Chess South Africa
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Chess South Africa
Jacobs, Q (Querin)
Dob:
2012/10/09 (U14)
Gender:
Male
Chess SA id:
1120140070
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (21 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1039.1
Curent Weighted rating
1039.6
Curent Weighted performance
894.0
Current official/published rating (highest between Raw, WR and WP)
1039.6
Current floor (min rating allowed)
682.1
Current highest rating achieved
1182.1
Current K-factor
40
Games played this month
4
Score (S)
1.0
Expected score (We)
1.43
Difference (S-We)
-0.43
Current Raw change (no limits, including tournament time weight)
-10.3
Current min/max change allowed (with limits)
±208.5
Current Raw change used (final)
-10.3
Projected new Raw rating
1028.8
Projected new Weighed rating
1037.3
Projected new Weighted performance
894.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1037.3
Projected effective change (new Official - current Official)
-2.3
Projected new highest rating
1182.1
Projected new floor
682.1
Projected new K-facor
40
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 rating
999.2
Curent Weighted rating
1011.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1011.6
Current floor (min rating allowed)
678.4
Current highest rating achieved
1178.4
Current K-factor
40
Games played this month
0
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)
±220.7
Current Raw change used (final)
0.0
Projected new Raw rating
999.2
Projected new Weighed rating
1009.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1009.0
Projected effective change (new Official - current Official)
-2.6
Projected new highest rating
1178.4
Projected new floor
678.4
Projected new K-facor
40
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 rating
1147.1
Curent Weighted rating
1186.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1186.5
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
4
Score (S)
1.0
Expected score (We)
1.93
Difference (S-We)
-0.93
Current Raw change (no limits, including tournament time weight)
-33.5
Current min/max change allowed (with limits)
±178.8
Current Raw change used (final)
-33.5
Projected new Raw rating
1113.6
Projected new Weighed rating
1180.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.1
Projected effective change (new Official - current Official)
-6.3
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Tournament:
Robertson Strategema Chess May 2024 (U13)
Start:
2024/05/11
End:
2024/05/11
Host:
WCW
Type:
Rapid
Time:
30
Time weight:
0.60
Rounds:
4
Games:
4
Score:
1.0
Main rating:
1039.1
Rating gain/loss:
-10.3
Type rating:
1147.1
Rating gain/loss:
-33.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Robertson Strategema Chess May 2024 (U13)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
30
0.60
5
4
1.0
1039.1
1147.1
Analysis
2
Brave Knights 2024 (U13)
2024/03/16
2024/03/16
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.0
1008.1
1128.4
Analysis
1
Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)
2024/02/10
2024/02/10
Cape Winelands (WCW)
Rapid
35
0.66
6
6
1.0
1028.2
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Robertson Strategema Chess May 2024 (U13)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
30
0.60
5
4
1.0
1039.1
1147.1
Analysis
6
Brave Knights 2024 (U13)
2024/03/16
2024/03/16
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.0
1008.1
1128.4
Analysis
5
Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)
2024/02/10
2024/02/10
Cape Winelands (WCW)
Rapid
35
0.66
6
6
1.0
1028.2
1200.0
Analysis
4
CW Top Schools 2023 (U12)
2023/08/12
2023/08/12
West Coast (WCU)
Standard
60
0.83
5
4
0.5
1054.4
1028.0
Analysis
3
Western Cape Woman`s Championship 2022 (Open)
2022/09/02
2022/09/04
West Coast (WCU)
Standard
90
0.94
5
5
0.5
1124.7
1110.8
Analysis
2
Cape Winelands Schools Top Schools 2022 (U13 Mix)
2022/08/27
2022/08/27
Cape Winelands (WCW)
Standard
60
0.83
5
3
0.0
1182.1
1178.4
Analysis
1
Ceres Open 2022 (U12)
2022/04/23
2022/04/23
Cape Winelands (WCW)
Standard
60
0.83
7
7
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
5
0
11
5.0
31.3
-159.4
1190.0
1030.6
White
8
3
0
5
3.0
37.5
-106.3
1161.7
1055.5
Black
8
2
0
6
2.0
25.0
-212.5
1218.3
1005.8
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
16
5
0
11
5.0
31.3
-159.4
1190.0
1030.6
White
8
3
0
5
3.0
37.5
-106.3
1161.7
1055.5
Black
8
2
0
6
2.0
25.0
-212.5
1218.3
1005.8
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
35
8
2
25
9.0
25.7
-206.4
1186.2
979.7
White
20
5
0
15
5.0
25.0
-212.5
1178.3
965.8
Black
15
3
2
10
4.0
26.7
-198.3
1196.7
998.4
Standard
All
19
3
2
14
4.0
21.1
-246.1
1182.9
936.9
White
12
2
0
10
2.0
16.7
-283.3
1189.3
905.9
Black
7
1
2
4
2.0
28.6
-182.1
1172.0
989.9
Rapid
All
16
5
0
11
5.0
31.3
-159.4
1190.0
1030.6
White
8
3
0
5
3.0
37.5
-106.3
1161.7
1055.5
Black
8
2
0
6
2.0
25.0
-212.5
1218.3
1005.8
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2110300871
Koopman, M (Maronashia)
2
2.0
2
0
0
100.0
1023.6
425.0
1448.6
View list
2
1120159924
Van Rooyen, B (Beuton)
2
1.0
1
0
1
50.0
1023.6
0.0
1023.6
View list
3
2120140073
Nel, L (Luzelle)
2
0.5
0
1
1
25.0
1127.2
-212.5
914.7
View list
4
1120140076
Rooi, J (Josh-Lee)
2
0.0
0
0
2
0.0
1162.3
-425.0
737.3
View list
5
1110192830
Fransman, H (Hayden)
1
1.0
1
0
0
100.0
1028.2
425.0
1453.2
View list
6
1090300870
Kanyepa, A (Austin)
1
1.0
1
0
0
100.0
1008.1
425.0
1433.1
View list
7
2140140074
Oliphant, E (Elnique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
2110140072
Lukas, J (Jaymilee)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1110140077
Sekoe, G (Gabriel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1140139073
Wilsnach, L (Lishan)
1
0.5
0
1
0
50.0
1124.7
0.0
1124.7
View list
11
2110140075
Rooi, C (Chantelle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1100146170
Ntsondwa, L (Lunika)
1
0.0
0
0
1
0.0
1182.1
-425.0
757.1
View list
13
1090099592
Muller, R (Randall)
1
0.0
0
0
1
0.0
1124.7
-425.0
699.7
View list
14
2110119366
Kirchner, M (Miya)
1
0.0
0
0
1
0.0
1008.1
-425.0
583.1
View list
15
1110192836
Kimane, R (Reabetwe)
1
0.0
0
0
1
0.0
1028.2
-425.0
603.2
View list
16
2100146168
Jafta, L (Luzinda)
1
0.0
0
0
1
0.0
1182.1
-425.0
757.1
View list
17
1120132064
Fourie, R (Ruan)
1
0.0
0
0
1
0.0
1054.4
-425.0
629.4
View list
18
1120192828
Flaum, B (Ben)
1
0.0
0
0
1
0.0
1028.2
-425.0
603.2
View list
19
1120191175
Filander, E (Elijah)
1
0.0
0
0
1
0.0
1008.1
-425.0
583.1
View list
20
1100139433
Dotwana, N (Nelani)
1
0.0
0
0
1
0.0
1182.1
-425.0
757.1
View list