Player Page

Jacobs, AE (Alyssa)
Dob: 2011/11/21 (U14)
Gender: Female
Chess SA id: 2110103926
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2023/12/06 (149 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 rating1322.1
Curent Weighted rating1311.3
Curent Weighted performance1126.7
Current official/published rating (highest between Raw, WR and WP)1322.1
Current floor (min rating allowed)890.0
Current highest rating achieved1390.0
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)±139.3
Current Raw change used (final)0.0
Projected new Raw rating1322.1
Projected new Weighed rating1314.8
Projected new Weighted performance1126.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1322.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1390.0
Projected new floor890.0
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 rating1325.4
Curent Weighted rating1310.1
Curent Weighted performance1193.3
Current official/published rating (highest between Raw, WR and WP)1325.4
Current floor (min rating allowed)880.1
Current highest rating achieved1380.1
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)±138.7
Current Raw change used (final)0.0
Projected new Raw rating1325.4
Projected new Weighed rating1314.2
Projected new Weighted performance1193.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1325.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1380.1
Projected new floor880.1
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)700.0
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 floor700.0
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 rating1116.5
Curent Weighted rating1132.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1132.2
Current floor (min rating allowed)700.0
Current highest rating achieved1218.4
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)±186.8
Current Raw change used (final)0.0
Projected new Raw rating1116.5
Projected new Weighed rating1128.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1128.9
Projected effective change (new Official - current Official)-3.3
Projected new highest rating1218.4
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
27 CCC Blitz All 2023 2023/12/06 2023/12/06 Tshwane (GTP) Blitz 5 0.18 9 9 4.0 1326.8 1097.4 Analysis
26 2023 Centurion Chess Open (C) 2023/09/23 2023/09/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1338.2 1337.3 Analysis
25 2023 Centurion Club Championships 2023/07/19 2023/09/06 Tshwane (GTP) Standard 60 0.83 6 6 3.0 1338.2 1337.3 Analysis
24 2023 Elize Steenkamp Open Tournament (C) 2023/06/16 2023/06/17 Tshwane (GTP) Standard 90 0.94 6 6 2.5 1376.8 1380.1 Analysis
23 2023 Tshwane Chess FIDE Rated Blitz League 1 2023/05/28 2023/05/28 Tshwane (GTP) Blitz 5 0.18 9 8 2.0 1390.0 1218.4 Analysis
22 2023 Milos Ristic Open Tournament (C) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1264.7 1253.8 Analysis
21 Silver Lakes Open Chess Tournament (C) 2023/04/15 2023/04/15 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1264.7 1253.8 Analysis
20 Laerskool Constantiapark Open Chess Tournament 2023 (U14) 2023/02/18 2023/02/18 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1215.7 1208.3 Analysis
19 2023 Tshwane Chess Open Registration Tournament (C1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1216.6 1206.9 Analysis
18 2022 Wynie Robbertse Open (C) 2022/10/08 2022/10/08 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1171.2 1156.6 Analysis
