Chess South Africa
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Chess South Africa
Roothman, M (Marrit)
Dob:
2006/04/27 (U20)
Gender:
Female
Chess SA id:
206046690
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/03/22 (52 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
1084.0
Curent Weighted rating
753.6
Curent Weighted performance
1099.6
Current official/published rating (highest between Raw, WR and WP)
1084.0
Current floor (min rating allowed)
584.0
Current highest rating achieved
1084.0
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)
±195.6
Current Raw change used (final)
0.0
Projected new Raw rating
1084.0
Projected new Weighed rating
784.8
Projected new Weighted performance
1099.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1099.6
Projected effective change (new Official - current Official)
+15.6
Projected new highest rating
1084.0
Projected new floor
584.0
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
751.6
Curent Weighted rating
654.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
751.6
Current floor (min rating allowed)
251.6
Current highest rating achieved
751.6
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)
±314.1
Current Raw change used (final)
0.0
Projected new Raw rating
751.6
Projected new Weighed rating
665.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
751.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
751.6
Projected new floor
251.6
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
764.8
Curent Weighted rating
621.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
764.8
Current floor (min rating allowed)
264.8
Current highest rating achieved
764.8
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)
±308.3
Current Raw change used (final)
0.0
Projected new Raw rating
764.8
Projected new Weighed rating
634.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
764.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
764.8
Projected new floor
264.8
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
500.0
Curent Weighted rating
500.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
500.0
Current floor (min rating allowed)
264.8
Current highest rating achieved
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)
±449.5
Current Raw change used (final)
0.0
Projected new Raw rating
500.0
Projected new Weighed rating
500.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
500.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
500.0
Projected new floor
264.8
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
3
Western Cape HS Individuals Championship 2024 (U18 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
5
1.5
1029.0
692.4
Analysis
2
West Coast Schools Chess Prestige Championships 2024 (U18+U20 Girls)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
710.3
578.4
Analysis
1
Bo-Weskus Skole Prestige 2024 (HS Dogters)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
710.3
578.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
Western Cape HS Individuals Championship 2024 (U18 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
5
1.5
1029.0
692.4
Analysis
7
West Coast Schools Chess Prestige Championships 2024 (U18+U20 Girls)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
710.3
578.4
Analysis
6
Bo-Weskus Skole Prestige 2024 (HS Dogters)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
710.3
578.4
Analysis
5
Western Cape Top Schools 2023 (U18 Girls)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
3.0
613.4
575.2
Analysis
4
Upper West Coast Top Schools Championship 2023 (High School)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
5
0.0
613.9
579.2
Analysis
3
Bo-Weskus Skole Prestige 2020 (O15+O18 Dogters)
2020/02/15
2020/02/15
West Coast (WCU)
Standard
60
0.83
6
6
2.0
553.5
500.0
Analysis
2
Bo-Weskus Skole Skaak Prestige 2019 (O13 Dogters)
2019/02/16
2019/02/16
West Coast (WCU)
Rapid
30
0.60
7
3
2.0
506.0
500.0
Analysis
1
Western Cape Top Schools 2018 (U13 Girls)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
4
1.0
500.0
500.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
6
1
8
6.5
43.3
-56.7
1273.5
1216.9
White
7
3
1
3
3.5
50.0
0.0
1297.6
1297.6
Black
8
3
0
5
3.0
37.5
-106.3
1252.5
1146.2
Standard
All
5
1
1
3
1.5
30.0
-170.0
1265.1
1095.1
White
2
0
1
1
0.5
25.0
-212.5
1367.6
1155.1
Black
3
1
0
2
1.0
33.3
-141.7
1196.7
1055.1
Rapid
All
10
5
0
5
5.0
50.0
0.0
1277.8
1277.8
White
5
3
0
2
3.0
60.0
85.0
1269.7
1354.7
Black
5
2
0
3
2.0
40.0
-85.0
1285.9
1200.9
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
39
14
1
24
14.5
37.2
-109.0
1172.0
1063.0
White
19
7
1
11
7.5
39.5
-89.5
1225.5
1136.1
Black
20
7
0
13
7.0
35.0
-127.5
1121.2
993.7
Standard
All
21
7
1
13
7.5
35.7
-121.4
1112.2
990.8
White
10
3
1
6
3.5
35.0
-127.5
1208.4
1080.9
Black
11
4
0
7
4.0
36.4
-115.9
1024.8
908.8
Rapid
All
18
7
0
11
7.0
38.9
-94.4
1241.8
1147.4
White
9
4
0
5
4.0
44.4
-47.2
1244.6
1197.3
Black
9
3
0
6
3.0
33.3
-141.7
1239.0
1097.4
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
208078559
Van Zyl, M (Mea)
2
0.0
0
0
2
0.0
710.3
-425.0
285.3
View list
2
2060151323
Brink, A (Anika)
1
1.0
1
0
0
100.0
613.4
425.0
1038.4
View list
3
2100153182
Cloete, T (Tashlynn)
1
1.0
1
0
0
100.0
710.3
425.0
1135.3
View list
4
207080800
Diergaardt, L (Lee-Heine)
1
1.0
1
0
0
100.0
710.3
425.0
1135.3
View list
5
206077294
Galant, R (Rozaan)
1
1.0
1
0
0
100.0
710.3
425.0
1135.3
View list
6
2060099683
Landu, A (Asive)
1
1.0
1
0
0
100.0
553.5
425.0
978.5
View list
7
2050131890
Paulse, R (Ranelle)
1
1.0
1
0
0
100.0
553.5
425.0
978.5
View list
8
2070146745
Phillips, Z (Zara-Leigh)
1
1.0
1
0
0
100.0
613.4
425.0
1038.4
View list
9
2070110436
Skippers, J (Janique)
1
1.0
1
0
0
100.0
506.0
425.0
931.0
View list
10
2060159264
Van Der Westhuizen, S (Shandre)
1
1.0
1
0
0
100.0
1029.0
425.0
1454.0
View list
11
2080138107
Van Eden, I (Isabella)
1
1.0
1
0
0
100.0
613.4
425.0
1038.4
View list
12
2060110454
Van Rhyn, J (J`mia)
1
1.0
1
0
0
100.0
506.0
425.0
931.0
View list
13
210090541
Van Staden, L (Laurenzia)
1
1.0
1
0
0
100.0
710.3
425.0
1135.3
View list
14
206078128
Van Wyk, J (Jomanique)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
15
2080192522
Van Zyl, A (Ane)
1
1.0
1
0
0
100.0
710.3
425.0
1135.3
View list
16
2070104260
Grobbelaar, C (Chanelle)
1
0.5
0
1
0
50.0
1029.0
0.0
1029.0
View list
17
107078606
Nero, S (Shivano)
1
0.0
0
0
1
0.0
613.9
-425.0
188.9
View list
18
206093487
Mattheus, E (Elcay)
1
0.0
0
0
1
0.0
553.5
-425.0
128.5
View list
19
206060328
Maarman, P (Perusha)
1
0.0
0
0
1
0.0
710.3
-425.0
285.3
View list
20
1080110402
Gentles, A (Abrain)
1
0.0
0
0
1
0.0
613.9
-425.0
188.9
View list