Chess South Africa
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Chess South Africa
De Jager, JJ (Juan)
Dob:
2009/05/13 (U16)
Gender:
Male
Chess SA id:
109089206
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2022/09/03 (637 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
1055.4
Curent Weighted rating
1053.5
Curent Weighted performance
804.4
Current official/published rating (highest between Raw, WR and WP)
1055.4
Current floor (min rating allowed)
555.4
Current highest rating achieved
1055.4
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)
±203.7
Current Raw change used (final)
0.0
Projected new Raw rating
1055.4
Projected new Weighed rating
1054.9
Projected new Weighted performance
804.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1055.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1055.4
Projected new floor
555.4
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
1056.5
Curent Weighted rating
1055.2
Curent Weighted performance
805.2
Current official/published rating (highest between Raw, WR and WP)
1056.5
Current floor (min rating allowed)
556.5
Current highest rating achieved
1056.5
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)
±203.4
Current Raw change used (final)
0.0
Projected new Raw rating
1056.5
Projected new Weighed rating
1056.2
Projected new Weighted performance
805.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1056.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1056.5
Projected new floor
556.5
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
520.0
Curent Weighted rating
520.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
520.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
520.0
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)
±436.9
Current Raw change used (final)
0.0
Projected new Raw rating
520.0
Projected new Weighed rating
520.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
520.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
520.0
Projected new floor
500.0
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
520.0
Curent Weighted rating
520.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
520.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
520.0
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)
±436.9
Current Raw change used (final)
0.0
Projected new Raw rating
520.0
Projected new Weighed rating
520.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
520.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
520.0
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
5
West Rand Trials 2022 (U14)
2022/09/03
2022/09/03
West Rand (GWR)
Standard
60
0.83
5
5
2.0
895.1
955.6
Analysis
4
2nd West Rand Open 2022 (Juniors)
2022/08/06
2022/08/06
West Rand (GWR)
Standard
60
0.83
5
5
3.0
810.1
865.6
Analysis
3
2021 Gauteng Schools Chess Championships (U13 Boys)
2021/10/16
2021/10/16
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
727.8
769.6
Analysis
2
D2 League Finals 2019 (U11)
2019/08/03
2019/08/03
West Rand (GWR)
Standard
60
0.83
7
6
4.0
618.6
638.8
Analysis
1
D2 Schools Individuals 2018 (U9 Open)
2018/05/19
2018/05/19
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
520.0
520.0
Analysis
Game History
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
26
14
1
11
14.5
55.8
49.0
1165.5
1214.5
White
13
7
1
5
7.5
57.7
65.4
1162.7
1228.1
Black
13
7
0
6
7.0
53.8
32.7
1168.3
1200.9
Standard
All
26
14
1
11
14.5
55.8
49.0
1165.5
1214.5
White
13
7
1
5
7.5
57.7
65.4
1162.7
1228.1
Black
13
7
0
6
7.0
53.8
32.7
1168.3
1200.9
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1090101002
Tshatsheka, J (Junior)
2
0.0
0
0
2
0.0
569.3
-425.0
144.3
View list
2
109083529
Arangies, N (Nico)
1
1.0
1
0
0
100.0
618.6
425.0
1043.6
View list
3
1090102537
Mohlomi, L (Lesego)
1
1.0
1
0
0
100.0
520.0
425.0
945.0
View list
4
1080118176
Mogopodi, T (Thabang)
1
1.0
1
0
0
100.0
727.8
425.0
1152.8
View list
5
2100146369
Mamxila, M (Mbali)
1
1.0
1
0
0
100.0
895.1
425.0
1320.1
View list
6
2080117299
Lombaard, M (Minette)
1
1.0
1
0
0
100.0
618.6
425.0
1043.6
View list
7
2110144529
Labuschagne, M (Mila)
1
1.0
1
0
0
100.0
810.1
425.0
1235.1
View list
8
110092910
Saaiman, HF (Henri)
1
1.0
1
0
0
100.0
520.0
425.0
945.0
View list
9
108091328
Roets, LC (Logan)
1
1.0
1
0
0
100.0
618.6
425.0
1043.6
View list
10
1100117324
Pretorius, S (Sebastian)
1
1.0
1
0
0
100.0
810.1
425.0
1235.1
View list
11
2090144536
Pillay, L (Leeyah)
1
1.0
1
0
0
100.0
895.1
425.0
1320.1
View list
12
1080112519
Ngoetjana, R (Rebone)
1
1.0
1
0
0
100.0
727.8
425.0
1152.8
View list
13
1110144533
Molewa, S (Sphiwe)
1
1.0
1
0
0
100.0
810.1
425.0
1235.1
View list
14
1110101001
Tucker, M (Marcell)
1
1.0
1
0
0
100.0
520.0
425.0
945.0
View list
15
208078735
Visser, K (Kayla)
1
1.0
1
0
0
100.0
618.6
425.0
1043.6
View list
16
1080104469
Mokoena, J (Jabu)
1
0.5
0
1
0
50.0
727.8
0.0
727.8
View list
17
1090143370
Sikakane, T (Thandolwethu Hope)
1
0.0
0
0
1
0.0
727.8
-425.0
302.8
View list
18
1090135215
Sibanda, M (Mkhnluli)
1
0.0
0
0
1
0.0
727.8
-425.0
302.8
View list
19
1090136201
Seitei, N (Neo)
1
0.0
0
0
1
0.0
895.1
-425.0
470.1
View list
20
1090136191
Kampiyau, E (Ethan)
1
0.0
0
0
1
0.0
810.1
-425.0
385.1
View list