Chess South Africa
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Chess South Africa
Ephraim, J (Jacquin)
Dob:
2008/04/03 (U18)
Gender:
Male
Chess SA id:
1080119930
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2022/03/05 (843 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
Current Raw rating
1174.2
Current Weighted rating
1174.2
Current Weighted performance
697.0
Current official/published rating (highest between Raw, WR and WP)
1174.2
Current highest rating achieved
1174.5
Current floor (min rating allowed)
674.5
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)
±172.0
Current Raw change used (final)
0.0
Projected new Raw rating
1174.2
Projected new Weighed rating
1080.3
Projected new Weighted performance
697.0
Projected new final Raw rating (if new WP > new Raw)
1174.2
Projected new highest rating
1174.5
Projected new floor
674.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1174.2
Projected effective change (new Official - current Official)
-0.0
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
Current Raw rating
1136.4
Current Weighted rating
1136.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1136.4
Current highest rating achieved
1136.4
Current floor (min rating allowed)
636.4
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)
±181.5
Current Raw change used (final)
0.0
Projected new Raw rating
1136.4
Projected new Weighed rating
1045.5
Projected new Weighted performance
382.0
Projected new final Raw rating (if new WP > new Raw)
1136.4
Projected new highest rating
1136.4
Projected new floor
636.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1136.4
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1199.6
Current Weighted rating
1199.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1199.6
Current highest rating achieved
1199.6
Current floor (min rating allowed)
699.6
Current K-factor
40
s
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)
±165.9
Current Raw change used (final)
0.0
Projected new Raw rating
1199.6
Projected new Weighed rating
1103.6
Projected new Weighted performance
542.9
Projected new final Raw rating (if new WP > new Raw)
1199.6
Projected new highest rating
1199.6
Projected new floor
699.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1199.6
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
Cape Winelands Schools 2022 (U15 Boys)
2022/03/05
2022/03/05
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.5
1174.5
1126.0
Analysis
4
Central Winelands Schools Individual Trials 2022 (U15 Boys)
2022/02/19
2022/02/19
Cape Winelands (WCW)
Rapid
35
0.66
5
5
2.5
1163.4
1184.4
Analysis
3
Cape Winelands Schools Trials 1 2020 (U13 Boys)
2020/02/08
2020/02/08
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.0
1139.1
1200.0
Analysis
2
Nelson Mandela Rapid 2020 (Primary School)
2020/02/01
2020/02/01
Cape Town (WCT)
Rapid
27
0.57
6
6
2.5
1139.1
1200.0
Analysis
1
2019 Kraaifontein Open (Development)
2019/12/07
2019/12/08
Cape Town (WCT)
Standard
65
0.85
6
5
1.0
1200.0
1200.0
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
27
10
3
14
11.5
42.6
-63.0
1210.5
1147.6
White
12
7
1
4
7.5
62.5
106.3
1188.9
1295.1
Black
15
3
2
10
4.0
26.7
-198.3
1227.8
1029.5
Standard
All
10
3
1
6
3.5
35.0
-127.5
1162.5
1035.0
White
5
2
0
3
2.0
40.0
-85.0
1168.8
1083.8
Black
5
1
1
3
1.5
30.0
-170.0
1156.1
986.1
Rapid
All
17
7
2
8
8.0
47.1
-25.0
1238.8
1213.8
White
7
5
1
1
5.5
78.6
242.9
1203.2
1446.1
Black
10
2
1
7
2.5
25.0
-212.5
1263.7
1051.2
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
1070115880
Naude, J (Jan-Daniel)
2
1.0
1
0
1
50.0
1151.3
0.0
1151.3
View list
2
1070132333
Dampies, C (Chriss-Lynn)
1
1.0
1
0
0
100.0
1139.1
425.0
1564.1
View list
3
1070130546
Dyomfana, O (Onela)
1
1.0
1
0
0
100.0
1139.1
425.0
1564.1
View list
4
107084214
Gordon, D (Deuwin)
1
1.0
1
0
0
100.0
1174.5
425.0
1599.5
View list
5
1070098421
Julies, W (Wayne)
1
1.0
1
0
0
100.0
1174.5
425.0
1599.5
View list
6
1070132339
Jones, D (Devon)
1
1.0
1
0
0
100.0
1163.4
425.0
1588.4
View list
7
2080119075
Jika, Z (Zintle)
1
1.0
1
0
0
100.0
1139.1
425.0
1564.1
View list
8
2100108991
Leenderts, S (Shanique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1080108618
Luyt, L (Lian)
1
1.0
1
0
0
100.0
1139.1
425.0
1564.1
View list
10
1070132344
Prins, L (Lindsay)
1
1.0
1
0
0
100.0
1139.1
425.0
1564.1
View list
11
1070137514
Myburgh, A (Andy)
1
0.5
0
1
0
50.0
1174.5
0.0
1174.5
View list
12
1080137520
Smith, K (Kayden)
1
0.5
0
1
0
50.0
1163.4
0.0
1163.4
View list
13
1080103429
Winter, C (Cuthanzario)
1
0.5
0
1
0
50.0
1139.1
0.0
1139.1
View list
14
2050108857
Sibanda, V (Vivian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
108083939
Rosenberg, W (Wagheed)
1
0.0
0
0
1
0.0
1163.4
-425.0
738.4
View list
16
2090097162
Neethling, A (Ashrique)
1
0.0
0
0
1
0.0
1139.1
-425.0
714.1
View list
17
2000096659
Mntombi, N (Nokubonga)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1080137512
Louw, W (Walt)
1
0.0
0
0
1
0.0
1174.5
-425.0
749.5
View list
19
207093012
Kula, A (Akhona)
1
0.0
0
0
1
0.0
1139.1
-425.0
714.1
View list
20
1060108789
Groenewald, J (Jayden)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list