Chess South Africa
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Chess South Africa
Arthur, Z (Zachary)
Dob:
2014/09/02 (U12)
Gender:
Male
Chess SA id:
1140156646
FIDE id:
Region:
Chess South Africa (CSA)
Citizen:
RSA
Title(s):
Last active:
2024/05/25 (22 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
1166.6
Current Weighted rating
1194.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1194.3
Current highest rating achieved
1212.1
Current floor (min rating allowed)
712.1
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)
±173.9
Current Raw change used (final)
0.0
Projected new Raw rating
1166.6
Projected new Weighed rating
1098.5
Projected new Weighted performance
910.9
Projected new final Raw rating (if new WP > new Raw)
1166.6
Projected new highest rating
1212.1
Projected new floor
712.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1166.6
Projected effective change (new Official - current Official)
-27.7
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
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
1132.7
Current Weighted rating
1182.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1182.9
Current highest rating achieved
1218.7
Current floor (min rating allowed)
718.7
Current K-factor
36
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)
±182.5
Current Raw change used (final)
0.0
Projected new Raw rating
1132.7
Projected new Weighed rating
1087.7
Projected new Weighted performance
958.8
Projected new final Raw rating (if new WP > new Raw)
1132.7
Projected new highest rating
1218.7
Projected new floor
718.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1132.7
Projected effective change (new Official - current Official)
-50.2
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
1
Westville Chess Club Rapid Rated Tournament 2024 (Senior Primary)
2024/05/25
2024/05/25
Ethekwini (KED)
Rapid
30
0.60
6
6
2.0
1194.2
1179.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Westville Chess Club Rapid Rated Tournament 2024 (Senior Primary)
2024/05/25
2024/05/25
Ethekwini (KED)
Rapid
30
0.60
6
6
2.0
1194.2
1179.5
Analysis
3
Chess Molecules Rapid 2023 (Grade 3+4)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Rapid
30
0.60
5
5
2.0
1198.5
1194.6
Analysis
2
Chess Molecules 16 June Tournament 2023 (Grade 3+4)
2023/06/16
2023/06/16
Ekurhuleni (GE)
Rapid
30
0.60
5
5
2.0
1212.1
1218.7
Analysis
1
Umhlali Preparatory Rapid 2023 (Junior Primary)
2023/05/20
2023/05/20
iLembe (KIK)
Rapid
30
0.60
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
6
2
0
4
2.0
33.3
-141.7
1155.6
1013.9
White
3
0
0
3
0.0
0.0
-425.0
1179.5
754.5
Black
3
2
0
1
2.0
66.7
141.7
1131.7
1273.4
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
6
2
0
4
2.0
33.3
-141.7
1155.6
1013.9
White
3
0
0
3
0.0
0.0
-425.0
1179.5
754.5
Black
3
2
0
1
2.0
66.7
141.7
1131.7
1273.4
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
21
9
0
12
9.0
42.9
-60.7
1197.2
1136.5
White
10
3
0
7
3.0
30.0
-170.0
1216.6
1046.6
Black
11
6
0
5
6.0
54.5
38.6
1179.5
1218.2
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
21
9
0
12
9.0
42.9
-60.7
1197.2
1136.5
White
10
3
0
7
3.0
30.0
-170.0
1216.6
1046.6
Black
11
6
0
5
6.0
54.5
38.6
1179.5
1218.2
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
2130146685
Jain, D (Dishi)
2
1.0
1
0
1
50.0
1205.3
0.0
1205.3
View list
2
1130162422
Cradick, C (Ciara)
1
1.0
1
0
0
100.0
1198.5
425.0
1623.5
View list
3
1130146676
Bwerinofa, M (Minana)
1
1.0
1
0
0
100.0
1212.1
425.0
1637.1
View list
4
1140162135
Dlomo, A (Adonaijah)
1
1.0
1
0
0
100.0
1194.2
425.0
1619.2
View list
5
1130154309
Naidoo, T (Tayundra)
1
1.0
1
0
0
100.0
1194.2
425.0
1619.2
View list
6
1140156664
Parshotam, K (Kira)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2140156665
Scott, K (Kimberley)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1150150866
Van Der Hulst, T (Tyler)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1140162424
Jentile, L (Lukhona)
1
1.0
1
0
0
100.0
1198.5
425.0
1623.5
View list
10
1150151779
Zhu, R (Ryan Yuancheng)
1
0.0
0
0
1
0.0
1198.5
-425.0
773.5
View list
11
2110154319
White, A (Arianna)
1
0.0
0
0
1
0.0
1194.2
-425.0
769.2
View list
12
1130162188
Valiallah, Z (Zane)
1
0.0
0
0
1
0.0
1194.2
-425.0
769.2
View list
13
1130154316
Strauss, N (Nicholas)
1
0.0
0
0
1
0.0
1194.2
-425.0
769.2
View list
14
1140305629
Ramawtar, J (Jordan)
1
0.0
0
0
1
0.0
1194.2
-425.0
769.2
View list
15
1130146699
Rakumakoe, K (Kganya)
1
0.0
0
0
1
0.0
1212.1
-425.0
787.1
View list
16
1140153987
Nortje, O (Owen)
1
0.0
0
0
1
0.0
1198.5
-425.0
773.5
View list
17
1140146693
Ndweni, B (Bokamoso)
1
0.0
0
0
1
0.0
1212.1
-425.0
787.1
View list
18
1140147682
Kalpee, R (Rahul)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1150154328
De Almeida Manita, L (Luca)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
1140157236
Anderson, I (Isabella)
1
0.0
0
0
1
0.0
1212.1
-425.0
787.1
View list