Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Oosthuizen, A (Alana)
Dob:
2012/09/02 (U14)
Gender:
Female
Chess SA id:
2120193246
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/03/16 (77 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
1182.5
Curent Weighted rating
1195.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1195.1
Current floor (min rating allowed)
687.8
Current highest rating achieved
1187.8
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)
±170.0
Current Raw change used (final)
0.0
Projected new Raw rating
1182.5
Projected new Weighed rating
1193.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1193.9
Projected effective change (new Official - current Official)
-1.2
Projected new highest rating
1187.8
Projected new floor
687.8
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
1192.4
Curent Weighted rating
1198.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1198.3
Current floor (min rating allowed)
692.4
Current highest rating achieved
1192.4
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)
±167.6
Current Raw change used (final)
0.0
Projected new Raw rating
1192.4
Projected new Weighed rating
1197.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1197.7
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1192.4
Projected new floor
692.4
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
1181.6
Curent Weighted rating
1194.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1194.5
Current floor (min rating allowed)
681.6
Current highest rating achieved
1181.6
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)
±170.2
Current Raw change used (final)
0.0
Projected new Raw rating
1181.6
Projected new Weighed rating
1193.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1193.3
Projected effective change (new Official - current Official)
-1.2
Projected new highest rating
1181.6
Projected new floor
681.6
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
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)
681.6
Current highest rating achieved
0.0
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)
±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
0.0
Projected new floor
681.6
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
2
Overberg Schools - PS Closed 2024 (U13 Girls)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
2.5
1187.8
1200.0
Analysis
1
Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13)
2024/02/10
2024/02/10
Overberg (WOS)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Overberg Schools - PS Closed 2024 (U13 Girls)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
2.5
1187.8
1200.0
Analysis
1
Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13)
2024/02/10
2024/02/10
Overberg (WOS)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
3
3
4
4.5
45.0
-42.5
1172.3
1129.8
White
4
0
2
2
1.0
25.0
-212.5
1188.4
975.9
Black
6
3
1
2
3.5
58.3
70.8
1161.5
1232.4
Standard
All
5
2
1
2
2.5
50.0
0.0
1153.2
1153.2
White
2
0
1
1
0.5
25.0
-212.5
1176.8
964.3
Black
3
2
0
1
2.0
66.7
141.7
1137.5
1279.2
Rapid
All
5
1
2
2
2.0
40.0
-85.0
1191.3
1106.3
White
2
0
1
1
0.5
25.0
-212.5
1200.0
987.5
Black
3
1
1
1
1.5
50.0
0.0
1185.6
1185.6
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
10
3
3
4
4.5
45.0
-42.5
1172.3
1129.8
White
4
0
2
2
1.0
25.0
-212.5
1188.4
975.9
Black
6
3
1
2
3.5
58.3
70.8
1161.5
1232.4
Standard
All
5
2
1
2
2.5
50.0
0.0
1153.2
1153.2
White
2
0
1
1
0.5
25.0
-212.5
1176.8
964.3
Black
3
2
0
1
2.0
66.7
141.7
1137.5
1279.2
Rapid
All
5
1
2
2
2.0
40.0
-85.0
1191.3
1106.3
White
2
0
1
1
0.5
25.0
-212.5
1200.0
987.5
Black
3
1
1
1
1.5
50.0
0.0
1185.6
1185.6
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
2120138445
Philander, F (Faith)
1
1.0
1
0
0
100.0
1187.8
425.0
1612.8
View list
2
2120193243
Hartzenberg, L (Luzane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2120300074
Dreyer, M (Minette)
1
1.0
1
0
0
100.0
1187.8
425.0
1612.8
View list
4
1110193241
Chinyowa, J (Junior)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
2120300787
Jezelle, M (Massyn)
1
0.5
0
1
0
50.0
1187.8
0.0
1187.8
View list
6
1110150713
Henn, E (Enwill)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
1120193251
Van Rooyen, J (Johannes Christiaan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
2110159246
Rock, M (Mieke)
1
0.0
0
0
1
0.0
1187.8
-425.0
762.8
View list
9
2110150081
Diederiks, K (Katryn)
1
0.0
0
0
1
0.0
1187.8
-425.0
762.8
View list
10
1110138418
Boes, D (Daylan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list