Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
May, J (Jaina)
Dob:
2003/01/05 (Adult)
Gender:
Female
Chess SA id:
203021985
FIDE id:
Region:
Frances Baard (NCF)
Citizen:
RSA
Title(s):
Last active:
2023/10/04 (415 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
777.3
Current Weighted rating
780.6
Current Weighted performance
671.2
Current official/published rating (highest between Raw, WR and WP)
780.6
Current highest rating achieved
822.3
Current floor (min rating allowed)
500.0
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)
±302.8
Current Raw change used (final)
0.0
Projected new Raw rating
777.3
Projected new Weighed rating
718.1
Projected new Weighted performance
671.2
Projected new final Raw rating (if new WP > new Raw)
777.3
Projected new highest rating
822.3
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
777.3
Projected effective change (new Official - current Official)
-3.3
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
775.6
Current Weighted rating
778.6
Current Weighted performance
671.2
Current official/published rating (highest between Raw, WR and WP)
778.6
Current highest rating achieved
821.1
Current floor (min rating allowed)
500.0
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)
±303.5
Current Raw change used (final)
0.0
Projected new Raw rating
775.6
Projected new Weighed rating
716.4
Projected new Weighted performance
671.2
Projected new final Raw rating (if new WP > new Raw)
775.6
Projected new highest rating
821.1
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
775.6
Projected effective change (new Official - current Official)
-3.0
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
691.3
Current Weighted rating
691.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
691.3
Current highest rating achieved
691.3
Current floor (min rating allowed)
500.0
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)
±342.3
Current Raw change used (final)
0.0
Projected new Raw rating
691.3
Projected new Weighed rating
636.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
691.3
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
691.3
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
679.3
Current Weighted rating
679.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
679.3
Current highest rating achieved
691.0
Current floor (min rating allowed)
500.0
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)
±348.2
Current Raw change used (final)
0.0
Projected new Raw rating
679.3
Projected new Weighed rating
625.0
Projected new Weighted performance
205.4
Projected new final Raw rating (if new WP > new Raw)
679.3
Projected new highest rating
691.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
679.3
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
13
2023 Moja Chess Extravaganza (Ladies)
2023/09/30
2023/10/04
Frances Baard (NCF)
Standard
120
1.00
9
8
0.0
790.1
783.9
Analysis
12
2023 Northern Cape Closed Chess Championships (Ladies)
2023/08/25
2023/08/27
Frances Baard (NCF)
Standard
92
0.94
5
4
0.0
822.3
821.1
Analysis
11
Sol Plaatje Open III 2023
2023/08/05
2023/08/05
Frances Baard (NCF)
Standard
62
0.84
5
4
0.0
822.3
821.1
Analysis
10
Inter Regional Chess Championship 2023 (Adults)
2023/05/19
2023/05/20
Mangaung (FMB)
Standard
62
0.84
5
4
0.0
770.2
