Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Oncke, R (Ralph)
Dob:
2001/05/20 (Adult)
Gender:
Male
Chess SA id:
1010096237
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2019/02/23 (2102 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
1037.3
Current Weighted rating
1037.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1037.3
Current highest rating achieved
1185.1
Current floor (min rating allowed)
685.1
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)
±209.1
Current Raw change used (final)
0.0
Projected new Raw rating
1037.3
Projected new Weighed rating
954.3
Projected new Weighted performance
168.1
Projected new final Raw rating (if new WP > new Raw)
1037.3
Projected new highest rating
1185.1
Projected new floor
685.1
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1037.3
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
1045.6
Current Weighted rating
1045.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1045.6
Current highest rating achieved
1045.6
Current floor (min rating allowed)
545.6
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)
±206.6
Current Raw change used (final)
0.0
Projected new Raw rating
1045.6
Projected new Weighed rating
962.0
Projected new Weighted performance
27.5
Projected new final Raw rating (if new WP > new Raw)
1045.6
Projected new highest rating
1045.6
Projected new floor
545.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1045.6
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
1111.2
Current Weighted rating
1111.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1111.2
Current highest rating achieved
1111.2
Current floor (min rating allowed)
611.2
Current K-factor
40
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)
±188.2
Current Raw change used (final)
0.0
Projected new Raw rating
1111.2
Projected new Weighed rating
1022.3
Projected new Weighted performance
92.6
Projected new final Raw rating (if new WP > new Raw)
1111.2
Projected new highest rating
1111.2
Projected new floor
611.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1111.2
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
1036.0
Current Weighted rating
1036.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1036.0
Current highest rating achieved
1117.2
Current floor (min rating allowed)
617.2
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)
±209.5
Current Raw change used (final)
0.0
Projected new Raw rating
1036.0
Projected new Weighed rating
953.1
Projected new Weighted performance
101.2
Projected new final Raw rating (if new WP > new Raw)
1036.0
Projected new highest rating
1117.2
Projected new floor
617.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1036.0
Projected effective change (new Official - current Official)
=0.0
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
5
Onder-Weskus Skole Proewe 2019 (O18 Seuns)
2019/02/16
2019/02/23
West Coast (WCU)
Rapid
30
0.60
8
8
3.0
1050.5
1200.0
Analysis
4
West Coast Blits Invitational 2018 (Junior)
2018/10/27
2018/10/27
West Coast (WCU)
Blitz
5
0.18
5
5
1.0
1059.6
1117.2
Analysis
3
West Coast Schools Prestige Individual Championship 2018 (U18 Boys)
2018/03/10
2018/03/24
West Coast (WCU)
Standard
60
0.83
6
5
0.0
1185.1
1200.0
Analysis
2
Mykonos Blitz U8 (Adult)
2018/02/04
2018/02/04
West Coast (WCU)
Blitz
5
0.18
5
1
0.0
1200.0
1200.0
Analysis
1
Mykonos Blitz U8 (U14+U16)
2018/02/04
2018/02/04
West Coast (WCU)
Blitz
5
0.18
5
4
1.0
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
23
5
0
18
5.0
21.7
-240.2
1058.6
818.4
White
11
4
0
7
4.0
36.4
-115.9
1104.3
988.4
Black
12
1
0
11
1.0
8.3
-354.2
1016.7
662.5
Standard
All
5
0
0
5
0.0
0.0
-425.0
917.7
492.7
White
2
0
0
2
0.0
0.0
-425.0
1037.7
612.7
Black
3
0
0
3
0.0
0.0
-425.0
837.8
412.8
Rapid
All
8
3
0
5
3.0
37.5
-106.3
1097.7
991.5
White
4
2
0
2
2.0
50.0
0.0
1068.7
1068.7
Black
4
1
0
3
1.0
25.0
-212.5
1126.7
914.2
Blitz
All
10
2
0
8
2.0
20.0
-255.0
1097.7
842.7
White
5
2
0
3
2.0
40.0
-85.0
1159.4
1074.4
Black
5
0
0
5
0.0
0.0
-425.0
1036.0
611.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
103061699
Hendricks, M (Marquin)
1
1.0
1
0
0
100.0
1050.5
425.0
1475.5
View list
2
2090096275
Farmer, J (Jaydean)
1
1.0
1
0
0
100.0
1059.6
425.0
1484.6
View list
3
1020110221
Louw, J (Jayron)
1
1.0
1
0
0
100.0
1050.5
425.0
1475.5
View list
4
1030096306
Swartz, C (Chrisneto)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1020099711
Jonkers, D (Devan)
1
1.0
1
0
0
100.0
1050.5
425.0
1475.5
View list
6
101079708
Januarie, J (Jashwin)
1
0.0
0
0
1
0.0
1050.5
-425.0
625.5
View list
7
1000096241
Januarie, J (Jashuan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
106077636
Richards, E (Ezekiel)
1
0.0
0
0
1
0.0
1059.6
-425.0
634.6
View list
9
103077651
Richards, E (Elijah)
1
0.0
0
0
1
0.0
1050.5
-425.0
625.5
View list
10
103084798
Ntetha, M (Malipo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1000099710
Noemdoe, E (Edgar)
1
0.0
0
0
1
0.0
1185.1
-425.0
760.1
View list
12
105065981
Minnaar, E (Ethan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
102066003
Lesch, K (Keano)
1
0.0
0
0
1
0.0
1185.1
-425.0
760.1
View list
14
102077685
Kok, C (Craig)
1
0.0
0
0
1
0.0
1050.5
-425.0
625.5
View list
15
205014440
Jordaan, S (Samishca)
1
0.0
0
0
1
0.0
1059.6
-425.0
634.6
View list
16
103043827
Eygelaar, FC (Fc)
1
0.0
0
0
1
0.0
1050.5
-425.0
625.5
View list
17
100066018
Dirks, D (Divan)
1
0.0
0
0
1
0.0
1185.1
-425.0
760.1
View list
18
1090096276
De Klerk, J (Jason)
1
0.0
0
0
1
0.0
1059.6
-425.0
634.6
View list
19
101068730
Claassen, K (Keith)
1
0.0
0
0
1
0.0
1185.1
-425.0
760.1
View list
20
101066014
Carolus, C (Chadwin)
1
0.0
0
0
1
0.0
1185.1
-425.0
760.1
View list