Player Page

Obrien, P (Patrick)
Dob: 2012/02/06 (U14)
Gender: Male
Chess SA id: 1120111297
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (7 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 rating1148.9
Curent Weighted rating1160.9
Curent Weighted performance1144.4
Current official/published rating (highest between Raw, WR and WP)1160.9
Current floor (min rating allowed)777.7
Current highest rating achieved1277.7
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)1.59
Difference (S-We)0.41
Current Raw change (no limits, including tournament time weight)12.3
Current min/max change allowed (with limits)±178.3
Current Raw change used (final)12.3
Projected new Raw rating1161.2
Projected new Weighed rating1160.8
Projected new Weighted performance1144.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1161.2
Projected effective change (new Official - current Official)+0.3
Projected new highest rating1277.7
Projected new floor777.7
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 rating1151.7
Curent Weighted rating1151.8
Curent Weighted performance1140.3
Current official/published rating (highest between Raw, WR and WP)1151.8
Current floor (min rating allowed)775.7
Current highest rating achieved1275.7
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)1.72
Difference (S-We)0.28
Current Raw change (no limits, including tournament time weight)10.1
Current min/max change allowed (with limits)±177.6
Current Raw change used (final)10.1
Projected new Raw rating1161.8
Projected new Weighed rating1152.5
Projected new Weighted performance1140.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1161.8
Projected effective change (new Official - current Official)+10.0
Projected new highest rating1275.7
Projected new floor775.7
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 rating1240.0
Curent Weighted rating1238.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1240.0
Current floor (min rating allowed)740.0
Current highest rating achieved1240.0
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)±156.6
Current Raw change used (final)0.0
Projected new Raw rating1240.0
Projected new Weighed rating1239.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1240.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1240.0
Projected new floor740.0
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 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)740.0
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 floor740.0
Projected new K-facor36
Tournaments
Tournament: Spartan Bishops Chess Championships 2024 (Senior Pawns)
Start: 2024/05/04  End: 2024/05/05  Host: NBR  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1148.9  Rating gain/loss: 12.3
Type rating: 1151.7  Rating gain/loss: 10.1
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Spartan Bishops Chess Championships 2024 (Senior Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1148.9 1151.7 Analysis
2 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1109.2 1107.1 Analysis
1 Schoemies' Kings & Queens 2024 (Knights) 2024/03/02 2024/03/02 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1059.9 1043.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
34 Spartan Bishops Chess Championships 2024 (Senior Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1148.9 1151.7 Analysis
33 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1109.2 1107.1 Analysis
32 Schoemies' Kings & Queens 2024 (Knights) 2024/03/02 2024/03/02 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1059.9 1043.7 Analysis
31 2023 Cross Border Chess Championships Gaborone vs Bojanala 2023/12/14 2023/12/14 Botswana (BOT) Standard 65 0.85 10 10 2.5 1220.9 1207.7 Analysis
30 Bojanala's Merry ChessMas 2023 (Knights) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1220.9 1207.7 Analysis
29 West Rand vs Bojanala Inter-Regional Championships 2023 (U12) 2023/10/14 2023/10/14 West Rand (GWR) Standard 60 0.83 5 5 1.0 1252.3 1244.4 Analysis
28 Bojanala's Spring Cleaning 2023 (Knights) 2023/08/26 2023/08/26 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1277.7 1275.7 Analysis