771.1
Analysis
9
Sol Plaatje Open II 2023
2023/03/18
2023/03/19
Frances Baard (NCF)
Standard
92
0.94
5
3
0.0
748.3
742.6
Analysis
8
Sol Plaatje Open 2023
2023/02/18
2023/02/19
Frances Baard (NCF)
Standard
92
0.94
5
5
0.0
761.5
755.0
Analysis
7
Frances Baard Trials 2022 (U16+Open)
2022/10/01
2022/10/01
Frances Baard (NCF)
Standard
62
0.84
5
5
0.0
714.5
686.7
Analysis
6
FB Open Development Tournament 2022 (Ladies)
2022/09/17
2022/09/17
Frances Baard (NCF)
Standard
62
0.84
5
4
0.0
684.2
673.7
Analysis
5
NC Youth Day Open Blitz 2022 (A+B)
2022/06/18
2022/06/18
Frances Baard (NCF)
Blitz
7
0.23
9
9
0.0
677.4
691.3
Analysis
4
Kimberley Chess Club Open 2022 (U15-U19)
2022/04/30
2022/04/30
Frances Baard (NCF)
Standard
62
0.84
5
5
0.0
678.4
674.9
Analysis
3
Moja Open 2022 (Ladies)
2022/03/19
2022/03/22
Frances Baard (NCF)
Standard
120
1.00
7
6
0.0
679.6
676.1
Analysis
2
Kimberley Chess Club Schools` Open 2019 (U15+U17 Girls)
2019/07/20
2019/07/20
Frances Baard (NCF)
Standard
60
0.83
5
5
0.0
687.6
686.9
Analysis
1
Frances Baard Schools Trials 2019 (U15+U18 Girls)
2019/03/02
2019/03/02
Frances Baard (NCF)
Standard
60
0.83
5
4
0.5
691.3
691.3
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
71
0
1
70
0.5
0.7
-419.0
1212.8
793.8
White
35
0
0
35
0.0
0.0
-425.0
1212.6
787.6
Black
36
0
1
35
0.5
1.4
-413.2
1213.0
799.8
Standard
All
62
0
1
61
0.5
0.8
-418.1
1198.6
780.4
White
31
0
0
31
0.0
0.0
-425.0
1214.7
789.7
Black
31
0
1
30
0.5
1.6
-411.3
1182.5
771.2
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
9
0
0
9
0.0
0.0
-425.0
1310.5
885.5
White
4
0
0
4
0.0
0.0
-425.0
1196.3
771.3
Black
5
0
0
5
0.0
0.0
-425.0
1401.8
976.8
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206050681
Ahjum, J (Jordan)
3
0.0
0
0
3
0.0
720.1
-425.0
295.1
View list
2
2990109555
Tlhaganyane, B (Boikhutso)
3
0.0
0
0
3
0.0
728.7
-425.0
303.7
View list
3
208050682
Ahjum, KMK (Kristen)
2
0.0
0
0
2
0.0
696.0
-425.0
271.0
View list
4
203057635
Grove, M (Monique)
2
0.0
0
0
2
0.0
742.4
-425.0
317.4
View list
5
2960100854
Mocumi, V (Visolia)
2
0.0
0
0
2
0.0
723.8
-425.0
298.8
View list
6
203083666
Montshiwa, T (Thandolwami)
2
0.0
0
0
2
0.0
687.6
-425.0
262.6
View list
7
2040105355
Mosoeu, V (Vivyane)
2
0.0
0
0
2
0.0
687.6
-425.0
262.6
View list
8
2020096167
Mothata, K (Kagano)
2
0.0
0
0
2
0.0
687.6
-425.0
262.6
View list
9
201059338
Motsage, F (Felicity)
2
0.0
0
0
2
0.0
687.6
-425.0
262.6
View list
10
203083669
Sehako, K (Karabo)
2
0.0
0
0
2
0.0
687.6
-425.0
262.6
View list
11
2010148133
Selebogo, P (Pelonomi)
2
0.0
0
0
2
0.0
806.2
-425.0
381.2
View list
12
2030139429
Songca, M (Misokuble)
2
0.0
0
0
2
0.0
720.5
-425.0
295.5
View list
13
2030098699
Moeketsi, K (Keketso)
1
0.5
0
1
0
50.0
691.3
0.0
691.3
View list
14
185021400
Mashope, MD (Mpho)
1
0.0
0
0
1
0.0
677.4
-425.0
252.4
View list
15
1030133917
Manyate, F (Freddie)
1
0.0
0
0
1
0.0
770.2
-425.0
345.2
View list
16
1040097470
Makhoane, T (Tukiso)
1
0.0
0
0
1
0.0
748.3
-425.0
323.3
View list
17
2070096172
Leeuw, U (Unathi)
1
0.0
0
0
1
0.0
714.5
-425.0
289.5
View list
18
2080146802
Kwetsane, K (Keamogetse)
1
0.0
0
0
1
0.0
714.5
-425.0
289.5
View list
19
1050098664
Kruger, J (Johni)
1
0.0
0
0
1
0.0
822.3
-425.0
397.3
View list
20
201052852
Kgosietsile, T (Tshegofatso)
1
0.0
0
0
1
0.0
822.3
-425.0
397.3
View list