Player Page

Siebritz, N (Noelle)
Dob: 2011/01/09 (U14)
Gender: Female
Chess SA id: 2110159903
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/08/24 (17 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 rating1274.0
Current Weighted rating1144.1
Current Weighted performance1277.9
Current official/published rating (highest between Raw, WR and WP)1277.9
Current highest rating achieved1274.0
Current floor (min rating allowed)774.0
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)1.88
Difference (S-We)0.08
Current Raw change (no limits, including tournament time weight)2.9
Current min/max change allowed (with limits)±149.2
Current Raw change used (final)2.9
Projected new Raw rating1276.9
Projected new Weighed rating1052.0
Projected new Weighted performance1261.0
Projected new final Raw rating (if new WP > new Raw)1276.9
Projected new highest rating1276.9
Projected new floor776.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1276.9
Projected effective change (new Official - current Official)-1.1
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 rating1278.3
Current Weighted rating1179.2
Current Weighted performance1297.1
Current official/published rating (highest between Raw, WR and WP)1297.1
Current highest rating achieved1278.3
Current floor (min rating allowed)778.3
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)±148.3
Current Raw change used (final)0.0
Projected new Raw rating1278.3
Projected new Weighed rating1084.8
Projected new Weighted performance1297.1
Projected new final Raw rating (if new WP > new Raw)1297.1
Projected new highest rating1297.1
Projected new floor797.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1297.1
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 rating1242.0
Current Weighted rating1130.8
Current Weighted performance1207.3
Current official/published rating (highest between Raw, WR and WP)1242.0
Current highest rating achieved1242.0
Current floor (min rating allowed)742.0
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)2.34
Difference (S-We)-0.34
Current Raw change (no limits, including tournament time weight)-12.2
Current min/max change allowed (with limits)±156.2
Current Raw change used (final)-12.2
Projected new Raw rating1229.8
Projected new Weighed rating1039.6
Projected new Weighted performance1247.1
Projected new final Raw rating (if new WP > new Raw)1247.1
Projected new highest rating1247.1
Projected new floor747.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1247.1
Projected effective change (new Official - current Official)+5.1
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 rating1073.3
Current Weighted rating1150.8
Current Weighted performance1074.8
Current official/published rating (highest between Raw, WR and WP)1150.8
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)±198.6
Current Raw change used (final)0.0
Projected new Raw rating1073.3
Projected new Weighed rating1057.1
Projected new Weighted performance1074.8
Projected new final Raw rating (if new WP > new Raw)1074.8
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)1074.8
Projected effective change (new Official - current Official)-76.0
Tournaments
Tournament: The Rooibos Open 2024 (Elite)
Start: 2024/08/24  End: 2024/08/24  Host: WCU  Type: Rapid   Time: 35  Time weight: 0.66  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1274.0  Rating gain/loss: 2.9
Type rating: 1242.0  Rating gain/loss: -12.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
19 The Rooibos Open 2024 (Elite) 2024/08/24 2024/08/24 West Coast (WCU) Rapid 35 0.66 5 5 2.0 1274.0 1242.0 Analysis
18 Western Cape Women’s Championship 2024 (Intermediate) 2024/08/10 2024/08/10 West Coast (WCU) Standard 60 0.83 5 5 2.0 1246.8 1234.3 Analysis