17 2022 Etienne Lewis (U12 Girls) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1125.5 1105.8 Analysis
16 2022 Alekhine Open (C) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1147.2 1126.3 Analysis
15 2022 Menlo Open Tournament (C) 2022/07/23 2022/07/23 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1157.4 1134.9 Analysis
14 2022 Centurion Club Championships 2022/05/11 2022/06/22 Tshwane (GTP) Standard 60 0.83 6 2 0.0 1176.2 1155.8 Analysis
13 2022 Gauteng Interregion (U12 Girls) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1177.7 1157.6 Analysis
12 2022 Tshwane Chess Open Registration Tournament (C2) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1195.9 1179.2 Analysis
11 2021 CCC Inhouse Blitz (B) 2021/11/24 2021/11/24 Tshwane (GTP) Blitz 5 0.18 7 7 4.0 1210.6 1200.0 Analysis
10 2021 CCC Inhouse (B) 2021/10/20 2021/11/17 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1210.6 1199.7 Analysis
9 2021 Milos Ristic Open (C) 2021/10/09 2021/10/09 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1185.6 1176.9 Analysis
8 2021 Etienne Lewis Closed Trials (U12 Girls) 2021/09/24 2021/09/26 Nelson Mandela Bay (ENM) Standard 90 0.94 7 7 3.5 1175.8 1171.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 147 64 13 70 70.5 48.0 -17.3 1232.4 1215.0
White 75 36 8 31 40.0 53.3 28.3 1235.9 1264.3
Black 72 28 5 39 30.5 42.4 -64.9 1228.7 1163.8
Standard All 123 54 13 56 60.5 49.2 -6.9 1219.2 1212.3
White 62 30 8 24 34.0 54.8 41.1 1224.8 1265.9
Black 61 24 5 32 26.5 43.4 -55.7 1213.5 1157.7
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 24 10 0 14 10.0 41.7 -70.8 1300.2 1229.3
White 13 6 0 7 6.0 46.2 -32.7 1289.2 1256.5
Black 11 4 0 7 4.0 36.4 -115.9 1313.1 1197.2
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2110134037 Olivier, T (Theana) 3 3.0 3 0 0 100.0 1153.7 425.0 1578.7 View list
2 1090130089 Matsioloko, G (Godisang) 3 2.0 2 0 1 66.7 1172.7 141.7 1314.4 View list
3 2120109366 Theron, C (Carla) 3 0.0 0 0 3 0.0 1150.4 -425.0 725.4 View list
4 2120105112 Bogaard, A (Anneke) 2 2.0 2 0 0 100.0 1125.3 425.0 1550.3 View list
5 2100131209 Adamson, A (Amani) 2 1.5 1 1 0 75.0 1176.8 212.5 1389.3 View list
6 2100109361 Pillay, K (Ketana) 2 1.5 1 1 0 75.0 1196.2 212.5 1408.7 View list
7 1110114764 Botha, RMJ (Robert) 2 1.0 1 0 1 50.0 1274.4 0.0 1274.4 View list
8 2110101741 De Waal, N (Nadine) 2 1.0 1 0 1 50.0 1170.6 0.0 1170.6 View list
9 210088596 Louw, N (Nova) 2 1.0 1 0 1 50.0 1176.8 0.0 1176.8 View list
10 1090115218 Mahlangu, NP (Nkosinathi Phillip) 2 1.0 1 0 1 50.0 1320.8 0.0 1320.8 View list
11 1100097226 Marais, JS (Jacobus) 2 1.0 1 0 1 50.0 1230.3 0.0 1230.3 View list
12 1100116740 Nkwadi, K (Karabo) 2 1.0 1 0 1 50.0 1320.8 0.0 1320.8 View list
13 1090136201 Seitei, N (Neo) 2 1.0 1 0 1 50.0 1296.7 0.0 1296.7 View list
14 1100116874 Seokola, O (Onkarabile) 2 1.0 1 0 1 50.0 1154.5 0.0 1154.5 View list
15 1090098574 Gounder, A (Arun) 2 0.5 0 1 1 25.0 1254.7 -212.5 1042.2 View list
16 101092754 Boshoff, T (Tiaan) 2 0.0 0 0 2 0.0 1210.6 -425.0 785.6 View list
17 177086357 Jacobs, GJ (Gerhard) 2 0.0 0 0 2 0.0 1251.5 -425.0 826.5 View list
18 210083428 Rautenbach, H (Helen Christine) 2 0.0 0 0 2 0.0 1176.8 -425.0 751.8 View list
19 1120119689 Rust, C (Christoph) 2 0.0 0 0 2 0.0 1268.6 -425.0 843.6 View list
20 1130130727 Badenhorst, M (Matthew) 1 1.0 1 0 0 100.0 1151.1 425.0 1576.1 View list