Chess South Africa
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Chess South Africa
Botha, E (Emma)
Dob:
2005/08/31 (U20)
Gender:
Female
Chess SA id:
205061420
FIDE id:
Region:
ZF Mgcawu (NZF)
Citizen:
RSA
Title(s):
Last active:
2023/10/14 (212 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
1356.1
Curent Weighted rating
1354.6
Curent Weighted performance
995.2
Current official/published rating (highest between Raw, WR and WP)
1356.1
Current floor (min rating allowed)
856.1
Current highest rating achieved
1356.1
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)
±132.8
Current Raw change used (final)
0.0
Projected new Raw rating
1356.1
Projected new Weighed rating
1354.9
Projected new Weighted performance
995.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1356.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1356.1
Projected new floor
856.1
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
1353.1
Curent Weighted rating
1354.5
Curent Weighted performance
985.3
Current official/published rating (highest between Raw, WR and WP)
1354.5
Current floor (min rating allowed)
858.5
Current highest rating achieved
1358.5
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)
±133.3
Current Raw change used (final)
0.0
Projected new Raw rating
1353.1
Projected new Weighed rating
1354.5
Projected new Weighted performance
985.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1354.5
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1358.5
Projected new floor
858.5
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
1115.0
Curent Weighted rating
867.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1115.0
Current floor (min rating allowed)
615.0
Current highest rating achieved
1115.0
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)
±187.2
Current Raw change used (final)
0.0
Projected new Raw rating
1115.0
Projected new Weighed rating
892.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1115.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1115.0
Projected new floor
615.0
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
759.8
Curent Weighted rating
759.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
759.8
Current floor (min rating allowed)
615.0
Current highest rating achieved
759.8
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)
±310.5
Current Raw change used (final)
0.0
Projected new Raw rating
759.8
Projected new Weighed rating
759.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
759.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
759.8
Projected new floor
615.0
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
27
Paarl Boys High Chess Festival 2023 (Elite Division)
2023/10/13
2023/10/14
Cape Winelands (WCW)
Standard
60
0.83
6
6
2.5
1355.8
1358.5
Analysis
26
Grey College Team Championship 2023 (A)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1344.7
1349.9
Analysis
25
Mangaung Metro Chess February 2020 (B)
2020/02/21
2020/02/22
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1285.2
1281.5
Analysis
24
Grey College Team Championship 2020 (A)
2020/01/31
2020/02/01
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1285.2
1281.5
Analysis
23
2019 South African Junior Team Championships (U16C)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1285.9
1282.9
Analysis
22
Mangaung Metro Chess October 2019 (B)
2019/10/11
2019/10/12
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1284.1
1281.5
Analysis
21
Mangaung Metro July Trials 2019 (U16 Girls)
2019/07/19
2019/07/20
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1247.4
1244.4
Analysis
20
Inter Regional Chess Championship 2019 (U14-U18 Girls)
2019/05/10
2019/05/11
Mangaung (FMB)
Standard
60
0.83
5
5
5.0
1130.2
1122.4
Analysis
19
Grey College Team Championship 2019 (B)
2019/02/22
