Player Page

Jacobs, J (Janine)
Dob: 2007/07/07 (U18)
Gender: Female
Chess SA id: 2070137624
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2023/10/14 (222 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 rating944.4
Curent Weighted rating943.0
Curent Weighted performance794.3
Current official/published rating (highest between Raw, WR and WP)944.4
Current floor (min rating allowed)652.0
Current highest rating achieved1152.0
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)±238.7
Current Raw change used (final)0.0
Projected new Raw rating944.4
Projected new Weighed rating941.9
Projected new Weighted performance794.3
Projected new official/published rating (highest between new Raw, new WR and new WP)944.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1152.0
Projected new floor652.0
Projected new K-facor40
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 rating895.6
Curent Weighted rating905.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)905.0
Current floor (min rating allowed)615.6
Current highest rating achieved1115.6
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)±255.8
Current Raw change used (final)0.0
Projected new Raw rating895.6
Projected new Weighed rating902.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)902.0
Projected effective change (new Official - current Official)-3.0
Projected new highest rating1115.6
Projected new floor615.6
Projected new K-facor40
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 rating1081.6
Curent Weighted rating1101.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1101.0
Current floor (min rating allowed)639.2
Current highest rating achieved1139.2
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)±196.3
Current Raw change used (final)0.0
Projected new Raw rating1081.6
Projected new Weighed rating1098.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1098.8
Projected effective change (new Official - current Official)-2.2
Projected new highest rating1139.2
Projected new floor639.2
Projected new K-facor40
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)639.2
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 floor639.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 Worcester Knock-Out 2023 (U18 Girls) 2023/10/14 2023/10/14 Cape Winelands (WCW) Rapid 30 0.60 6 5 1.0 955.7 1139.2 Analysis
7 CW Top Schools 2023 (U15+U18 Girls) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 4 2.0 915.4 1120.0 Analysis
6 Cape Winelands Schools Chess - Trials 1 2023 (U17 Girls) 2023/02/25 2023/02/25 Cape Winelands (WCW) Standard 60 0.83 5 5 0.0 958.2 948.4 Analysis
5 Western Cape Top Schools 2022 (U18 Girls) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 0.5 1067.7 1086.8 Analysis
4 Western Cape Woman`s Championship 2022 (Development) 2022/09/03 2022/09/03 West Coast (WCU) Standard 65 0.85 5 5 1.0 1067.7 1086.8 Analysis
3 Cape Winelands Schools Top Schools 2022 (U15+U18 Girls) 2022/08/27 2022/08/27 Cape Winelands (WCW) Standard 60 0.83 5 2 0.0 1089.6 1115.6 Analysis
2 Cape Winelands Schools 2022 (U15 Girls) 2022/03/05 2022/03/05 Cape Winelands (WCW) Standard 60 0.83 5 4 0.0 1152.0 1200.0 Analysis
1 Worcester Schools Trials 2022 (U15 Girls) 2022/02/19 2022/02/19 Cape Winelands (WCW) Rapid 30 0.60 5 4 0.0 1200.0 1200.0 Analysis
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 34 3 3 28 4.5 13.2 -312.5 1157.1 844.6
White 15 1 1 13 1.5 10.0 -340.0 1169.9 829.9
Black 19 2 2 15 3.0 15.8 -290.8 1146.9 856.1
Standard All 21 0 3 18 1.5 7.1 -364.3 1132.3 768.0
White 9 0 1 8 0.5 5.6 -377.8 1133.0 755.2
Black 12 0 2 10 1.0 8.3 -354.2 1131.8 777.6
Rapid All 13 3 0 10 3.0 23.1 -228.8 1197.0 968.2
White 6 1 0 5 1.0 16.7 -283.3 1225.3 942.0
Black 7 2 0 5 2.0 28.6 -182.1 1172.8 990.7
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 2070146188 Fabricius, A (Anja) 2 0.0 0 0 2 0.0 1002.5 -425.0 577.5 View list
2 2070137625 Nortje, M (Melvinia) 2 0.0 0 0 2 0.0 1077.8 -425.0 652.8 View list
3 2060161480 Lang, A (Alexa) 1 1.0 1 0 0 100.0 915.4 425.0 1340.4 View list
4 2070158345 Arnoldus, M (Marceline) 1 1.0 1 0 0 100.0 955.7 425.0 1380.7 View list
5 2090161482 Toffa, L (Leighkin) 1 1.0 1 0 0 100.0 915.4 425.0 1340.4 View list
6 209087358 Lombaard, E (Elri) 1 0.5 0 1 0 50.0 1067.7 0.0 1067.7 View list
7 2110140072 Lukas, J (Jaymilee) 1 0.5 0 1 0 50.0 1067.7 0.0 1067.7 View list
8 2080146754 Van Eeden, I (Isabella) 1 0.5 0 1 0 50.0 1067.7 0.0 1067.7 View list
9 2130139082 Lott, L (Lucrecia) 1 0.0 0 0 1 0.0 1067.7 -425.0 642.7 View list
10 2070151326 Lodewyk, H (Heindunicia) 1 0.0 0 0 1 0.0 958.2 -425.0 533.2 View list
11 2070151324 Jansen, C (Carla) 1 0.0 0 0 1 0.0 958.2 -425.0 533.2 View list
12 2090117669 Jacobs, K (Keesha) 1 0.0 0 0 1 0.0 1067.7 -425.0 642.7 View list
13 2080137623 Isidore, E (Edith) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 2080146191 Humphries, H (Haille) 1 0.0 0 0 1 0.0 1089.6 -425.0 664.6 View list
15 2070137622 Greyling, S (Storm) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 2130146526 Gould, C (Caitlin) 1 0.0 0 0 1 0.0 1067.7 -425.0 642.7 View list
17 206078297 Demas, G (Genevieve) 1 0.0 0 0 1 0.0 955.7 -425.0 530.7 View list
18 205055781 Daries, N (Nikita) 1 0.0 0 0 1 0.0 1067.7 -425.0 642.7 View list
19 2070106483 Dafeti, D (Tumisang) 1 0.0 0 0 1 0.0 1152.0 -425.0 727.0 View list
20 2070140985 Burns, M (Moesfika) 1 0.0 0 0 1 0.0 958.2 -425.0 533.2 View list