Chess South Africa
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Chess South Africa
Botha, R (Riti)
Dob:
2006/07/13 (U20)
Gender:
Female
Chess SA id:
206059524
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/03/07 (1527 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
1143.9
Curent Weighted rating
1143.9
Curent Weighted performance
489.5
Current official/published rating (highest between Raw, WR and WP)
1143.9
Current floor (min rating allowed)
781.4
Current highest rating achieved
1281.4
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)
±179.6
Current Raw change used (final)
0.0
Projected new Raw rating
1143.9
Projected new Weighed rating
1143.9
Projected new Weighted performance
489.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1143.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1281.4
Projected new floor
781.4
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
1132.4
Curent Weighted rating
1132.4
Curent Weighted performance
486.3
Current official/published rating (highest between Raw, WR and WP)
1132.4
Current floor (min rating allowed)
775.0
Current highest rating achieved
1275.0
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)
±182.6
Current Raw change used (final)
0.0
Projected new Raw rating
1132.4
Projected new Weighed rating
1132.4
Projected new Weighted performance
486.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1132.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1275.0
Projected new floor
775.0
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
622.4
Curent Weighted rating
622.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
622.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
622.4
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)
±377.6
Current Raw change used (final)
0.0
Projected new Raw rating
622.4
Projected new Weighed rating
622.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
622.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
622.4
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
622.4
Curent Weighted rating
622.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
622.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
622.4
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)
±377.6
Current Raw change used (final)
0.0
Projected new Raw rating
622.4
Projected new Weighed rating
622.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
622.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
622.4
Projected new floor
500.0
Projected new K-facor
40
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
28
2020 Wynie Robbertse Open Chess Tournament (C)
2020/03/07
2020/03/07
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1130.5
1114.4
Analysis
27
2019 South African Junior Team Championships (U14B Girls)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
1.0
1230.9
1213.8
Analysis
26
2019 TC SAJCC Prep Tournament (A)
2019/11/30
2019/11/30
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1281.4
1275.0
Analysis
25
2019 Etienne Lewis Trials (U14 Girls)
2019/08/30
2019/09/01
Tshwane (GTP)
Standard
120
1.00
7
7
4.0
1255.5
1248.4
Analysis
24
2019 D4 Tshwane South Schools League Team Finals (U13)
2019/07/27
2019/07/27
Tshwane (GTP)
Standard
60
0.83
5
3
1.0
1273.4
1268.2
Analysis
23
2019 Gauteng Primary Schools Individual Chess Championships (U13 Girls)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1253.3
1248.7
Analysis
22
2019 Lubowski Open Tournament (C)
2019/05/11
2019/05/12
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1253.3
1248.7
Analysis
21
2019 D1 School Individual Finals (U13 Girls)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1069.6
1066.7
Analysis
20
JNW Club - Trinityhouse Little Falls Open 2019 (D)
2019/02/23
2019/02/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1004.4
994.3
Analysis
19
2019 Piet Robbertse (C)
2019/02/01
2019/02/03
Tshwane (GTP)
Standard
120
1.00
5
5
2.5
1004.4
994.3
Analysis
18
2019 Tshwane Chess Registration Tournament (C)
2019/01/26
2019/01/26
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1031.3
1027.5
Analysis
17
South African Junior Team Championships 2018 (U14B Girls)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1029.1
1025.1
Analysis
16
2018 Tshwane Inter Region (U16 Girls)
2018/12/01
2018/12/01
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1029.1
1025.1
Analysis
15
2018 Jakaranda (I)
2018/09/22
2018/09/22
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1014.6
1019.5
Analysis
14
2018 Etienne Lewis Trials (U14 Girls)
2018/08/31
2018/09/02
Tshwane (GTP)
Standard
120
1.00
7
7
3.0
1014.6
1019.5
Analysis
13
2018 Gauteng League Final (U13 Girls)
2018/08/24
2018/08/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1038.5
1037.8
Analysis
12
2018 Alekhine Open (C)
2018/08/09
2018/08/11
Tshwane (GTP)
Standard
90
0.94
6
6
2.0
1038.5
1037.8
Analysis
11
2018 Menlo Open Chess Tournament (C)
2018/07/21
2018/07/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1043.1
1045.4
Analysis
10
2018 Gauteng Secondary Schools Individual Chess Championships (U13 Girls)
2018/05/25
2018/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
938.1
939.3
Analysis
9
2018 Capablanca Swiss (C)
2018/04/27
2018/04/29
Tshwane (GTP)
Standard
90
0.94
7
7
3.5
1054.7
1055.0
Analysis
1
2
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
157
69
8
80
73.0
46.5
-29.8
1035.6
1005.9
White
77
34
6
37
37.0
48.1
-16.6
1032.1
1015.5
Black
80
35
2
43
36.0
45.0
-42.5
1039.1
996.6
Standard
All
157
69
8
80
73.0
46.5
-29.8
1035.6
1005.9
White
77
34
6
37
37.0
48.1
-16.6
1032.1
1015.5
Black
80
35
2
43
36.0
45.0
-42.5
1039.1
996.6
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
2060097845
Venter, Z (Zanri)
3
3.0
3
0
0
100.0
920.3
425.0
1345.3
View list
2
205044777
Brink, EN (Enya)
3
1.0
1
0
2
33.3
893.2
-141.7
751.6
View list
3
205006894
De Vries, M (Marisa)
3
0.5
0
1
2
16.7
1066.6
-283.3
783.3
View list
4
206077390
Manto, M (Martha)
3
0.5
0
1
2
16.7
766.5
-283.3
483.2
View list
5
206001830
Bent, C (Cierra)
3
0.0
0
0
3
0.0
1196.5
-425.0
771.5
View list
6
206013223
Ismail, I (Imaan)
3
0.0
0
0
3
0.0
964.2
-425.0
539.2
View list
7
206092298
De Almeida, K (Kelly)
2
2.0
2
0
0
100.0
850.8
425.0
1275.8
View list
8
205049927
De Souza-Allegria, M (Minette)
2
1.5
1
1
0
75.0
845.6
212.5
1058.2
View list
9
205086770
Dvir, J (Jordan)
2
1.0
1
0
1
50.0
818.5
0.0
818.5
View list
10
206056042
Jacobs, R (Rene)
2
1.0
1
0
1
50.0
926.7
0.0
926.7
View list
11
206045156
Jordaan, M (Monica)
2
1.0
1
0
1
50.0
622.4
0.0
622.4
View list
12
207085410
Le Roux, C (Claire)
2
1.0
1
0
1
50.0
1062.2
0.0
1062.2
View list
13
111077190
Liang, YX (Yi-Xuan (Bowie))
2
1.0
1
0
1
50.0
865.0
0.0
865.0
View list
14
207086167
Matshego, T (Thato)
2
1.0
1
0
1
50.0
838.5
0.0
838.5
View list
15
1090103920
Reyneke, L (Luke)
2
1.0
1
0
1
50.0
1037.2
0.0
1037.2
View list
16
208078447
Timmerman, ME (Mischke)
2
1.0
1
0
1
50.0
1040.8
0.0
1040.8
View list
17
105055266
Van Den Berg, R (Rynhardt)
2
1.0
1
0
1
50.0
1043.0
0.0
1043.0
View list
18
206026780
Naude, N (Nia)
2
0.5
0
1
1
25.0
838.5
-212.5
626.0
View list
19
110089428
Anderson, AP (Aidan)
2
0.0
0
0
2
0.0
1160.0
-425.0
735.0
View list
20
206050956
Pelser, J (Jean-Marie)
2
0.0
0
0
2
0.0
1155.1
-425.0
730.1
View list