Chess South Africa
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Chess South Africa
Idehen, M (Michael)
Dob:
2007/11/14 (U18)
Gender:
Male
Chess SA id:
1070161905
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/10/12 (43 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
1361.9
Current Weighted rating
1263.9
Current Weighted performance
1329.4
Current official/published rating (highest between Raw, WR and WP)
1361.9
Current highest rating achieved
1374.4
Current floor (min rating allowed)
874.4
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)
±131.7
Current Raw change used (final)
0.0
Projected new Raw rating
1361.9
Projected new Weighed rating
1165.1
Projected new Weighted performance
1329.4
Projected new final Raw rating (if new WP > new Raw)
1361.9
Projected new highest rating
1374.4
Projected new floor
874.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1361.9
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
1371.5
Current Weighted rating
1270.6
Current Weighted performance
1329.4
Current official/published rating (highest between Raw, WR and WP)
1371.5
Current highest rating achieved
1390.9
Current floor (min rating allowed)
890.9
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)
±129.9
Current Raw change used (final)
0.0
Projected new Raw rating
1371.5
Projected new Weighed rating
1171.5
Projected new Weighted performance
1329.4
Projected new final Raw rating (if new WP > new Raw)
1371.5
Projected new highest rating
1390.9
Projected new floor
890.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1371.5
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
2024 West Rand Closed (U18)
2024/10/12
2024/10/12
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1374.4
1390.9
Analysis
6
2024 West Rand Trials (U18)
2024/09/07
2024/09/07
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1362.1
1379.0
Analysis
5
D2 School League Finals 2024 (U19)
2024/07/20
2024/07/20
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1313.7
1333.2
Analysis
4
2024 D2 Schools Individuals (U18 Boys)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1284.0
1301.9
Analysis
3
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1199.4
1198.9
Analysis
2
2024 West Rand Open (Rooks)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1178.2
1173.0
Analysis
1
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
6
3.5
1199.4
1198.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
2024 West Rand Closed (U18)
2024/10/12
2024/10/12
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1374.4
1390.9
Analysis
7
2024 West Rand Trials (U18)
2024/09/07
2024/09/07
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1362.1
1379.0
Analysis
6
D2 School League Finals 2024 (U19)
2024/07/20
2024/07/20
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1313.7
1333.2
Analysis
5
2024 D2 Schools Individuals (U18 Boys)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1284.0
1301.9
Analysis
4
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1199.4
1198.9
Analysis
3
2024 West Rand Open (Rooks)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1178.2
1173.0
Analysis
2
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
6
3.5
1199.4
1198.9
Analysis
1
2023 West Rand Trials (U18)
2023/09/09
2023/09/09
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
36
17
5
14
19.5
54.2
35.4
1348.6
1384.0
White
19
10
2
7
11.0
57.9
67.1
1360.8
1427.9
Black
17
7
3
7
8.5
50.0
0.0
1334.9
1334.9
Standard
All
36
17
5
14
19.5
54.2
35.4
1348.6
1384.0
White
19
10
2
7
11.0
57.9
67.1
1360.8
1427.9
Black
17
7
3
7
8.5
50.0
0.0
1334.9
1334.9
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
41
19
5
17
21.5
52.4
20.7
1326.5
1347.3
White
22
12
2
8
13.0
59.1
77.3
1334.8
1412.1
Black
19
7
3
9
8.5
44.7
-44.7
1317.0
1272.3
Standard
All
41
19
5
17
21.5
52.4
20.7
1326.5
1347.3
White
22
12
2
8
13.0
59.1
77.3
1334.8
1412.1
Black
19
7
3
9
8.5
44.7
-44.7
1317.0
1272.3
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
1080301060
Ackerman, J (Joshua)
2
2.0
2
0
0
100.0
1368.3
425.0
1793.3
View list
2
2070117343
Pauwels, P (Piper)
2
1.5
1
1
0
75.0
1368.3
212.5
1580.8
View list
3
1070147889
Lekoma, A (Amogelang)
2
1.0
1
0
1
50.0
1276.3
0.0
1276.3
View list
4
1060157110
Ndlovu, D (Donnel)
2
0.0
0
0
2
0.0
1242.0
-425.0
817.0
View list
5
1080136200
Sehularo, K (Kganya)
2
0.0
0
0
2
0.0
1368.3
-425.0
943.3
View list
6
210092704
Deysel, H (Hannah)
1
1.0
1
0
0
100.0
1199.4
425.0
1624.4
View list
7
2090192189
Botha, Z (Zoe)
1
1.0
1
0
0
100.0
1178.2
425.0
1603.2
View list
8
1080113577
Arlow, JF (Jonathan)
1
1.0
1
0
0
100.0
1362.1
425.0
1787.1
View list
9
1090136702
Jacob, AK (Abishai)
1
1.0
1
0
0
100.0
1178.2
425.0
1603.2
View list
10
1070153742
Khandoo, J (Jiya)
1
1.0
1
0
0
100.0
1199.4
425.0
1624.4
View list
11
1080303127
Kannemeyer, K (Kevin)
1
1.0
1
0
0
100.0
1284.0
425.0
1709.0
View list
12
1090149210
Mazibuko, M (Mduduzi)
1
1.0
1
0
0
100.0
1313.7
425.0
1738.7
View list
13
2070144522
Motsoahae, B (Bokamoso)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1120139673
Mosia, L (Lebajwe)
1
1.0
1
0
0
100.0
1199.4
425.0
1624.4
View list
15
1080156321
Molibedi, M (Mohale)
1
1.0
1
0
0
100.0
1284.0
425.0
1709.0
View list
16
206072373
Ngubeni, BR (Boitumelo)
1
1.0
1
0
0
100.0
1313.7
425.0
1738.7
View list
17
1060306803
Philemon, A (Adriaan)
1
1.0
1
0
0
100.0
1313.7
425.0
1738.7
View list
18
1070156361
Prince, A (Adan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
19
1060157117
Radebe, R (Rorisang)
1
1.0
1
0
0
100.0
1199.4
425.0
1624.4
View list
20
1070117660
Sethunya, O (Onkgopotse)
1
1.0
1
0
0
100.0
1199.4
425.0
1624.4
View list