Chess South Africa
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Chess South Africa
Erens, E (Ethan)
Dob:
2012/09/07 (U14)
Gender:
Male
Chess SA id:
1120140727
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/08/17 (97 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
1135.7
Current Weighted rating
1136.1
Current Weighted performance
965.3
Current official/published rating (highest between Raw, WR and WP)
1136.1
Current highest rating achieved
1188.5
Current floor (min rating allowed)
688.5
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)
±181.7
Current Raw change used (final)
0.0
Projected new Raw rating
1135.7
Projected new Weighed rating
1044.7
Projected new Weighted performance
965.3
Projected new final Raw rating (if new WP > new Raw)
1135.7
Projected new highest rating
1188.5
Projected new floor
688.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1135.7
Projected effective change (new Official - current Official)
-0.4
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
1136.0
Current Weighted rating
1136.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1136.6
Current highest rating achieved
1136.0
Current floor (min rating allowed)
636.0
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)
±181.6
Current Raw change used (final)
0.0
Projected new Raw rating
1136.0
Projected new Weighed rating
1045.3
Projected new Weighted performance
246.1
Projected new final Raw rating (if new WP > new Raw)
1136.0
Projected new highest rating
1136.0
Projected new floor
636.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1136.0
Projected effective change (new Official - current Official)
-0.6
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
1151.2
Current Weighted rating
1160.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1160.0
Current highest rating achieved
1184.4
Current floor (min rating allowed)
684.4
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)
±177.8
Current Raw change used (final)
0.0
Projected new Raw rating
1151.2
Projected new Weighed rating
1066.5
Projected new Weighted performance
963.9
Projected new final Raw rating (if new WP > new Raw)
1151.2
Projected new highest rating
1184.4
Projected new floor
684.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1151.2
Projected effective change (new Official - current Official)
-8.8
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Stellenbosch Primary 2024 (U13)
2024/08/17
2024/08/17
Cape Winelands (WCW)
Rapid
30
0.60
5
4
2.0
1124.2
1130.4
Analysis
2
Rhenish PS Tournament 2024 (U14)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
27
0.57
6
6
2.0
1132.4
1149.6
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
2.0
1142.7
1184.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
5
Stellenbosch Primary 2024 (U13)
2024/08/17
2024/08/17
Cape Winelands (WCW)
Rapid
30
0.60
5
4
2.0
1124.2
1130.4
Analysis
4
Rhenish PS Tournament 2024 (U14)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
27
0.57
6
6
2.0
1132.4
1149.6
Analysis
3
Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)
2024/02/10
2024/02/10
Cape Winelands (WCW)
Rapid
35
0.66
6
6
2.0
1142.7
1184.4
Analysis
2
Cape Winelands Schools Chess - Trials 1 2023 (U11 Boys)
2023/02/18
2023/02/18
Cape Winelands (WCW)
Standard
60
0.83
5
5
1.0
1188.5
1200.0
Analysis
1
Rhenish Primary Tournament 2022 (U12)
2022/05/14
2022/05/14
Cape Winelands (WCW)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
6
0
10
6.0
37.5
-106.3
1226.5
1120.2
White
8
4
0
4
4.0
50.0
0.0
1207.3
1207.3
Black
8
2
0
6
2.0
25.0
-212.5
1245.7
1033.2
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
6
0
10
6.0
37.5
-106.3
1226.5
1120.2
White
8
4
0
4
4.0
50.0
0.0
1207.3
1207.3
Black
8
2
0
6
2.0
25.0
-212.5
1245.7
1033.2
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
26
9
0
17
9.0
34.6
-130.8
1218.8
1088.0
White
13
6
0
7
6.0
46.2
-32.7
1204.4
1171.7
Black
13
3
0
10
3.0
23.1
-228.8
1233.1
1004.2
Standard
All
5
1
0
4
1.0
20.0
-255.0
1201.8
946.8
White
2
1
0
1
1.0
50.0
0.0
1172.2
1172.2
Black
3
0
0
3
0.0
0.0
-425.0
1221.5
796.5
Rapid
All
21
8
0
13
8.0
38.1
-101.2
1222.8
1121.6
White
11
5
0
6
5.0
45.5
-38.6
1210.3
1171.6
Black
10
3
0
7
3.0
30.0
-170.0
1236.6
1066.6
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
1130141764
Le Roux, A (Alexander)
1
1.0
1
0
0
100.0
1188.5
425.0
1613.5
View list
2
2110305464
Hendon, H (Hay-Lee)
1
1.0
1
0
0
100.0
1132.4
425.0
1557.4
View list
3
1110162347
Geldenhuys, J (Joshua)
1
1.0
1
0
0
100.0
1142.7
425.0
1567.7
View list
4
1120192842
Muvumbi, L (Leeroy)
1
1.0
1
0
0
100.0
1142.7
425.0
1567.7
View list
5
2100305470
Mansakala, A (Abigail)
1
1.0
1
0
0
100.0
1132.4
425.0
1557.4
View list
6
1120138788
Trollip, C (Christopher)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1110305460
Fortuin, E (Ethan)
1
1.0
1
0
0
100.0
1124.2
425.0
1549.2
View list
8
1120305478
Van Olst, A (Ant)
1
1.0
1
0
0
100.0
1124.2
425.0
1549.2
View list
9
2120140744
Xibiya, L (Lerato)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1130137561
Van Der Merwe, N (Nico)
1
0.0
0
0
1
0.0
1188.5
-425.0
763.5
View list
11
1110138751
Fisher, A (Aaron)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1130149746
Buchner, S (Schoeman Johannes Hendrik)
1
0.0
0
0
1
0.0
1188.5
-425.0
763.5
View list
13
1110137370
Spence, B (Brian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1120140966
Smith, J (James)
1
0.0
0
0
1
0.0
1142.7
-425.0
717.7
View list
15
1120145667
Rust, N (Nikola)
1
0.0
0
0
1
0.0
1132.4
-425.0
707.4
View list
16
2100305474
Osmond, J (Jesse)
1
0.0
0
0
1
0.0
1132.4
-425.0
707.4
View list
17
1120147443
Niemann, J (Jandre)
1
0.0
0
0
1
0.0
1132.4
-425.0
707.4
View list
18
1110140733
Ngidi, N (Ndumiso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1130140701
Nagel, A (Alexander)
1
0.0
0
0
1
0.0
1188.5
-425.0
763.5
View list
20
1120140730
Malherbe, J (Jeevan)
1
0.0
0
0
1
0.0
1188.5
-425.0
763.5
View list