27 Bojanala's FIDE in the Sparkling Waters 2023 (Junior) 2023/07/29 2023/07/29 Bojanala Platina (NBR) Standard 120 1.00 6 6 3.0 1266.1 1264.1 Analysis
26 Olienpark - 2nd One for the Ages 2023 (U12) 2023/05/13 2023/05/13 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1220.8 1218.9 Analysis
25 Nories Make It Happen 2023 (Knights) 2023/03/04 2023/03/04 Bojanala Platina (NBR) Standard 62 0.84 5 5 3.0 1206.4 1201.3 Analysis
24 One For The Ages 2023 (U12) 2023/02/18 2023/02/18 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1129.1 1111.3 Analysis
23 Harties Wolf Pack 2023 (Knights) 2023/01/21 2023/01/21 Bojanala Platina (NBR) Standard 62 0.84 5 5 2.0 1133.8 1112.9 Analysis
22 West Rand vs Bojanala 2022 (U12B) 2022/11/05 2022/11/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 1163.3 1142.9 Analysis
21 FIDE at The King`s Gate 2.0 2022 (Junior) 2022/10/22 2022/10/22 Bojanala Platina (NBR) Standard 92 0.94 5 4 2.0 1096.8 1096.2 Analysis
20 Super 8 Skaak 2022 (Seniors) 2022/10/14 2022/10/14 Bojanala Platina (NBR) Rapid 30 0.60 7 6 4.0 1096.8 1200.0 Analysis
19 Bojanala SAJCC Trials 2022 (U12) 2022/09/23 2022/09/23 Bojanala Platina (NBR) Standard 120 1.00 5 5 2.0 1131.6 1130.8 Analysis
18 Larries The Final Wild Card Tournament 2022 (U12) 2022/09/17 2022/09/17 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 1131.6 1130.8 Analysis
17 Bojanala Chess Federation Wildcards 2022 (U12) 2022/08/20 2022/08/20 Bojanala Platina (NBR) Standard 62 0.84 5 5 3.0 1100.7 1092.8 Analysis
16 Bojanala Chess Federation Clash of Schools 2022 (PS Championship) 2022/07/22 2022/07/22 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1108.7 1093.2 Analysis
15 One For The Ages 2022 (U12) 2022/07/16 2022/07/16 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 1108.7 1093.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 8 0 7 8.0 53.3 28.3 1273.6 1302.0
White 8 5 0 3 5.0 62.5 106.3 1260.7 1367.0
Black 7 3 0 4 3.0 42.9 -60.7 1288.4 1227.7
Standard All 15 8 0 7 8.0 53.3 28.3 1273.6 1302.0
White 8 5 0 3 5.0 62.5 106.3 1260.7 1367.0
Black 7 3 0 4 3.0 42.9 -60.7 1288.4 1227.7
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 179 72 9 98 76.5 42.7 -61.7 1209.8 1148.0
White 85 32 5 48 34.5 40.6 -80.0 1204.8 1124.8
Black 94 40 4 50 42.0 44.7 -45.2 1214.2 1169.0
Standard All 173 68 9 96 72.5 41.9 -68.8 1210.4 1141.6
White 82 30 5 47 32.5 39.6 -88.1 1204.8 1116.7
Black 91 38 4 49 40.0 44.0 -51.4 1215.4 1164.1
Rapid All 6 4 0 2 4.0 66.7 141.7 1192.1 1333.8
White 3 2 0 1 2.0 66.7 141.7 1206.7 1348.3
Black 3 2 0 1 2.0 66.7 141.7 1177.5 1319.2
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 2120111293 Gouws, K (Karah) 6 1.0 1 0 5 16.7 1159.3 -283.3 876.0 View list
2 1120096351 Nkwe, T (Tumalano) 6 0.0 0 0 6 0.0 1172.8 -425.0 747.8 View list
3 1120099318 Weber, U (Ulrich) 5 2.5 2 1 2 50.0 1172.8 0.0 1172.8 View list
4 211093260 Jansen Van Vuuren, M (Mari) 5 1.0 1 0 4 20.0 1139.2 -255.0 884.2 View list
5 1120111294 Ras, D (Daniel) 4 2.5 2 1 1 62.5 1176.8 106.3 1283.0 View list
6 1120099319 Janse Van Rensburg, J (Jean-Jaques) 3 2.5 2 1 0 83.3 1177.6 283.3 1460.9 View list
7 1120099321 Sibiya, K (Khayalethu) 3 2.0 2 0 1 66.7 1175.0 141.7 1316.6 View list
8 1130109342 Gouws, D (Dylan) 3 2.0 1 2 0 66.7 1175.7 141.7 1317.4 View list
9 2120110366 Combrink, L (Luanca) 3 1.0 1 0 2 33.3 1156.8 -141.7 1015.1 View list
10 1120110364 Babusi, R (Resego) 3 1.0 1 0 2 33.3 1162.3 -141.7 1020.7 View list
11 2120136396 Monamatha, D (Diteboho) 3 1.0 1 0 2 33.3 1123.3 -141.7 981.6 View list
12 1120117923 Georgali, A (Andreas) 3 0.0 0 0 3 0.0 1169.8 -425.0 744.8 View list
13 1120117922 Sichone, N (Niza) 3 0.0 0 0 3 0.0 1184.3 -425.0 759.3 View list
14 1120156747 De Jager, L (Luan) 2 2.0 2 0 0 100.0 1165.0 425.0 1590.0 View list
15 1120097776 Pretorius, G (Gareth) 2 2.0 2 0 0 100.0 1137.4 425.0 1562.4 View list
16 1120109080 Smit, H (Handre) 2 1.5 1 1 0 75.0 1166.3 212.5 1378.8 View list
17 1110112986 Legwale, L (Lesedi) 2 1.0 1 0 1 50.0 1130.0 0.0 1130.0 View list
18 1120118786 Nkosi, W (Warona) 2 1.0 1 0 1 50.0 1131.6 0.0 1131.6 View list
19 1110140060 Turusida, T (Tshiamo) 2 1.0 1 0 1 50.0 1120.4 0.0 1120.4 View list
20 1120144053 Mokgatle, R (Remolebogetse) 2 0.0 0 0 2 0.0 1174.9 -425.0 749.9 View list