Player Page

Jacobs, M (Marli)
Dob: 2010/07/22 (U16)
Gender: Female
Chess SA id: 210089870
FIDE id:
Region: Mangaung (FMB)
Citizen: RSA
Title(s):
Last active: 2020/01/08 (1591 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 rating1108.3
Curent Weighted rating1108.3
Curent Weighted performance428.7
Current official/published rating (highest between Raw, WR and WP)1108.3
Current floor (min rating allowed)669.5
Current highest rating achieved1169.5
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)±189.0
Current Raw change used (final)0.0
Projected new Raw rating1108.3
Projected new Weighed rating1108.3
Projected new Weighted performance428.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1108.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1169.5
Projected new floor669.5
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 rating1101.6
Curent Weighted rating1101.6
Curent Weighted performance425.8
Current official/published rating (highest between Raw, WR and WP)1101.6
Current floor (min rating allowed)665.6
Current highest rating achieved1165.6
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)±190.8
Current Raw change used (final)0.0
Projected new Raw rating1101.6
Projected new Weighed rating1101.6
Projected new Weighted performance425.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1101.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1165.6
Projected new floor665.6
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 rating615.6
Curent Weighted rating615.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)615.6
Current floor (min rating allowed)500.0
Current highest rating achieved615.6
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)±381.3
Current Raw change used (final)0.0
Projected new Raw rating615.6
Projected new Weighed rating615.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)615.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating615.6
Projected new floor500.0
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 rating615.6
Curent Weighted rating615.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)615.6
Current floor (min rating allowed)500.0
Current highest rating achieved615.6
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)±381.3
Current Raw change used (final)0.0
Projected new Raw rating615.6
Projected new Weighed rating615.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)615.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating615.6
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
14 2019 South African Junior Team Championships (U10C) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 2.5 1169.5 1165.6 Analysis
13 Lejweleputswa 5th Qualifier 2019 (U10) 2019/04/13 2019/04/13 Lejweleputswa (FLW) Standard 62 0.84 5 5 2.5 1165.1 1158.8 Analysis
12 Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019 (E) 2019/01/26 2019/01/26 Lejweleputswa (FLW) Standard 62 0.84 5 5 4.0 1043.4 1035.1 Analysis
11 South African Junior Team Championships 2018 (U10C) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 6 1.0 1110.6 1105.1 Analysis
10 Lejweleputswa 1st Qualifier 2019 (U10) 2018/10/27 2018/10/27 Lejweleputswa (FLW) Standard 60 0.83 5 5 4.0 1022.3 991.9 Analysis
9 South African Open 2018 (C) 2018/07/11 2018/07/13 Mangaung (FMB) Standard 60 0.83 6 6 1.0 1136.2 1127.9 Analysis
8 Lejweleputswa 7th Qualifying Swiss Open Tournament 2018 (U10) 2018/06/23 2018/06/23 Lejweleputswa (FLW) Standard 62 0.84 5 5 5.0 986.4 966.2 Analysis
7 Lejweleputswa 6th Qualifying Swiss Open Tournament 2018 (E) 2018/05/26 2018/05/26 Lejweleputswa (FLW) Standard 62 0.84 5 4 1.5 1062.4 1062.6 Analysis
6 Inter Regional 2018 (U10 Team) 2018/05/04 2018/05/05 Frances Baard (NCF) Standard 60 0.83 5 3 1.5 1062.4 1062.6 Analysis
5 Lejweleputswa 5th Qualifying Swiss Open Tournament 2018 (U10) 2018/04/21 2018/04/21 Lejweleputswa (FLW) Standard 62 0.84 5 5 2.5 797.5 831.2 Analysis
4 Lejweleputswa 4th Qualifying Swiss Open Tournament 2018 (F) 2018/03/10 2018/03/10 Lejweleputswa (FLW) Standard 62 0.84 5 5 4.0 664.8 673.2 Analysis
3 Lejweleputswa 2nd Qualifying Swiss Open Tournament 2018 (G) 2018/01/27 2018/01/27 Lejweleputswa (FLW) Standard 62 0.84 5 5 2.0 615.6 615.6 Analysis
2 South African Junior Wildcard Championships 2017 (U8 Girls) 2018/01/09 2018/01/12 4 Knights (4K) Standard 120 1.00 7 7 2.0 615.6 615.6 Analysis
1 South African Junior Team Championships 2017 (U8B+U8 Girls) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 6 3.5 615.6 615.6 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 74 34 6 34 37.0 50.0 0.0 1030.6 1030.6
White 36 20 2 14 21.0 58.3 70.8 1004.0 1074.9
Black 38 14 4 20 16.0 42.1 -67.1 1055.7 988.6
Standard All 74 34 6 34 37.0 50.0 0.0 1030.6 1030.6
White 36 20 2 14 21.0 58.3 70.8 1004.0 1074.9
Black 38 14 4 20 16.0 42.1 -67.1 1055.7 988.6
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 2100103451 Nel, C (Carlize) 3 3.0 3 0 0 100.0 1057.9 425.0 1482.9 View list
2 1090095992 Smith, W (Willem) 3 1.5 1 1 1 50.0 816.2 0.0 816.2 View list
3 1090096000 Erasmus, N (Niekie) 2 2.0 2 0 0 100.0 892.0 425.0 1317.0 View list
4 2090095994 Van Staden, M (Mia) 2 2.0 2 0 0 100.0 825.6 425.0 1250.6 View list
5 110086186 Boje, E (Ewald) 2 1.5 1 1 0 75.0 1099.3 212.5 1311.8 View list
6 2100107038 Makhetha, L (Lulo) 2 1.0 1 0 1 50.0 1093.7 0.0 1093.7 View list
7 109089849 Michalakis, S (Stylianos) 2 1.0 1 0 1 50.0 731.1 0.0 731.1 View list
8 110089871 Michalakis, S (Stefanos) 2 0.0 0 0 2 0.0 909.9 -425.0 484.9 View list
9 1080098649 Du Plessis, C (Clive) 1 1.0 1 0 0 100.0 1043.4 425.0 1468.4 View list
10 1100097780 De Klerk, M (Morey) 1 1.0 1 0 0 100.0 664.8 425.0 1089.8 View list
11 210088666 Els, A (Anieke) 1 1.0 1 0 0 100.0 615.6 425.0 1040.6 View list
12 2100098660 Botes, A (Amelia) 1 1.0 1 0 0 100.0 1110.6 425.0 1535.6 View list
13 207083552 Bonthuyzen, L (Lize) 1 1.0 1 0 0 100.0 1062.4 425.0 1487.4 View list
14 2100107036 Coetzer, N (Nicolene) 1 1.0 1 0 0 100.0 1022.3 425.0 1447.3 View list
15 210087845 Alberts, A (Anika) 1 1.0 1 0 0 100.0 615.6 425.0 1040.6 View list
16 2100095954 Kata, A (Amulya) 1 1.0 1 0 0 100.0 615.6 425.0 1040.6 View list
17 1060095987 Maass, J (Janco) 1 1.0 1 0 0 100.0 615.6 425.0 1040.6 View list
18 1110113008 Mabongo, I (Isiphile) 1 1.0 1 0 0 100.0 1169.5 425.0 1594.5 View list
19 110086571 Mabuza, N (Ndumiso) 1 1.0 1 0 0 100.0 1062.4 425.0 1487.4 View list
20 1060108101 Meyer, C (Coenraad) 1 1.0 1 0 0 100.0 1043.4 425.0 1468.4 View list