17 Western Cape Women’s Championship 2024 (U14) 2024/08/09 2024/08/09 West Coast (WCU) Standard 60 0.83 5 5 3.0 1246.8 1234.3 Analysis
16 South African Open Chess Championship 2024 (C) 2024/07/04 2024/07/07 Ethekwini (KED) Standard 90 0.94 7 7 3.0 1229.2 1212.3 Analysis
15 Lambertsbay Youth Open 2024 (Open) 2024/06/17 2024/06/17 West Coast (WCU) Rapid 33 0.64 5 4 2.5 1186.0 1150.3 Analysis
14 Basil Ellman Annual Rapid 2024 (Advanced) 2024/06/08 2024/06/08 West Coast (WCU) Rapid 28 0.58 5 5 4.0 1186.0 1150.3 Analysis
13 Deep Blue CC May Blitz 2024 2024/05/22 2024/05/22 West Coast (WCU) Blitz 5 0.18 7 7 2.0 1125.9 1110.0 Analysis
12 West Coast & Mykonos Open 2024 (U14) 2024/05/18 2024/05/18 West Coast (WCU) Standard 60 0.83 5 5 3.5 1125.9 1139.2 Analysis
11 Lower West Top Schools 2024 (U18) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 4 0.5 1125.9 1186.3 Analysis
10 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 5 2.0 1125.9 1139.2 Analysis
9 Lambersbaai Open 2024 (A) 2024/05/01 2024/05/01 West Coast (WCU) Rapid 32 0.63 5 5 2.0 1125.9 1186.3 Analysis
8 Deep Blue Chess Club April Blitz 2024 2024/04/24 2024/04/24 West Coast (WCU) Blitz 5 0.18 7 5 1.0 1107.8 1172.6 Analysis
7 Deep Blue Open 2024 (Development) 2024/04/13 2024/04/13 West Coast (WCU) Rapid 35 0.66 5 5 2.5 1107.8 1145.7 Analysis
6 Deep Blue March Blitz 2024 2024/03/27 2024/03/27 West Coast (WCU) Blitz 5 0.18 5 5 2.0 1107.8 1172.6 Analysis
5 West Coast Schools Chess Prestige Championships 2024 (U13 Girls) 2024/03/09 2024/03/09 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1092.2 1070.4 Analysis
4 Deep Blue February Blitz Juniors 2024 2024/02/28 2024/02/28 West Coast (WCU) Blitz 5 0.18 7 6 3.0 1037.9 1167.6 Analysis
3 Lower West Coast Schools Chess Prestige 2024 (U13 Girls) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.5 1037.9 966.7 Analysis
2 Longacres Top 10 Battle January 2024 2024/01/27 2024/01/27 West Coast (WCU) Rapid 12 0.33 5 4 0.0 1044.9 1006.3 Analysis
1 Deep Blue CC Blitz 2024 (Juniors) 2024/01/27 2024/01/27 West Coast (WCU) Blitz 5 0.18 7 7 3.0 1044.9 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
25 The Rooibos Open 2024 (Elite) 2024/08/24 2024/08/24 West Coast (WCU) Rapid 35 0.66 5 5 2.0 1274.0 1242.0 Analysis
24 Western Cape Women’s Championship 2024 (Intermediate) 2024/08/10 2024/08/10 West Coast (WCU) Standard 60 0.83 5 5 2.0 1246.8 1234.3 Analysis
23 Western Cape Women’s Championship 2024 (U14) 2024/08/09 2024/08/09 West Coast (WCU) Standard 60 0.83 5 5 3.0 1246.8 1234.3 Analysis
22 South African Open Chess Championship 2024 (C) 2024/07/04 2024/07/07 Ethekwini (KED) Standard 90 0.94 7 7 3.0 1229.2 1212.3 Analysis
21 Lambertsbay Youth Open 2024 (Open) 2024/06/17 2024/06/17 West Coast (WCU) Rapid 33 0.64 5 4 2.5 1186.0 1150.3 Analysis
20 Basil Ellman Annual Rapid 2024 (Advanced) 2024/06/08 2024/06/08 West Coast (WCU) Rapid 28 0.58 5 5 4.0 1186.0 1150.3 Analysis
19 Deep Blue CC May Blitz 2024 2024/05/22 2024/05/22 West Coast (WCU) Blitz 5 0.18 7 7 2.0 1125.9 1110.0 Analysis
18 West Coast & Mykonos Open 2024 (U14) 2024/05/18 2024/05/18 West Coast (WCU) Standard 60 0.83 5 5 3.5 1125.9 1139.2 Analysis
17 Lower West Top Schools 2024 (U18) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 4 0.5 1125.9 1186.3 Analysis
16 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 5 2.0 1125.9 1139.2 Analysis
15 Lambersbaai Open 2024 (A) 2024/05/01 2024/05/01 West Coast (WCU) Rapid 32 0.63 5 5 2.0 1125.9 1186.3 Analysis
14 Deep Blue Chess Club April Blitz 2024 2024/04/24 2024/04/24 West Coast (WCU) Blitz 5 0.18 7 5 1.0 1107.8 1172.6 Analysis
13 Deep Blue Open 2024 (Development) 2024/04/13 2024/04/13 West Coast (WCU) Rapid 35 0.66 5 5 2.5 1107.8 1145.7 Analysis
