Chess South Africa
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Chess South Africa
Kooiman, NS (Nicola Samia)
Dob:
2006/08/30 (U20)
Gender:
Female
Chess SA id:
206065936
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/08/19 (272 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
1165.2
Curent Weighted rating
1164.6
Curent Weighted performance
961.6
Current official/published rating (highest between Raw, WR and WP)
1165.2
Current floor (min rating allowed)
687.1
Current highest rating achieved
1187.1
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)
±174.2
Current Raw change used (final)
0.0
Projected new Raw rating
1165.2
Projected new Weighed rating
1164.6
Projected new Weighted performance
961.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1187.1
Projected new floor
687.1
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
1156.8
Curent Weighted rating
1156.9
Curent Weighted performance
952.1
Current official/published rating (highest between Raw, WR and WP)
1156.9
Current floor (min rating allowed)
684.8
Current highest rating achieved
1184.8
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)
±176.3
Current Raw change used (final)
0.0
Projected new Raw rating
1156.8
Projected new Weighed rating
1156.8
Projected new Weighted performance
952.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1156.8
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1184.8
Projected new floor
684.8
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
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
9
2023 Gauteng Top Schools (U19 Girls)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
4
2.0
1161.5
1155.2
Analysis
8
National All Girls Festival 2023
2023/04/28
2023/04/30
Mangaung (FMB)
Standard
62
0.84
7
7
3.0
1157.5
1149.6
Analysis
7
Grey College Team Championship 2023 (B)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
2.5
1169.5
1164.0
Analysis
6
Grey College Team Championship 2022 (B)
2022/02/18
2022/02/19
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1185.8
1182.4
Analysis
5
2020 Tuks Open (D)
2020/02/22
2020/02/22
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1169.2
1162.8
Analysis
4
2019 D1 School Individual Finals (U13 Girls)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
1
0.0
1187.1
1184.8
Analysis
3
2019 Constantia Park Open (D)
2019/02/09
2019/02/09
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1173.8
1168.4
Analysis
2
2018 Gauteng Secondary Schools Individual Chess Championships (U13 Girls)
2018/05/25
2018/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
1
2018 D1 Gauteng North Individual Chess Championships (U13 Girls)
2018/05/19
2018/05/19
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
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
42
18
7
17
21.5
51.2
10.1
1144.3
1154.4
White
22
9
3
10
10.5
47.7
-19.3
1141.6
1122.2
Black
20
9
4
7
11.0
55.0
42.5
1147.4
1189.9
Standard
All
42
18
7
17
21.5
51.2
10.1
1144.3
1154.4
White
22
9
3
10
10.5
47.7
-19.3
1141.6
1122.2
Black
20
9
4
7
11.0
55.0
42.5
1147.4
1189.9
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
1060118081
Khumalo, U (Unathi )
1
1.0
1
0
0
100.0
1169.2
425.0
1594.2
View list
2
1070134671
Mckay, F (Fallon)
1
1.0
1
0
0
100.0
1185.8
425.0
1610.8
View list
3
2060153962
Mothibeli, M (Mpho)
1
1.0
1
0
0
100.0
1157.5
425.0
1582.5
View list
4
108069747
Melville, J (Jason)
1
1.0
1
0
0
100.0
1185.8
425.0
1610.8
View list
5
207086191
Codron, J (Jesse)
1
1.0
1
0
0
100.0
1169.5
425.0
1594.5
View list
6
2080153955
Chen, Y (Yan-Ru)
1
1.0
1
0
0
100.0
1157.5
425.0
1582.5
View list
7
1100107190
Green, H (Hadrian)
1
1.0
1
0
0
100.0
1169.2
425.0
1594.2
View list
8
2070144890
Mapurisa, H (Hope)
1
1.0
1
0
0
100.0
1161.5
425.0
1586.5
View list
9
1090149094
Malo, T (Thato)
1
1.0
1
0
0
100.0
1169.5
425.0
1594.5
View list
10
2060161174
Letuka, M (Mahadi)
1
1.0
1
0
0
100.0
1161.5
425.0
1586.5
View list
11
2060102995
Lamola, K (Kamogelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
206090213
Sebopelo, K (Kamogelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
2060103281
Simelane, A (Ayanda)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
210086545
Steyn, A (Amelia)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
15
2060117882
Tlhabane, T (Thomo)
1
1.0
1
0
0
100.0
1169.2
425.0
1594.2
View list
16
2080109347
Tyler, J (Jacqueline)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
17
2060102992
Viljone, R (Rachelle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
2080138171
Williams, C (Cwenga)
1
1.0
1
0
0
100.0
1157.5
425.0
1582.5
View list
19
1080136993
Hattingh, A (Aiden)
1
0.5
0
1
0
50.0
1169.5
0.0
1169.5
View list
20
2080107169
Kriel, L (Lia)
1
0.5
0
1
0
50.0
1173.8
0.0
1173.8
View list