Chess South Africa
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Chess South Africa
Van Niekerk, M (Mariano)
Dob:
2008/04/24 (U18)
Gender:
Male
Chess SA id:
1080151274
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/07/27 (120 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
1147.6
Current Weighted rating
1159.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1159.7
Current highest rating achieved
1164.5
Current floor (min rating allowed)
664.5
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)
±178.7
Current Raw change used (final)
0.0
Projected new Raw rating
1147.6
Projected new Weighed rating
1066.5
Projected new Weighted performance
765.8
Projected new final Raw rating (if new WP > new Raw)
1147.6
Projected new highest rating
1164.5
Projected new floor
664.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1147.6
Projected effective change (new Official - current Official)
-12.1
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
1129.2
Current Weighted rating
1147.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1147.6
Current highest rating achieved
1154.8
Current floor (min rating allowed)
654.8
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)
±183.4
Current Raw change used (final)
0.0
Projected new Raw rating
1129.2
Projected new Weighed rating
1055.2
Projected new Weighted performance
552.3
Projected new final Raw rating (if new WP > new Raw)
1129.2
Projected new highest rating
1154.8
Projected new floor
654.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1129.2
Projected effective change (new Official - current Official)
-18.4
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
1174.8
Current Weighted rating
1184.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.9
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±171.9
Current Raw change used (final)
0.0
Projected new Raw rating
1174.8
Projected new Weighed rating
1089.6
Projected new Weighted performance
351.1
Projected new final Raw rating (if new WP > new Raw)
1174.8
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)
1174.8
Projected effective change (new Official - current Official)
-10.1
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
2
Cape Winelands - Top Schools 2024 (U18 Mixed)
2024/07/27
2024/07/27
Cape Winelands (WCW)
Standard
60
0.83
5
4
1.0
1164.2
1154.8
Analysis
1
Cape Winelands Schools - HS Trials 1 2024 (U18 Boys)
2024/02/17
2024/02/17
Cape Winelands (WCW)
Rapid
35
0.66
6
6
2.0
1164.5
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Cape Winelands - Top Schools 2024 (U18 Mixed)
2024/07/27
2024/07/27
Cape Winelands (WCW)
Standard
60
0.83
5
4
1.0
1164.2
1154.8
Analysis
2
Cape Winelands Schools - HS Trials 1 2024 (U18 Boys)
2024/02/17
2024/02/17
Cape Winelands (WCW)
Rapid
35
0.66
6
6
2.0
1164.5
1200.0
Analysis
1
Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)
2023/02/25
2023/02/25
Cape Winelands (WCW)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
3
0
7
3.0
30.0
-170.0
1293.2
1123.2
White
5
2
0
3
2.0
40.0
-85.0
1336.5
1251.5
Black
5
1
0
4
1.0
20.0
-255.0
1249.9
994.9
Standard
All
4
1
0
3
1.0
25.0
-212.5
1272.0
1059.5
White
2
1
0
1
1.0
50.0
0.0
1219.3
1219.3
Black
2
0
0
2
0.0
0.0
-425.0
1324.8
899.8
Rapid
All
6
2
0
4
2.0
33.3
-141.7
1307.3
1165.6
White
3
1
0
2
1.0
33.3
-141.7
1414.6
1272.9
Black
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
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
15
4
1
10
4.5
30.0
-170.0
1260.5
1090.5
White
8
3
1
4
3.5
43.8
-53.1
1277.1
1224.0
Black
7
1
0
6
1.0
14.3
-303.6
1241.6
938.0
Standard
All
9
2
1
6
2.5
27.8
-188.9
1229.3
1040.5
White
5
2
1
2
2.5
50.0
0.0
1194.6
1194.6
Black
4
0
0
4
0.0
0.0
-425.0
1272.8
847.8
Rapid
All
6
2
0
4
2.0
33.3
-141.7
1307.3
1165.6
White
3
1
0
2
1.0
33.3
-141.7
1414.6
1272.9
Black
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
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
1060192767
De Beer, M (Matieu)
1
1.0
1
0
0
100.0
1164.5
425.0
1589.5
View list
2
1000141769
Richard, T (Tim)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1070192770
Kahn, K (Keanu)
1
1.0
1
0
0
100.0
1164.5
425.0
1589.5
View list
4
1100308116
Williams, E (Enrique)
1
1.0
1
0
0
100.0
1164.2
425.0
1589.2
View list
5
108088280
Mostert, M (Mikhail)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
6
108072148
Van Heerden, EJ (Ethan Joel)
1
0.0
0
0
1
0.0
1164.5
-425.0
739.5
View list
7
1080151273
Van Der Merwe, J (Johann)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1070192768
Guntelach, N (Noah)
1
0.0
0
0
1
0.0
1164.5
-425.0
739.5
View list
9
108078354
De Vos, ES (Eustace Steyn)
1
0.0
0
0
1
0.0
1164.2
-425.0
739.2
View list
10
1080151258
Olivier, J (Joshua)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1060192773
Nqolobe, T (Thandolwethu)
1
0.0
0
0
1
0.0
1164.5
-425.0
739.5
View list
12
1060137636
Myoli, O (Oscar)
1
0.0
0
0
1
0.0
1164.2
-425.0
739.2
View list
13
1070108638
Badenhorst, S (Stephan)
1
0.0
0
0
1
0.0
1164.2
-425.0
739.2
View list
14
1080113450
Alkaster, R (Rickelme)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
106078288
Africa, G (Gillmore)
1
0.0
0
0
1
0.0
1164.5
-425.0
739.5
View list