Player Page

Buhr, G (Gretchen)
Dob: 2012/12/18 (U14)
Gender: Female
Chess SA id: 2120133357
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (13 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 rating1299.5
Current Weighted rating1234.9
Current Weighted performance1287.1
Current official/published rating (highest between Raw, WR and WP)1299.5
Current highest rating achieved1299.5
Current floor (min rating allowed)799.5
Current K-factor36
Games played this month6
Score (S)3.0
Expected score (We)3.15
Difference (S-We)-0.12
Current Raw change (no limits, including tournament time weight)-4.5
Current min/max change allowed (with limits)±143.9
Current Raw change used (final)-4.5
Projected new Raw rating1295.0
Projected new Weighed rating1138.2
Projected new Weighted performance1295.4
Projected new final Raw rating (if new WP > new Raw)1295.4
Projected new highest rating1299.5
Projected new floor799.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1295.4
Projected effective change (new Official - current Official)-4.1
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 rating1305.5
Current Weighted rating1238.3
Current Weighted performance1290.2
Current official/published rating (highest between Raw, WR and WP)1305.5
Current highest rating achieved1305.5
Current floor (min rating allowed)805.5
Current K-factor36
Games played this month6
Score (S)3.0
Expected score (We)3.22
Difference (S-We)-0.22
Current Raw change (no limits, including tournament time weight)-7.9
Current min/max change allowed (with limits)±142.7
Current Raw change used (final)-7.9
Projected new Raw rating1297.6
Projected new Weighed rating1141.2
Projected new Weighted performance1300.4
Projected new final Raw rating (if new WP > new Raw)1300.4
Projected new highest rating1305.5
Projected new floor805.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1300.4
Projected effective change (new Official - current Official)-5.1
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 rating1187.6
Current Weighted rating1171.7
Current Weighted performance981.9
Current official/published rating (highest between Raw, WR and WP)1187.6
Current highest rating achieved1187.6
Current floor (min rating allowed)687.6
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)±168.8
Current Raw change used (final)0.0
Projected new Raw rating1187.6
Projected new Weighed rating1079.0
Projected new Weighted performance981.9
Projected new final Raw rating (if new WP > new Raw)1187.6
Projected new highest rating1187.6
Projected new floor687.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1187.6
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
Tournament: Western Cape Top Schools Championship 2024 (U13 Girls)
Start: 2024/08/30  End: 2024/09/01  Host: WEG  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 3.0
Main rating: 1299.5  Rating gain/loss: -4.5
Type rating: 1305.5  Rating gain/loss: -7.9
Analysis
#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 1299.5 1305.5 Analysis
4 Overberg Schools - Top Schools 2024 (U9-U15 Girls) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 4 3.5 1249.3 1248.6 Analysis
3 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 2.5 1262.7 1264.4 Analysis
2 Overberg Schools - PS Closed 2024 (U13 Girls) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1232.8 1235.2 Analysis
1 Overberg Schools - PS Trials Region 3 2024 (U13 Girls) 2024/03/02 2024/03/02 Overberg (WOS) Rapid 30 0.60 5 5 3.0 1232.8 1164.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
17 Western Cape Top Schools Championship 2024 (U13 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 6 3.0 1299.5 1305.5 Analysis
16 Overberg Schools - Top Schools 2024 (U9-U15 Girls) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 4 3.5 1249.3 1248.6 Analysis
15 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 2.5 1262.7 1264.4 Analysis
14 Overberg Schools - PS Closed 2024 (U13 Girls) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1232.8 1235.2 Analysis
13 Overberg Schools - PS Trials Region 3 2024 (U13 Girls) 2024/03/02 2024/03/02 Overberg (WOS) Rapid 30 0.60 5 5 3.0 1232.8 1164.0 Analysis
