Player Page

Jacobs, A (Akilah)
Dob: 2009/01/29 (U16)
Gender: Female
Chess SA id: 2090139167
FIDE id:
Region: Central Karoo (WCK)
Citizen: RSA
Title(s):
Last active: 2024/03/02 (115 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 rating1199.4
Current Weighted rating1183.9
Current Weighted performance1029.7
Current official/published rating (highest between Raw, WR and WP)1199.4
Current highest rating achieved1199.4
Current floor (min rating allowed)699.4
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)±166.0
Current Raw change used (final)0.0
Projected new Raw rating1199.4
Projected new Weighed rating1089.3
Projected new Weighted performance1029.7
Projected new final Raw rating (if new WP > new Raw)1199.4
Projected new highest rating1199.4
Projected new floor699.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1199.4
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 rating1195.4
Current Weighted rating1181.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1195.4
Current highest rating achieved1204.4
Current floor (min rating allowed)704.4
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)±166.9
Current Raw change used (final)0.0
Projected new Raw rating1195.4
Projected new Weighed rating1087.3
Projected new Weighted performance973.5
Projected new final Raw rating (if new WP > new Raw)1195.4
Projected new highest rating1204.4
Projected new floor704.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1195.4
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 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 performance288.1
Projected new final Raw rating (if new WP > new Raw)1200.0
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
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Central Karoo Schools Chess Trial 1 2024 (U15) 2024/03/02 2024/03/02 Central Karoo (WCK) Standard 60 0.83 5 5 3.0 1180.1 1177.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Central Karoo Schools Chess Trial 1 2024 (U15) 2024/03/02 2024/03/02 Central Karoo (WCK) Standard 60 0.83 5 5 3.0 1180.1 1177.4 Analysis
4 Western Cape HS Individuals 2023 (U15 Girls) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 5 1.5 1198.7 1204.4 Analysis
3 Central Karoo Schools Chess Trial 1 2023 (U15) 2023/02/04 2023/02/04 Eden District (WEG) Standard 60 0.83 5 5 3.0 1177.1 1178.4 Analysis
2 Central Karoo Ope 2022 (B) 2022/06/18 2022/06/18 Central Karoo (WCK) Rapid 32 0.63 6 6 3.0 1181.6 1200.0 Analysis
1 Central Karoo 2022 (U11-U15 Girls) 2022/03/19 2022/03/19 Central Karoo (WCK) Standard 65 0.85 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 3 0 2 3.0 60.0 85.0 1189.5 1274.5
White 2 1 0 1 1.0 50.0 0.0 1140.4 1140.4
Black 3 2 0 1 2.0 66.7 141.7 1222.2 1363.9
Standard All 5 3 0 2 3.0 60.0 85.0 1189.5 1274.5
White 2 1 0 1 1.0 50.0 0.0 1140.4 1140.4
Black 3 2 0 1 2.0 66.7 141.7 1222.2 1363.9
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 26 12 1 13 12.5 48.1 -16.3 1199.9 1183.5
White 12 5 0 7 5.0 41.7 -70.8 1175.6 1104.8
Black 14 7 1 6 7.5 53.6 30.4 1220.6 1251.0
Standard All 20 9 1 10 9.5 47.5 -21.3 1212.8 1191.6
White 9 3 0 6 3.0 33.3 -141.7 1188.1 1046.4
Black 11 6 1 4 6.5 59.1 77.3 1233.1 1310.4
Rapid All 6 3 0 3 3.0 50.0 0.0 1156.6 1156.6
White 3 2 0 1 2.0 66.7 141.7 1138.4 1280.1
Black 3 1 0 2 1.0 33.3 -141.7 1174.9 1033.2
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 2090139161 Berlin, Z (Zonay) 2 1.0 1 0 1 50.0 1190.8 0.0 1190.8 View list
2 1100118809 Hagis, M (Methyle) 2 0.0 0 0 2 0.0 1178.6 -425.0 753.6 View list
3 1100302538 Eagenia, K (Koot) 1 1.0 1 0 0 100.0 1180.1 425.0 1605.1 View list
4 2080139163 De Villiers, M (Mia) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1100139189 Buis, P (Peter-Jon) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
6 1090139188 Braaft, R (Rozayrio) 1 1.0 1 0 0 100.0 1181.6 425.0 1606.6 View list
7 1140142551 Botes, L (Lorianto) 1 1.0 1 0 0 100.0 1181.6 425.0 1606.6 View list
8 1100139198 Moos, M (Miandro) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
9 1090139197 Lottering, A (Austin) 1 1.0 1 0 0 100.0 1180.1 425.0 1605.1 View list
10 2110139170 Plaatjies, N (Nikita) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1090139203 Van Der Horst, B (Benjanico) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
12 1090302541 Van Der Horst, S (Sharneal ) 1 1.0 1 0 0 100.0 1180.1 425.0 1605.1 View list
13 2090108393 Williamson, S (Sarah) 1 1.0 1 0 0 100.0 1198.7 425.0 1623.7 View list
14 208084103 Sibeko, M (Mbalntle) 1 0.5 0 1 0 50.0 1198.7 0.0 1198.7 View list
15 1100139201 Sabawas, R (Ricardo) 1 0.0 0 0 1 0.0 1181.6 -425.0 756.6 View list
16 1100149912 Pretorius, E (Enrique) 1 0.0 0 0 1 0.0 1177.1 -425.0 752.1 View list
17 2080105986 Petersen, C (Chantelle) 1 0.0 0 0 1 0.0 1198.7 -425.0 773.7 View list
18 2100139169 Ndodo, Z (Zainab) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 1080139208 Geduld, D (Dederick) 1 0.0 0 0 1 0.0 1181.6 -425.0 756.6 View list
20 2100108991 Leenderts, S (Shanique) 1 0.0 0 0 1 0.0 1198.7 -425.0 773.7 View list