Player Page

Jacobs, J (Jessica)
Dob: 2006/10/02 (U20)
Gender: Female
Chess SA id: 2060105199
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2022/06/18 (701 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 rating1151.2
Curent Weighted rating1151.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1151.2
Current floor (min rating allowed)653.9
Current highest rating achieved1153.9
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)±177.8
Current Raw change used (final)0.0
Projected new Raw rating1151.2
Projected new Weighed rating1151.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1151.2
Projected effective change (new Official - current Official)-0.0
Projected new highest rating1153.9
Projected new floor653.9
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 rating1147.2
Curent Weighted rating1147.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1147.2
Current floor (min rating allowed)647.6
Current highest rating achieved1147.6
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)±178.8
Current Raw change used (final)0.0
Projected new Raw rating1147.2
Projected new Weighed rating1147.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1147.2
Projected effective change (new Official - current Official)-0.0
Projected new highest rating1147.6
Projected new floor647.6
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 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 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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 2022 Gauteng Schools Individual Chess Championship (U18 Girls) 2022/06/18 2022/06/18 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1151.2 1145.2 Analysis
2 2019 Gauteng School League Finals (U13 Girls) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1153.9 1147.6 Analysis
1 D5 Primary Schools Teams 2018 (U13) 2018/08/17 2018/08/18 Ekurhuleni (GE) Standard 60 0.83 6 5 2.0 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 15 7 0 8 7.0 46.7 -28.3 1081.9 1053.6
White 8 4 0 4 4.0 50.0 0.0 966.2 966.2
Black 7 3 0 4 3.0 42.9 -60.7 1214.2 1153.5
Standard All 15 7 0 8 7.0 46.7 -28.3 1081.9 1053.6
White 8 4 0 4 4.0 50.0 0.0 966.2 966.2
Black 7 3 0 4 3.0 42.9 -60.7 1214.2 1153.5
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 206071018 Besele, N (Nomsa) 1 1.0 1 0 0 100.0 1153.9 425.0 1578.9 View list
2 2090118199 Lurheme, A (Ayakha) 1 1.0 1 0 0 100.0 1153.9 425.0 1578.9 View list
3 2060143542 Mofolo, P (Paballo) 1 1.0 1 0 0 100.0 1151.2 425.0 1576.2 View list
4 2060143540 Mbatha, N (Nontokozo) 1 1.0 1 0 0 100.0 1151.2 425.0 1576.2 View list
5 207083509 Martins, J (Jana) 1 1.0 1 0 0 100.0 1153.9 425.0 1578.9 View list
6 1060105235 Truter, D (Donaven) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 206084531 Strydom, A (Anke) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1050105207 Pretorius, E (Ethan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 2070118228 Nkala, K (Khethiwe) 1 0.0 0 0 1 0.0 1153.9 -425.0 728.9 View list
10 2050143543 Ndlovu, A (Ayanda) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list
11 1050105246 Mthembu, J (Joseph) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 2060117817 Mahlasela, T (Tlotlo) 1 0.0 0 0 1 0.0 1153.9 -425.0 728.9 View list
13 2050139946 Hlongwane, B (Bontle) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list
14 107067325 Botha, F (Franco) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 206001830 Bent, C (Cierra) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list