2019/02/23
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1159.9
1157.2
Analysis
18
Mangaung Metro Chess 1-2 February 2019 (C)
2019/02/01
2019/02/02
Mangaung (FMB)
Standard
62
0.84
5
5
2.5
1159.9
1157.2
Analysis
17
Mangaung Metro Chess 18-19 January 2019 (C)
2019/01/18
2019/01/19
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1074.2
1079.4
Analysis
16
South African Junior Team Championships 2018 (U14D)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1087.8
1084.4
Analysis
15
Mangaung Metro Chess12 & 13 October 2018 (Girls)
2018/10/12
2018/10/13
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1077.0
1070.4
Analysis
14
Courteney Page 2018 (Ladies)
2018/09/07
2018/09/08
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1005.1
976.4
Analysis
13
South African Open 2018 (C)
2018/07/11
2018/07/13
Mangaung (FMB)
Standard
60
0.83
6
6
2.0
1077.1
1059.2
Analysis
12
King's Guard Chess Club Blitz III Tournament 2018
2018/06/24
2018/06/24
ZF Mgcawu (NZF)
Blitz
5
0.18
5
5
3.0
1032.7
628.2
Analysis
11
King's Guard Chess Club Blitz II Tournament 2018
2018/06/23
2018/06/23
ZF Mgcawu (NZF)
Rapid
10
0.29
5
5
3.0
1032.7
628.2
Analysis
10
King`s Guard Chess Club Blitz I Tournament 2018
2018/06/22
2018/06/22
ZF Mgcawu (NZF)
Blitz
5
0.18
5
5
2.0
1032.7
628.2
Analysis
9
Mangaung Metro Chess 1-2 June 2018 (C)
2018/06/01
2018/06/02
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1032.7
1018.8
Analysis
8
Inter Regional 2018 (U14 Team)
2018/05/04
2018/05/05
Frances Baard (NCF)
Standard
60
0.83
5
5
1.5
1100.4
1102.4
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
143
82
10
51
87.0
60.8
92.1
1046.7
1138.8
White
72
46
5
21
48.5
67.4
147.6
1064.8
1212.4
Black
71
36
5
30
38.5
54.2
35.9
1028.3
1064.2
Standard
All
128
74
10
44
79.0
61.7
99.6
1043.5
1143.2
White
65
43
5
17
45.5
70.0
170.0
1060.9
1230.9
Black
63
31
5
27
33.5
53.2
27.0
1025.7
1052.7
Rapid
All
5
3
0
2
3.0
60.0
85.0
1062.2
1147.2
White
3
1
0
2
1.0
33.3
-141.7
1154.5
1012.8
Black
2
2
0
0
2.0
100.0
425.0
923.7
1348.7
Blitz
All
10
5
0
5
5.0
50.0
0.0
1079.1
1079.1
White
4
2
0
2
2.0
50.0
0.0
1062.0
1062.0
Black
6
3
0
3
3.0
50.0
0.0
1090.5
1090.5
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
208061417
Botha, L (Lika)
5
5.0
5
0
0
100.0
985.2
425.0
1410.2
View list
2
205059508
Minnaar, A (Ammoret)
4
3.0
3
0
1
75.0
1051.5
212.5
1264.0
View list
3
106066851
Bosch, A (Altus)
4
0.5
0
1
3
12.5
951.2
-318.8
632.4
View list
4
107069734
Jordaan, W (Wian)
3
3.0
3
0
0
100.0
1140.5
425.0
1565.5
View list
5
204044817
Venter, I (Imche)
3
2.0
2
0
1
66.7
1099.7
141.7
1241.4
View list
6
204001502
Basson, A (Abigail)
3
1.0
1
0
2
33.3
1032.7
-141.7
891.0
View list
7
207064249
Boje, C (Carissa)
2
2.0
2
0
0
100.0
1160.8
425.0
1585.8
View list
8
194038209
Tseka, G (Gerald)
2
2.0
2
0
0
100.0
1032.7
425.0
1457.7
View list
9
206086189
Lebenya, A (Agnes)
2
1.5
1
1
0
75.0
977.0
212.5
1189.5
View list
10
105053111
De Lange, H (Hendrik)
2
1.0
1
0
1
50.0
956.7
0.0
956.7
View list
11
105053233
Fouchee, M (Marinus)
2
1.0
1
0
1
50.0
878.7
0.0
878.7
View list
12
1060097079
Kuhn, J (Johannes Nicolaas)
2
1.0
1
0
1
50.0
1032.7
0.0
1032.7
View list
13
202026287
Mutambala, B (Baraka)
2
1.0
1
0
1
50.0
1041.0
0.0
1041.0
View list
14
1030105421
Serfontein, C (Christiaan Jacobus)
2
1.0
1
0
1
50.0
1179.2
0.0
1179.2
View list
15
105047772
West, E (Ethan)
2
1.0
1
0
1
50.0
652.0
0.0
652.0
View list
16
1040098747
Maile, E (Edward)
2
0.0
0
0
2
0.0
1284.7
-425.0
859.7
View list
17
200090760
Pretorius, E (Elizabeth)
2
0.0
0
0
2
0.0
1032.7
-425.0
607.7
View list
18
1050098991
Booysen, V (Vuyani)
1
1.0
1
0
0
100.0
706.6
425.0
1131.6
View list
19
105005295
Coetzer, E (Erik)
1
1.0
1
0
0
100.0
1285.9
425.0
1710.9
View list
20
106068808
Coetzee, R (Raynhardt)
1
1.0
1
0
0
100.0
1087.8
425.0
1512.8
View list