12 Western Cape Top Schools 2023 (U11 Mixed) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 6 4.0 1190.0 1198.1 Analysis
11 Overberg Top Schools 2023 (U11) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 5 3.0 1170.4 1174.0 Analysis
10 Western Cape PS Individuals 2023 (U11 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 2.5 1162.4 1162.5 Analysis
9 Overberg School Chess Closed Tournament 2023 (U11 Girls) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 2.5 1154.0 1163.6 Analysis
8 Overberg Primary School Trials (Region 2) 2023 (U11 Girls) 2023/02/24 2023/03/10 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1154.0 1140.4 Analysis
7 Overberg Schools Open Tournament 2023 (U12) 2023/02/11 2023/02/11 Overberg (WOS) Rapid 20 0.47 5 5 3.0 1140.5 1102.8 Analysis
6 Western Cape Top Schools 2022 (U11 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 1.0 1181.0 1217.2 Analysis
5 Western Cape Schools 2022 (U11 Girls) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 3.0 1172.5 1221.2 Analysis
4 Overberg Primary Schools Closed 2022 (U11 Girls) 2022/03/12 2022/03/12 Overberg (WOS) Standard 60 0.83 5 5 3.5 1125.4 1179.6 Analysis
3 Western Cape Schools 2021 (U9 Girls) 2021/10/23 2021/10/23 Overberg (WOS) Rapid 35 0.66 5 5 1.0 1154.4 1160.0 Analysis
2 Overberg Schools Trials 2021 (U9) 2021/09/18 2021/09/18 Overberg (WOS) Rapid 30 0.60 5 4 1.0 1182.7 1200.0 Analysis
1 Overberg Closed 2020 (U9 Girls) 2020/03/15 2020/03/15 Overberg (WOS) Standard 60 0.83 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 26 14 4 8 16.0 61.5 98.1 1213.4 1311.5
White 13 8 3 2 9.5 73.1 196.2 1187.9 1384.0
Black 13 6 1 6 6.5 50.0 0.0 1238.9 1238.9
Standard All 21 12 2 7 13.0 61.9 101.2 1221.9 1323.0
White 10 8 1 1 8.5 85.0 297.5 1183.5 1481.0
Black 11 4 1 6 4.5 40.9 -77.3 1256.7 1179.5
Rapid All 5 2 2 1 3.0 60.0 85.0 1177.8 1262.8
White 3 0 2 1 1.0 33.3 -141.7 1202.4 1060.8
Black 2 2 0 0 2.0 100.0 425.0 1140.8 1565.8
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 89 40 11 38 45.5 51.1 9.6 1208.5 1218.1
White 45 24 7 14 27.5 61.1 94.4 1186.0 1280.4
Black 44 16 4 24 18.0 40.9 -77.3 1231.5 1154.2
Standard All 64 30 9 25 34.5 53.9 33.2 1214.5 1247.7
White 32 19 5 8 21.5 67.2 146.1 1189.3 1335.4
Black 32 11 4 17 13.0 40.6 -79.7 1239.6 1160.0
Rapid All 25 10 2 13 11.0 44.0 -51.0 1193.2 1142.2
White 13 5 2 6 6.0 46.2 -32.7 1177.8 1145.1
Black 12 5 0 7 5.0 41.7 -70.8 1209.9 1139.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120147467 Spinnler, E (Elizabeth Hendrina) 3 2.5 2 1 0 83.3 1152.3 283.3 1435.6 View list
2 2120138444 Otto, J (Johanne) 3 1.0 0 2 1 33.3 1206.5 -141.7 1064.9 View list
3 2120138434 Arendse, J (Jenivah) 2 2.0 2 0 0 100.0 1149.0 425.0 1574.0 View list
4 2120138437 Collins, E (Esme) 2 2.0 2 0 0 100.0 1179.1 425.0 1604.1 View list
5 2120138441 Fortuin, E (Eron) 2 2.0 2 0 0 100.0 1232.8 425.0 1657.8 View list
6 1130150077 Pretorius, D (Dominic Reinhart) 2 2.0 2 0 0 100.0 1180.2 425.0 1605.2 View list
7 2130152317 Van Zyl, H (Hannah) 2 2.0 2 0 0 100.0 1154.0 425.0 1579.0 View list
8 2120138448 Van Der Westhuizen, M (Mika) 2 1.0 1 0 1 50.0 1139.7 0.0 1139.7 View list
9 2110146720 Fihla, L (Lethabo) 2 0.5 0 1 1 25.0 1274.4 -212.5 1061.9 View list
10 2120138439 Du Preez, A (Alet) 2 0.5 0 1 1 25.0 1193.4 -212.5 980.9 View list
11 2120108533 Johnson, A (Amy) 2 0.0 0 0 2 0.0 1163.5 -425.0 738.5 View list
12 2130150705 Van Der Merwe, E (Emily) 2 0.0 0 0 2 0.0 1158.2 -425.0 733.2 View list
13 2140134819 Du Toit, C (Clara) 1 1.0 1 0 0 100.0 1182.7 425.0 1607.7 View list
14 1120149747 Buys, L (Louwen) 1 1.0 1 0 0 100.0 1190.0 425.0 1615.0 View list
15 2120138744 Bolton, A (Alyssa) 1 1.0 1 0 0 100.0 1162.4 425.0 1587.4 View list
16 2110150081 Diederiks, K (Katryn) 1 1.0 1 0 0 100.0 1232.8 425.0 1657.8 View list
17 1130139059 Azar, C (Christopher) 1 1.0 1 0 0 100.0 1190.0 425.0 1615.0 View list
18 1110138421 Fisher, H (Heinz) 1 1.0 1 0 0 100.0 1140.5 425.0 1565.5 View list
19 2120136558 Fischer, A (Amike) 1 1.0 1 0 0 100.0 1162.4 425.0 1587.4 View list
20 2130190323 Greyling, Z (Zanlia) 1 1.0 1 0 0 100.0 1299.5 425.0 1724.5 View list