Player Page

Petersen, B (Brionay)
Dob: 2012/11/13 (U14)
Gender: Female
Chess SA id: 2120119685
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (74 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 rating1311.8
Current Weighted rating1335.0
Current Weighted performance1201.4
Current official/published rating (highest between Raw, WR and WP)1335.0
Current highest rating achieved1432.5
Current floor (min rating allowed)932.5
Current K-factor32
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)±141.4
Current Raw change used (final)0.0
Projected new Raw rating1311.8
Projected new Weighed rating1227.3
Projected new Weighted performance1201.4
Projected new final Raw rating (if new WP > new Raw)1311.8
Projected new highest rating1432.5
Projected new floor932.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1311.8
Projected effective change (new Official - current Official)-23.2
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 rating1301.3
Current Weighted rating1331.6
Current Weighted performance1201.4
Current official/published rating (highest between Raw, WR and WP)1331.6
Current highest rating achieved1451.3
Current floor (min rating allowed)951.3
Current K-factor32
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)±143.5
Current Raw change used (final)0.0
Projected new Raw rating1301.3
Projected new Weighed rating1223.6
Projected new Weighted performance1201.4
Projected new final Raw rating (if new WP > new Raw)1301.3
Projected new highest rating1451.3
Projected new floor951.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1301.3
Projected effective change (new Official - current Official)-30.3
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 rating1245.4
Current Weighted rating1245.4
Current Weighted performance988.0
Current official/published rating (highest between Raw, WR and WP)1245.4
Current highest rating achieved1258.0
Current floor (min rating allowed)758.0
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)±155.4
Current Raw change used (final)0.0
Projected new Raw rating1245.4
Projected new Weighed rating1145.8
Projected new Weighted performance988.0
Projected new final Raw rating (if new WP > new Raw)1245.4
Projected new highest rating1258.0
Projected new floor758.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1245.4
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 rating1164.8
Current Weighted rating1164.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1164.8
Current highest rating achieved1164.8
Current floor (min rating allowed)664.8
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)±174.3
Current Raw change used (final)0.0
Projected new Raw rating1164.8
Projected new Weighed rating1071.6
Projected new Weighted performance283.3
Projected new final Raw rating (if new WP > new Raw)1164.8
Projected new highest rating1164.8
Projected new floor664.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1164.8
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Western Cape Top Schools Championship 2024 (U13 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 6 3.0 1328.5 1319.9 Analysis
4 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1339.9 1336.5 Analysis
3 Eden School Chess Trials 1 2024 (U13 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 3.5 1335.9 1330.7 Analysis
2 Hessequa Skole Proewe 2 2024 (U13 Girls) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.0 1354.2 1355.0 Analysis
1 Hessequa Proewe 1 2024 (U13 Girls) 2024/01/27 2024/01/27 Eden District (WEG) Standard 60 0.83 5 5 4.0 1329.2 1326.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
29 Western Cape Top Schools Championship 2024 (U13 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 6 3.0 1328.5 1319.9 Analysis
28 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1339.9 1336.5 Analysis
27 Eden School Chess Trials 1 2024 (U13 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 3.5 1335.9 1330.7 Analysis
26 Hessequa Skole Proewe 2 2024 (U13 Girls) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.0 1354.2 1355.0 Analysis
25 Hessequa Proewe 1 2024 (U13 Girls) 2024/01/27 2024/01/27 Eden District (WEG) Standard 60 0.83 5 5 4.0 1329.2 1326.5 Analysis
24 Western Cape Top Schools 2023 (U13 Girls) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 6 2.5 1373.8 1381.2 Analysis
