Chess South Africa
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Chess South Africa
Coetser, N (Niel)
Dob:
2010/12/10 (U16)
Gender:
Male
Chess SA id:
1100149926
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2023/07/29 (427 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
1264.3
Current Weighted rating
1260.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1264.3
Current highest rating achieved
1264.3
Current floor (min rating allowed)
764.3
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)
±151.3
Current Raw change used (final)
0.0
Projected new Raw rating
1264.3
Projected new Weighed rating
1160.0
Projected new Weighted performance
686.4
Projected new final Raw rating (if new WP > new Raw)
1264.3
Projected new highest rating
1264.3
Projected new floor
764.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1264.3
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
1273.8
Current Weighted rating
1269.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1273.8
Current highest rating achieved
1273.8
Current floor (min rating allowed)
773.8
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)
±149.3
Current Raw change used (final)
0.0
Projected new Raw rating
1273.8
Projected new Weighed rating
1168.4
Projected new Weighted performance
686.4
Projected new final Raw rating (if new WP > new Raw)
1273.8
Projected new highest rating
1273.8
Projected new floor
773.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1273.8
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
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)
±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
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
2
Top Schools 2023 (U13)
2023/07/29
2023/07/29
Eden District (WEG)
Standard
60
0.83
5
5
2.5
1246.1
1254.0
Analysis
1
George Chess Trials 2 2023 (U13 Boys)
2023/02/11
2023/02/11
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
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
10
5
1
4
5.5
55.0
42.5
1345.3
1387.8
White
4
1
0
3
1.0
25.0
-212.5
1415.1
1202.6
Black
6
4
1
1
4.5
75.0
212.5
1298.7
1511.2
Standard
All
10
5
1
4
5.5
55.0
42.5
1345.3
1387.8
White
4
1
0
3
1.0
25.0
-212.5
1415.1
1202.6
Black
6
4
1
1
4.5
75.0
212.5
1298.7
1511.2
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2130136581
Brewis, S (Sienna)
1
1.0
1
0
0
100.0
1246.1
425.0
1671.1
View list
2
1110159134
Ndongeni, A (Ambesiwe)
1
1.0
1
0
0
100.0
1246.1
425.0
1671.1
View list
3
1110108141
Van Staden, J (Jemeal)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1100136948
Stander, H (Hendrik)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1100131122
Stamrood, K (Kyle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1000148057
Volontiya, S (Sidima)
1
0.5
0
1
0
50.0
1246.1
0.0
1246.1
View list
7
1120131110
Punt, H (Heinrich)
1
0.0
0
0
1
0.0
1246.1
-425.0
821.1
View list
8
2110119491
Mpuru, M (Moyisi)
1
0.0
0
0
1
0.0
1246.1
-425.0
821.1
View list
9
1110109382
Fourie, L (Loftie)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1100134725
Botha, C (Chris)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
