Chess South Africa
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Chess South Africa
Jones, G (Gretchen)
Dob:
2005/09/30 (U20)
Gender:
Female
Chess SA id:
2050139947
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/05/27 (358 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
1224.5
Curent Weighted rating
1204.8
Curent Weighted performance
1034.7
Current official/published rating (highest between Raw, WR and WP)
1224.5
Current floor (min rating allowed)
724.5
Current highest rating achieved
1224.5
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)
±160.1
Current Raw change used (final)
0.0
Projected new Raw rating
1224.5
Projected new Weighed rating
1208.1
Projected new Weighted performance
1034.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1224.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1224.5
Projected new floor
724.5
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
1234.4
Curent Weighted rating
1209.9
Curent Weighted performance
1031.1
Current official/published rating (highest between Raw, WR and WP)
1234.4
Current floor (min rating allowed)
734.4
Current highest rating achieved
1234.4
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)
±157.9
Current Raw change used (final)
0.0
Projected new Raw rating
1234.4
Projected new Weighed rating
1214.0
Projected new Weighted performance
1031.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1234.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1234.4
Projected new floor
734.4
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
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
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
5
Gauteng Schools Individual Finals 2023 (U18 Girls)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1134.9
1123.2
Analysis
4
2023 Tshwane North School District CLOSED Individual Championships (D3) (U18 Girls)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1134.9
1123.2
Analysis
3
2022 Gauteng Schools Individual Chess Championship (U18 Girls)
2022/06/18
2022/06/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1146.2
1135.2
Analysis
2
2022 D3 Cluster Teams (U19)
2022/05/28
2022/05/28
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1182.4
1178.4
Analysis
1
2022 D3 Cluster City Schools (U18 Girls)
2022/04/23
2022/04/23
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
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
25
12
0
13
12.0
48.0
-17.0
1201.0
1184.0
White
12
4
0
8
4.0
33.3
-141.7
1210.1
1068.4
Black
13
8
0
5
8.0
61.5
98.1
1192.5
1290.6
Standard
All
25
12
0
13
12.0
48.0
-17.0
1201.0
1184.0
White
12
4
0
8
4.0
33.3
-141.7
1210.1
1068.4
Black
13
8
0
5
8.0
61.5
98.1
1192.5
1290.6
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
2060139950
Mutendeh, N (Natalie)
2
2.0
2
0
0
100.0
1167.5
425.0
1592.5
View list
2
2070115594
Grahan, C (Chie-Ann)
2
0.0
0
0
2
0.0
1167.5
-425.0
742.5
View list
3
2060155451
Du Toit, M (Megan)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
4
2060143535
Isaacs, E (Erin)
1
1.0
1
0
0
100.0
1146.2
425.0
1571.2
View list
5
2050149082
Horak, D (Danette)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
6
2050155460
Milanza, A (Alinah)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
7
1040141638
Mfundisi, P (Phumelela Prince)
1
1.0
1
0
0
100.0
1182.4
425.0
1607.4
View list
8
2060146015
Nthle, P (Palesa)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
9
2080139952
Nieuwoudt, K (Kayliegh)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
2060143538
Mangwandi, C (Caitlin)
1
1.0
1
0
0
100.0
1146.2
425.0
1571.2
View list
11
205044702
Taylor, A (Abigail)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
12
2070143697
Tivane, L (Lebo)
1
1.0
1
0
0
100.0
1134.9
425.0
1559.9
View list
13
205077320
Strauss, M (Monique)
1
0.0
0
0
1
0.0
1134.9
-425.0
709.9
View list
14
2060099115
Pitsi, T (Thembani)
1
0.0
0
0
1
0.0
1146.2
-425.0
721.2
View list
15
1050112696
Legodi, S (Shiloh)
1
0.0
0
0
1
0.0
1182.4
-425.0
757.4
View list
16
2080191698
Nemahembeni, O (Omphile Grace)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
2040113955
Ndlovu, A (Angela)
1
0.0
0
0
1
0.0
1146.2
-425.0
721.2
View list
18
2060155467
Ndlela, B (Buhle)
1
0.0
0
0
1
0.0
1134.9
-425.0
709.9
View list
19
104065113
Mathe, B (Bradley)
1
0.0
0
0
1
0.0
1182.4
-425.0
757.4
View list
20
2050139946
Hlongwane, B (Bontle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list