Chess South Africa
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Chess South Africa
Ngaka, O (Oratile)
Dob:
2008/09/04 (U18)
Gender:
Male
Chess SA id:
1080141497
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/05/13 (503 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
1099.6
Current Weighted rating
1101.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1101.4
Current highest rating achieved
1162.3
Current floor (min rating allowed)
662.3
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)
±191.3
Current Raw change used (final)
0.0
Projected new Raw rating
1099.6
Projected new Weighed rating
1013.0
Projected new Weighted performance
512.9
Projected new final Raw rating (if new WP > new Raw)
1099.6
Projected new highest rating
1162.3
Projected new floor
662.3
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1099.6
Projected effective change (new Official - current Official)
-1.8
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
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
1041.2
Current Weighted rating
1044.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1044.0
Current highest rating achieved
1140.0
Current floor (min rating allowed)
640.0
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)
±207.9
Current Raw change used (final)
0.0
Projected new Raw rating
1041.2
Projected new Weighed rating
960.0
Projected new Weighted performance
539.9
Projected new final Raw rating (if new WP > new Raw)
1041.2
Projected new highest rating
1140.0
Projected new floor
640.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1041.2
Projected effective change (new Official - current Official)
-2.8
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Ithembelihle Open 2023 (LSEN)
2023/05/13
2023/05/13
Ekurhuleni (GE)
Rapid
20
0.47
5
5
1.0
1118.6
1071.2
Analysis
2
OR Tambo Soncini Finals 2022 (LSEN)
2022/10/29
2022/10/29
Ekurhuleni (GE)
Rapid
30
0.60
5
4
0.0
1162.3
1140.0
Analysis
1
Gauteng Schools Disabiltity Chess Festival 2022 (Primary School)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Rapid
30
0.60
5
4
0.5
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
13
1
1
11
1.5
11.5
-326.9
1194.5
867.5
White
6
1
1
4
1.5
25.0
-212.5
1201.1
988.6
Black
7
0
0
7
0.0
0.0
-425.0
1188.8
763.8
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
13
1
1
11
1.5
11.5
-326.9
1194.5
867.5
White
6
1
1
4
1.5
25.0
-212.5
1201.1
988.6
Black
7
0
0
7
0.0
0.0
-425.0
1188.8
763.8
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
1070155535
Maziya, K (Katlego)
1
1.0
1
0
0
100.0
1118.6
425.0
1543.6
View list
2
1080141469
Come, K (Kayane)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
1100119339
Bailey, K (Kai)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1100141508
Tshanda, S (Sibulele)
1
0.0
0
0
1
0.0
1118.6
-425.0
693.6
View list
5
1080147290
Sebotse, M (Mpho)
1
0.0
0
0
1
0.0
1162.3
-425.0
737.3
View list
6
1050141461
Nhlapho, M (Mduduzi)
1
0.0
0
0
1
0.0
1118.6
-425.0
693.6
View list
7
1080147287
Motsiri, T (Thabo Junior)
1
0.0
0
0
1
0.0
1162.3
-425.0
737.3
View list
8
1070141489
Mokome, O (Onteretse)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1090115208
Mametja, R (Ryan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
2090147283
Maloi, M (Manapo)
1
0.0
0
0
1
0.0
1162.3
-425.0
737.3
View list
11
1080147278
Kruger, M (Martin)
1
0.0
0
0
1
0.0
1162.3
-425.0
737.3
View list
12
102095339
Dube, B (Brandon)
1
0.0
0
0
1
0.0
1118.6
-425.0
693.6
View list
13
1060141441
Dhlamini, K (Kamohelo)
1
0.0
0
0
1
0.0
1118.6
-425.0
693.6
View list
