.5 1296.0 1108.4 Analysis
6 South African Open Chess Championship 2024 (B) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 6.5 1296.0 1291.2 Analysis
5 2024 ECA 2nd Youth Trials (U18+U20) 2024/05/18 2024/05/19 Ethekwini (KED) Standard 60 0.83 6 6 3.5 1267.9 1259.2 Analysis
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 28 14 3 11 15.5 55.4 45.5 1426.4 1472.0
White 13 7 2 4 8.0 61.5 98.1 1425.7 1523.8
Black 15 7 1 7 7.5 50.0 0.0 1427.0 1427.0
Standard All 17 9 2 6 10.0 58.8 75.0 1365.1 1440.1
White 8 4 1 3 4.5 56.3 53.1 1388.3 1441.5
Black 9 5 1 3 5.5 61.1 94.4 1344.4 1438.9
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 11 5 1 5 5.5 50.0 0.0 1521.2 1521.2
White 5 3 1 1 3.5 70.0 170.0 1485.6 1655.6
Black 6 2 0 4 2.0 33.3 -141.7 1550.9 1409.2
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 49 24 5 20 26.5 54.1 34.7 1365.7 1400.4
White 25 13 2 10 14.0 56.0 51.0 1355.7 1406.7
Black 24 11 3 10 12.5 52.1 17.7 1376.2 1393.9
Standard All 22 13 2 7 14.0 63.6 115.9 1328.7 1444.6
White 11 6 1 4 6.5 59.1 77.3 1336.2 1413.5
Black 11 7 1 3 7.5 68.2 154.5 1321.2 1475.7
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 20 7 2 11 8.0 40.0 -85.0 1431.1 1346.1
White 10 4 1 5 4.5 45.0 -42.5 1418.4 1375.9
Black 10 3 1 6 3.5 35.0 -127.5 1443.7 1316.2
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1090112248 Subramoney, R (Riaan) 2 0.5 0 1 1 25.0 1272.8 -212.5 1060.3 View list
2 1080146795 Kazadi, E (Elisha) 2 0.0 0 0 2 0.0 1234.0 -425.0 809.0 View list
3 1060130226 Lemon, A (Andre) 1 1.0 1 0 0 100.0 1267.9 425.0 1692.9 View list
4 2040300910 Mokhothu, P (Palesa) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
5 1110137040 Cason, D (David) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 174009090 Essop, R (Rashied) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
7 1150146150 Ellender, A (Asher) 1 1.0 1 0 0 100.0 1278.2 425.0 1703.2 View list
8 2130149319 Madhoo, P (Prathana) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
9 1100149289 Mkhize, L (Lebo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 106056610 Miglietti, D (Diego) 1 1.0 1 0 0 100.0 1267.9 425.0 1692.9 View list
11 207086167 Matshego, T (Thato) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
12 199088853 Maphumulo, L (Lungelo) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
13 1010140306 Msani, S (Siza) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
14 1090134853 Mthembu, S (Sibani) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
15 2010134259 Ncokotwane, Z (Zandi) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list
16 1130152970 Ngwenya, S (Samkelo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1090157512 Nhlangulela, P (Phumlani) 1 1.0 1 0 0 100.0 1278.2 425.0 1703.2 View list
18 1080157513 Ntuli, S (Samkelo) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
19 1090148111 Nxumalo, S (Sisonke) 1 1.0 1 0 0 100.0 1249.5 425.0 1674.5 View list
20 1120162098 Puran, M (Madhav) 1 1.0 1 0 0 100.0 1296.0 425.0 1721.0 View list