Player Page

Jacobs, D (Duwayne)
Dob: 2003/12/21 (Adult)
Gender: Male
Chess SA id: 103077678
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2018/08/26 (2093 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 rating1079.4
Curent Weighted rating1079.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1079.4
Current floor (min rating allowed)703.9
Current highest rating achieved1203.9
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)±196.9
Current Raw change used (final)0.0
Projected new Raw rating1079.4
Projected new Weighed rating1079.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1079.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1203.9
Projected new floor703.9
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 rating1046.8
Curent Weighted rating1046.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1046.8
Current floor (min rating allowed)660.0
Current highest rating achieved1160.0
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)±206.3
Current Raw change used (final)0.0
Projected new Raw rating1046.8
Projected new Weighed rating1046.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1046.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1160.0
Projected new floor660.0
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 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 rating1170.5
Curent Weighted rating1170.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1170.5
Current floor (min rating allowed)700.0
Current highest rating achieved1221.6
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)±172.9
Current Raw change used (final)0.0
Projected new Raw rating1170.5
Projected new Weighed rating1170.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1170.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1221.6
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Western Cape Top Schools 2018 (U15 Mix) 2018/08/25 2018/08/26 Overberg (WOS) Standard 60 0.83 5 5 1.0 1142.4 1129.6 Analysis
4 Inter Regional 2018 (U16 Team) 2018/05/04 2018/05/05 Frances Baard (NCF) Standard 60 0.83 5 4 2.0 1166.3 1160.0 Analysis
3 Freedom Day Blitz 2018 (Men) 2018/04/27 2018/04/27 West Coast (WCU) Blitz 5 0.18 7 7 3.0 1172.8 1221.6 Analysis
2 West Coast Schools Prestige Individual Championship 2018 (U15 Boys) 2018/03/10 2018/03/24 West Coast (WCU) Standard 60 0.83 6 6 2.0 1203.9 1200.0 Analysis
1 Mykonos Blitz U8 (U14+U16) 2018/02/04 2018/02/04 West Coast (WCU) Blitz 5 0.18 5 1 1.0 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 23 9 0 14 9.0 39.1 -92.4 1085.8 993.4
White 10 3 0 7 3.0 30.0 -170.0 1089.6 919.6
Black 13 6 0 7 6.0 46.2 -32.7 1082.9 1050.2
Standard All 15 5 0 10 5.0 33.3 -141.7 1076.7 935.0
White 7 1 0 6 1.0 14.3 -303.6 1071.7 768.1
Black 8 4 0 4 4.0 50.0 0.0 1081.0 1081.0
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 8 4 0 4 4.0 50.0 0.0 1103.0 1103.0
White 3 2 0 1 2.0 66.7 141.7 1131.3 1273.0
Black 5 2 0 3 2.0 40.0 -85.0 1086.0 1001.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 104078012 Gribble, M (Marlang) 1 1.0 1 0 0 100.0 1203.9 425.0 1628.9 View list
2 1030098844 Meyer, T (Tyrone) 1 1.0 1 0 0 100.0 1166.3 425.0 1591.3 View list
3 1050096297 Maxongo, M (Milla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 104083701 Tshivhule, E (Eric) 1 1.0 1 0 0 100.0 1166.3 425.0 1591.3 View list
5 108077752 Theron, M (Martin) 1 1.0 1 0 0 100.0 1172.8 425.0 1597.8 View list
6 103077651 Richards, E (Elijah) 1 1.0 1 0 0 100.0 1203.9 425.0 1628.9 View list
7 109090543 Visagie, C (Christopher) 1 1.0 1 0 0 100.0 1172.8 425.0 1597.8 View list
8 1070100545 Williams, I (Ivan) 1 1.0 1 0 0 100.0 1172.8 425.0 1597.8 View list
9 203088965 Witbooi, Y (Yasmin) 1 1.0 1 0 0 100.0 1142.4 425.0 1567.4 View list
10 104087129 Van Bosch, J (Janlou) 1 0.0 0 0 1 0.0 1203.9 -425.0 778.9 View list
11 1040099877 Perez , R (Ruwaan) 1 0.0 0 0 1 0.0 1142.4 -425.0 717.4 View list
12 185023092 Milfordt, A (Andre) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
13 103064660 Snyman, M (Marcelle) 1 0.0 0 0 1 0.0 1142.4 -425.0 717.4 View list
14 103078179 Slingers, M (Marlon) 1 0.0 0 0 1 0.0 1142.4 -425.0 717.4 View list
15 104044537 Robberts, S (Stefan Johan) 1 0.0 0 0 1 0.0 1166.3 -425.0 741.3 View list
16 1030099687 Malgas, G (Gershwin) 1 0.0 0 0 1 0.0 1203.9 -425.0 778.9 View list
17 102066003 Lesch, K (Keano) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
18 196017686 Lelaletsi, J (Julius) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
19 1040099693 Goliath, R (Raoul) 1 0.0 0 0 1 0.0 1203.9 -425.0 778.9 View list
20 103077668 De Wee, J (Jayden) 1 0.0 0 0 1 0.0 1203.9 -425.0 778.9 View list