Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Der Ross, H (Haily)
Dob:
2009/10/26 (U16)
Gender:
Female
Chess SA id:
2090139173
FIDE id:
Region:
Central Karoo (WCK)
Citizen:
RSA
Title(s):
Last active:
2024/03/02 (203 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
Current Raw rating
1196.9
Current Weighted rating
1156.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1196.9
Current highest rating achieved
1196.9
Current floor (min rating allowed)
696.9
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)
±166.5
Current Raw change used (final)
0.0
Projected new Raw rating
1196.9
Projected new Weighed rating
1064.8
Projected new Weighted performance
901.4
Projected new final Raw rating (if new WP > new Raw)
1196.9
Projected new highest rating
1196.9
Projected new floor
696.9
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1196.9
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1164.0
Current Weighted rating
1107.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1164.0
Current highest rating achieved
1178.4
Current floor (min rating allowed)
678.4
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)
±174.5
Current Raw change used (final)
0.0
Projected new Raw rating
1164.0
Projected new Weighed rating
1020.0
Projected new Weighted performance
750.1
Projected new final Raw rating (if new WP > new Raw)
1164.0
Projected new highest rating
1178.4
Projected new floor
678.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1164.0
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1240.0
Current Weighted rating
1240.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1240.0
Current highest rating achieved
1240.0
Current floor (min rating allowed)
740.0
Current K-factor
36
s
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)
±156.6
Current Raw change used (final)
0.0
Projected new Raw rating
1240.0
Projected new Weighed rating
1140.8
Projected new Weighted performance
313.0
Projected new final Raw rating (if new WP > new Raw)
1240.0
Projected new highest rating
1240.0
Projected new floor
740.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1240.0
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Central Karoo Schools Chess Trial 1 2024 (U15)
2024/03/02
2024/03/02
Central Karoo (WCK)
Standard
60
0.83
5
5
4.0
1133.2
1074.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Central Karoo Schools Chess Trial 1 2024 (U15)
2024/03/02
2024/03/02
Central Karoo (WCK)
Standard
60
0.83
5
5
4.0
1133.2
1074.8
Analysis
3
Central Karoo Ope 2022 (B)
2022/06/18
2022/06/18
Central Karoo (WCK)
Rapid
32
0.63
6
6
4.0
1094.9
1200.0
Analysis
2
Western Cape Schools 2022 (U13 Girls)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
5
0.0
1181.6
1178.4
Analysis
1
Central Karoo 2022 (U11-U15 Girls)
2022/03/19
2022/03/19
Central Karoo (WCK)
Standard
65
0.85
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
4
0
1
4.0
80.0
255.0
1210.1
1465.1
White
3
2
0
1
2.0
66.7
141.7
1215.4
1357.1
Black
2
2
0
0
2.0
100.0
425.0
1202.2
1627.2
Standard
All
5
4
0
1
4.0
80.0
255.0
1210.1
1465.1
White
3
2
0
1
2.0
66.7
141.7
1215.4
1357.1
Black
2
2
0
0
2.0
100.0
425.0
1202.2
1627.2
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
21
10
0
11
10.0
47.6
-20.2
1188.1
1167.9
White
12
7
0
5
7.0
58.3
70.8
1179.6
1250.5
Black
9
3
0
6
3.0
33.3
-141.7
1199.4
1057.7
Standard
All
15
6
0
9
6.0
40.0
-85.0
1196.2
1111.2
White
9
4
0
5
4.0
44.4
-47.2
1192.3
1145.1
Black
6
2
0
4
2.0
33.3
-141.7
1201.9
1060.3
Rapid
All
6
4
0
2
4.0
66.7
141.7
1168.0
1309.6
White
3
3
0
0
3.0
100.0
425.0
1141.6
1566.6
Black
3
1
0
2
1.0
33.3
-141.7
1194.3
1052.6
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
2110139170
Plaatjies, N (Nikita)
2
2.0
2
0
0
100.0
1147.5
425.0
1572.5
View list
2
2090139171
Smith, E (Eshnique)
2
1.0
1
0
1
50.0
1166.6
0.0
1166.6
View list
3
2090139167
Jacobs, A (Akilah)
1
1.0
1
0
0
100.0
1133.2
425.0
1558.2
View list
4
1110139179
Gertse, K (Kayden)
1
1.0
1
0
0
100.0
1094.9
425.0
1519.9
View list
5
1120139178
Frieslaar, J (Junior)
1
1.0
1
0
0
100.0
1094.9
425.0
1519.9
View list
6
1090302536
Bosman, B (Beauthin)
1
1.0
1
0
0
100.0
1133.2
425.0
1558.2
View list
7
1110118927
Augustyn, J (Johan)
1
1.0
1
0
0
100.0
1094.9
425.0
1519.9
View list
8
2100139175
Wanie, D (Demucia)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1090302542
Windvoel, J (Jayden)
1
1.0
1
0
0
100.0
1133.2
425.0
1558.2
View list
10
2090098408
Wewers, I (Izelle)
1
0.0
0
0
1
0.0
1181.6
-425.0
756.6
View list
11
2100096201
Wessels, H (Hanjah)
1
0.0
0
0
1
0.0
1181.6
-425.0
756.6
View list
12
2090137600
Van Zyl, C (Cornelia Aletta)
1
0.0
0
0
1
0.0
1181.6
-425.0
756.6
View list
13
1110118813
Stalmeester, J (Jaiden)
1
0.0
0
0
1
0.0
1094.9
-425.0
669.9
View list
14
1100139201
Sabawas, R (Ricardo)
1
0.0
0
0
1
0.0
1133.2
-425.0
708.2
View list
15
2100118812
Arries, J (Jizelle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
2090108212
Phetheni, A (Axolisiwe)
1
0.0
0
0
1
0.0
1181.6
-425.0
756.6
View list
17
2100138833
Ngcobo, Z (Zethu)
1
0.0
0
0
1
0.0
1181.6
-425.0
756.6
View list
18
2100139169
Ndodo, Z (Zainab)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1120139176
De Bruin, H (Hudson)
1
0.0
0
0
1
0.0
1094.9
-425.0
669.9
View list