23 Eden Top Schools 2023 (U13 Girls) 2023/08/19 2023/08/19 Eden District (WEG) Standard 60 0.83 5 4 4.0 1345.9 1349.2 Analysis
22 Western Cape PS Individuals 2023 (U11 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1404.3 1428.9 Analysis
21 Eden Trials 2+3 2023 (U12) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 4 2.0 1404.3 1428.9 Analysis
20 Eden Trails 1 2023 (U11 Girls) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 4.0 1383.6 1407.1 Analysis
19 Hessequa Proewe 2 2023 (O11 Dogters) 2023/02/11 2023/02/11 Eden District (WEG) Standard 60 0.83 5 5 3.0 1393.7 1425.7 Analysis
18 Hessequa Proewe 1 2023 (O11 Dogters) 2023/01/28 2023/01/28 Eden District (WEG) Standard 60 0.83 5 5 4.0 1378.0 1410.7 Analysis
17 George Open 2022 (C) 2022/12/03 2022/12/03 Eden District (WEG) Standard 60 0.83 5 5 2.0 1403.0 1451.3 Analysis
16 VGK 2022 (Rapid Development) 2022/11/12 2022/11/12 Eden District (WEG) Rapid 17 0.42 6 6 3.0 1432.5 1258.0 Analysis
15 VGK 2022 (Blitz) 2022/11/12 2022/11/12 Eden District (WEG) Blitz 5 0.18 6 6 2.0 1432.5 1200.0 Analysis
14 Hessequa Ontwikkeling 2022 (Laerskole) 2022/10/22 2022/10/22 Eden District (WEG) Rapid 30 0.60 5 5 4.0 1421.9 1194.0 Analysis
13 Western Cape Top Schools 2022 (U11 Girls) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 5.0 1378.6 1372.4 Analysis
12 Pacaltsdorp Chess Club 2022 (Development) 2022/08/27 2022/08/27 Eden District (WEG) Rapid 25 0.54 6 6 4.0 1282.2 1153.2 Analysis
11 Eden Topskole 2022 (O11 Dogters) 2022/08/13 2022/08/13 Eden District (WEG) Standard 60 0.83 6 6 6.0 1282.2 1279.0 Analysis
10 Knysna Oyster Festival Rapid Chess 2022 (B) 2022/07/02 2022/07/02 Eden District (WEG) Rapid 30 0.60 5 5 2.0 1291.1 1165.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 27 16 1 10 16.5 61.1 94.4 1216.8 1311.3
White 12 7 0 5 7.0 58.3 70.8 1258.0 1328.8
Black 15 9 1 5 9.5 63.3 113.3 1183.9 1297.2
Standard All 27 16 1 10 16.5 61.1 94.4 1216.8 1311.3
White 12 7 0 5 7.0 58.3 70.8 1258.0 1328.8
Black 15 9 1 5 9.5 63.3 113.3 1183.9 1297.2
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 152 86 5 61 88.5 58.2 69.9 1234.0 1303.9
White 77 47 0 30 47.0 61.0 93.8 1235.5 1329.3
Black 75 39 5 31 41.5 55.3 45.3 1232.5 1277.8
Standard All 119 69 5 45 71.5 60.1 85.7 1221.4 1307.1
White 60 40 0 20 40.0 66.7 141.7 1224.6 1366.3
Black 59 29 5 25 31.5 53.4 28.8 1218.1 1246.9
Rapid All 27 15 0 12 15.0 55.6 47.2 1280.3 1327.5
White 14 6 0 8 6.0 42.9 -60.7 1277.0 1216.3
Black 13 9 0 4 9.0 69.2 163.5 1283.9 1447.4
Blitz All 6 2 0 4 2.0 33.3 -141.7 1276.3 1134.7
White 3 1 0 2 1.0 33.3 -141.7 1260.0 1118.3
Black 3 1 0 2 1.0 33.3 -141.7 1292.7 1151.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120108533 Johnson, A (Amy) 7 4.0 4 0 3 57.1 1277.2 60.7 1337.9 View list
2 2110136772 Sauls, G (Glinnis-Lynn) 6 4.0 4 0 2 66.7 1271.4 141.7 1413.1 View list
3 2120119684 Moses, J (Jay-Leigh) 5 0.5 0 1 4 10.0 1224.5 -340.0 884.5 View list
4 2120145212 Groenewalt, M (Minka) 4 4.0 4 0 0 100.0 1331.5 425.0 1756.5 View list
5 2110136773 Taute, E (Edwina) 4 1.0 1 0 3 25.0 1262.1 -212.5 1049.6 View list
6 2110131983 Daniels, C (Chelsea) 3 3.0 3 0 0 100.0 1266.6 425.0 1691.6 View list
7 2120136814 Benn, C (Ciara) 3 3.0 3 0 0 100.0 1246.9 425.0 1671.9 View list
8 2120148839 Goliath, H (Hayley) 3 3.0 3 0 0 100.0 1375.3 425.0 1800.3 View list
9 2110110932 Bester, L (Lize-Mari) 3 2.0 2 0 1 66.7 1176.7 141.7 1318.4 View list
10 2130136784 Meyer, X (Xaydia) 3 2.0 2 0 1 66.7 1392.0 141.7 1533.7 View list
11 1110130128 Da Silva, D (Darren) 3 1.0 1 0 2 33.3 1335.3 -141.7 1193.6 View list
12 2110117246 Cromhout, B (Bianca) 3 1.0 1 0 2 33.3 1118.3 -141.7 976.6 View list
13 2120116532 Cornforth, K (Kayleigh) 3 1.0 1 0 2 33.3 1174.8 -141.7 1033.1 View list
14 2110134799 Pietersen, C (Chandre) 3 1.0 1 0 2 33.3 1372.0 -141.7 1230.3 View list
15 2130108536 Van Zyl, L (Lisa) 3 1.0 1 0 2 33.3 1397.9 -141.7 1256.2 View list
16 2120151016 Claassen, K (Katalaya) 2 2.0 2 0 0 100.0 1393.9 425.0 1818.9 View list
17 2110130748 Basson, K (Karliayah) 2 2.0 2 0 0 100.0 1235.3 425.0 1660.3 View list
18 2130134504 Blignaut, DC (Dane Chelsea) 2 2.0 2 0 0 100.0 1201.0 425.0 1626.0 View list
19 2120130872 October, E (Eldonay) 2 2.0 2 0 0 100.0 1282.2 425.0 1707.2 View list
20 2100118902 Brown, L (Lamees) 2 1.0 1 0 1 50.0 1359.8 0.0 1359.8 View list