Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Keyser, K (Katelyn)
Dob:
2008/10/28 (U18)
Gender:
Female
Chess SA id:
2080098060
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (86 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
969.6
Curent Weighted rating
935.4
Curent Weighted performance
621.5
Current official/published rating (highest between Raw, WR and WP)
969.6
Current floor (min rating allowed)
469.6
Current highest rating achieved
969.6
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)
±230.2
Current Raw change used (final)
0.0
Projected new Raw rating
969.6
Projected new Weighed rating
938.4
Projected new Weighted performance
621.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
969.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
969.6
Projected new floor
469.6
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
975.5
Curent Weighted rating
936.0
Curent Weighted performance
618.5
Current official/published rating (highest between Raw, WR and WP)
975.5
Current floor (min rating allowed)
475.5
Current highest rating achieved
975.5
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)
±228.3
Current Raw change used (final)
0.0
Projected new Raw rating
975.5
Projected new Weighed rating
939.5
Projected new Weighted performance
618.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
975.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
975.5
Projected new floor
475.5
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
514.0
Curent Weighted rating
514.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
514.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
514.0
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)
±440.6
Current Raw change used (final)
0.0
Projected new Raw rating
514.0
Projected new Weighed rating
514.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
514.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
514.0
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
514.0
Curent Weighted rating
514.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
514.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
514.0
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)
±440.6
Current Raw change used (final)
0.0
Projected new Raw rating
514.0
Projected new Weighed rating
514.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
514.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
514.0
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
HS Drie Riviere Chess Open Section 2024
2024/03/09
2024/03/09
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
929.1
928.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
6
HS Drie Riviere Chess Open Section 2024
2024/03/09
2024/03/09
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
929.1
928.7
Analysis
5
D7 Primary School League 2019 (U11)
2019/08/03
2019/08/03
Sedibeng (GSV)
Standard
60
0.83
5
4
2.0
651.1
679.2
Analysis
4
Eureka Chess Open 2019 (G)
2019/07/27
2019/07/27
Sedibeng (GSV)
Standard
61
0.83
5
4
1.0
567.1
578.4
Analysis
3
TST-MSA Chess Open 2019 (D)
2019/07/20
2019/07/20
Sedibeng (GSV)
Standard
61
0.83
5
5
2.0
567.1
578.4
Analysis
2
D7 Primary School League 2023 (U11 Boys+Mixed)
2018/04/21
2018/04/21
Sedibeng (GSV)
Standard
61
0.83
5
4
0.0
581.4
595.2
Analysis
1
Henley Open 2018 (D)
2018/03/10
2018/03/10
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
514.0
514.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1225.4
1140.4
White
2
1
0
1
1.0
50.0
0.0
1259.3
1259.3
Black
3
1
0
2
1.0
33.3
-141.7
1202.9
1061.2
Standard
All
5
2
0
3
2.0
40.0
-85.0
1225.4
1140.4
White
2
1
0
1
1.0
50.0
0.0
1259.3
1259.3
Black
3
1
0
2
1.0
33.3
-141.7
1202.9
1061.2
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
0
17
10.0
37.0
-110.2
1074.3
964.1
White
14
5
0
9
5.0
35.7
-121.4
1092.5
971.0
Black
13
5
0
8
5.0
38.5
-98.1
1054.6
956.6
Standard
All
27
10
0
17
10.0
37.0
-110.2
1074.3
964.1
White
14
5
0
9
5.0
35.7
-121.4
1092.5
971.0
Black
13
5
0
8
5.0
38.5
-98.1
1054.6
956.6
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
1090113639
Groenewald, J (Joshua)
1
1.0
1
0
0
100.0
651.1
425.0
1076.1
View list
2
108065201
De Villiers, J (Jean)
1
1.0
1
0
0
100.0
514.0
425.0
939.0
View list
3
109093066
De Rouwe, R (Rohan)
1
1.0
1
0
0
100.0
651.1
425.0
1076.1
View list
4
2100097415
Coetzer, Z (Zinique)
1
1.0
1
0
0
100.0
514.0
425.0
939.0
View list
5
1100160452
Maloka, T (Tlotliso)
1
1.0
1
0
0
100.0
929.1
425.0
1354.1
View list
6
1100097842
Norval, H (Hendrik)
1
1.0
1
0
0
100.0
514.0
425.0
939.0
View list
7
1080116607
Rossouw, J (Jaque)
1
1.0
1
0
0
100.0
567.1
425.0
992.1
View list
8
1090116605
Roberts, C (Cj)
1
1.0
1
0
0
100.0
567.1
425.0
992.1
View list
9
1090116894
Tjhaka, R (Rethabile)
1
1.0
1
0
0
100.0
567.1
425.0
992.1
View list
10
2090155868
Tsotetsi, N (Nthabiseng)
1
1.0
1
0
0
100.0
929.1
425.0
1354.1
View list
11
1070097369
Rossouw, R (Rieghardt)
1
0.0
0
0
1
0.0
581.4
-425.0
156.4
View list
12
1090097412
Posthumus, E (Ethan)
1
0.0
0
0
1
0.0
651.1
-425.0
226.1
View list
13
1080114954
Motsoari, K (Keketso)
1
0.0
0
0
1
0.0
567.1
-425.0
142.1
View list
14
108078518
Meyer, AF (Anko)
1
0.0
0
0
1
0.0
514.0
-425.0
89.0
View list
15
2080097384
Maloka, B (Bekang)
1
0.0
0
0
1
0.0
651.1
-425.0
226.1
View list
16
108092849
Majola, O (Omphile)
1
0.0
0
0
1
0.0
581.4
-425.0
156.4
View list
17
1090098059
Kapp, JS (Jeandre)
1
0.0
0
0
1
0.0
567.1
-425.0
142.1
View list
18
108080726
Howat, LC (Logan)
1
0.0
0
0
1
0.0
929.1
-425.0
504.1
View list
19
1110141844
Hlotho, R (Refiloe)
1
0.0
0
0
1
0.0
929.1
-425.0
504.1
View list
20
109085045
Hanekom, J (Johan)
1
0.0
0
0
1
0.0
567.1
-425.0
142.1
View list