12 Deep Blue March Blitz 2024 2024/03/27 2024/03/27 West Coast (WCU) Blitz 5 0.18 5 5 2.0 1107.8 1172.6 Analysis
11 West Coast Schools Chess Prestige Championships 2024 (U13 Girls) 2024/03/09 2024/03/09 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1092.2 1070.4 Analysis
10 Deep Blue February Blitz Juniors 2024 2024/02/28 2024/02/28 West Coast (WCU) Blitz 5 0.18 7 6 3.0 1037.9 1167.6 Analysis
9 Lower West Coast Schools Chess Prestige 2024 (U13 Girls) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.5 1037.9 966.7 Analysis
8 Longacres Top 10 Battle January 2024 2024/01/27 2024/01/27 West Coast (WCU) Rapid 12 0.33 5 4 0.0 1044.9 1006.3 Analysis
7 Deep Blue CC Blitz 2024 (Juniors) 2024/01/27 2024/01/27 West Coast (WCU) Blitz 5 0.18 7 7 3.0 1044.9 1200.0 Analysis
6 Deep Blue Open Team 2023 2023/11/04 2023/11/04 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1039.7 989.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 98 39 9 50 43.5 44.4 -47.7 1276.1 1228.4
White 51 18 6 27 21.0 41.2 -75.0 1262.0 1187.0
Black 47 21 3 23 22.5 47.9 -18.1 1291.4 1273.3
Standard All 27 12 3 12 13.5 50.0 0.0 1321.0 1321.0
White 13 7 2 4 8.0 61.5 98.1 1276.6 1374.7
Black 14 5 1 8 5.5 39.3 -91.1 1362.3 1271.2
Rapid All 41 16 6 19 19.0 46.3 -31.1 1248.8 1217.7
White 23 6 4 13 8.0 34.8 -129.3 1259.0 1129.6
Black 18 10 2 6 11.0 61.1 94.4 1235.8 1330.3
Blitz All 30 11 0 19 11.0 36.7 -113.3 1273.0 1159.6
White 15 5 0 10 5.0 33.3 -141.7 1254.0 1112.3
Black 15 6 0 9 6.0 40.0 -85.0 1291.9 1206.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 128 44 11 73 49.5 38.7 -96.3 1258.1 1161.8
White 69 23 7 39 26.5 38.4 -98.6 1243.6 1145.1
Black 59 21 4 34 23.0 39.0 -93.6 1275.0 1181.3
Standard All 31 12 4 15 14.0 45.2 -41.1 1303.1 1262.0
White 15 7 2 6 8.0 53.3 28.3 1261.6 1290.0
Black 16 5 2 9 6.0 37.5 -106.3 1342.0 1235.7
Rapid All 67 21 7 39 24.5 36.6 -114.2 1230.6 1116.4
White 39 11 5 23 13.5 34.6 -130.8 1232.7 1101.9
Black 28 10 2 16 11.0 39.3 -91.1 1227.6 1136.5
Blitz All 30 11 0 19 11.0 36.7 -113.3 1273.0 1159.6
White 15 5 0 10 5.0 33.3 -141.7 1254.0 1112.3
Black 15 6 0 9 6.0 40.0 -85.0 1291.9 1206.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1120100598 Ellman, A (Andries) 6 2.5 2 1 3 41.7 1106.9 -70.8 1036.0 View list
2 1110117560 Stoffberg, M (Mikaeel) 6 1.0 0 2 4 16.7 1118.7 -283.3 835.4 View list
3 1110139048 Siebritz, Y (Yul) 5 0.0 0 0 5 0.0 1105.5 -425.0 680.5 View list
4 2130142256 Marinus, M (Madison) 3 3.0 3 0 0 100.0 1113.8 425.0 1538.8 View list
5 1100192698 Sedeman, A (Aiden) 3 0.0 0 0 3 0.0 1113.8 -425.0 688.8 View list
6 209077302 Ellman, E (Elle-Marie) 2 2.0 2 0 0 100.0 1041.4 425.0 1466.4 View list
7 2120192676 Niewoudt, J (Jervane) 2 2.0 2 0 0 100.0 1065.1 425.0 1490.1 View list
8 1120162515 Williams, C (Calib) 2 2.0 2 0 0 100.0 1084.3 425.0 1509.3 View list
9 2160153830 Hendricks, W (Willow) 2 1.0 1 0 1 50.0 1073.8 0.0 1073.8 View list
10 2100142543 Love, C (Celine) 2 1.0 1 0 1 50.0 1200.0 0.0 1200.0 View list
11 2110117567 Schoeman, M (Mischke) 2 1.0 1 0 1 50.0 1186.3 0.0 1186.3 View list
12 2130139087 Steyn, S (Samantha) 2 0.5 0 1 1 25.0 1112.8 -212.5 900.3 View list
13 1080148003 Baartman, J (Jason) 2 0.0 0 0 2 0.0 1127.4 -425.0 702.4 View list
14 206055118 Ellman, A (Anne-Belle) 2 0.0 0 0 2 0.0 1041.4 -425.0 616.4 View list
15 2130153778 Kujinga, T (Tawanayasha) 2 0.0 0 0 2 0.0 1116.8 -425.0 691.8 View list
16 1120153777 Wehr, C (Corbin) 2 0.0 0 0 2 0.0 1076.3 -425.0 651.3 View list
17 1120162346 Winder, N (Noah James) 2 0.0 0 0 2 0.0 1084.3 -425.0 659.3 View list
18 1120192651 Eksteen, T (Theunis) 1 1.0 1 0 0 100.0 1125.9 425.0 1550.9 View list
19 1070149726 De Meillon, K (Kian) 1 1.0 1 0 0 100.0 1186.0 425.0 1611.0 View list
20 1130193715 Brutus, M (Michael) 1 1.0 1 0 0 100.0 1037.9 425.0 1462.9 View list