Chess South Africa
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Chess South Africa
Mahumapelo, I (Ivan)
Dob:
2009/11/16 (U16)
Gender:
Male
Chess SA id:
1090152543
FIDE id:
Region:
Frances Baard (NCF)
Citizen:
RSA
Title(s):
Last active:
2023/06/17 (324 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
Curent Raw rating
1165.5
Curent Weighted rating
1171.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1171.8
Current floor (min rating allowed)
684.2
Current highest rating achieved
1184.2
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)
±174.2
Current Raw change used (final)
0.0
Projected new Raw rating
1165.5
Projected new Weighed rating
1170.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1170.6
Projected effective change (new Official - current Official)
-1.1
Projected new highest rating
1184.2
Projected new floor
684.2
Projected new K-facor
40
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
Curent Raw rating
1174.8
Curent Weighted rating
1178.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1178.4
Current floor (min rating allowed)
682.8
Current highest rating achieved
1182.8
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)
±171.9
Current Raw change used (final)
0.0
Projected new Raw rating
1174.8
Projected new Weighed rating
1177.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1177.6
Projected effective change (new Official - current Official)
-0.7
Projected new highest rating
1182.8
Projected new floor
682.8
Projected new K-facor
40
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
Curent Raw rating
1113.2
Curent Weighted rating
1135.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1135.8
Current floor (min rating allowed)
613.2
Current highest rating achieved
1113.2
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)
±187.6
Current Raw change used (final)
0.0
Projected new Raw rating
1113.2
Projected new Weighed rating
1132.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1132.3
Projected effective change (new Official - current Official)
-3.5
Projected new highest rating
1113.2
Projected new floor
613.2
Projected new K-facor
40
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
613.2
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
613.2
Projected new K-facor
36
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
4
Galeshewe Youth Day Chess Festival 2023 (Rapid B)
2023/06/17
2023/06/17
Frances Baard (NCF)
Rapid
17
0.42
6
5
1.0
1176.1
1200.0
Analysis
3
Frances Baard Schools Trials 2023 (U15 Boys)
2023/05/27
2023/05/27
Frances Baard (NCF)
Standard
62
0.84
5
5
2.0
1184.2
1182.8
Analysis
2
Frances Baard School Open II 2023 (U15)
2023/03/18
2023/03/18
Frances Baard (NCF)
Standard
62
0.84
5
5
2.5
1178.2
1174.0
Analysis
1
Frances Baard Schools Individuals 2023 (U15)
2023/02/18
2023/02/18
Frances Baard (NCF)
Standard
62
0.84
5
5
2.0
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
20
7
1
12
7.5
37.5
-106.3
1232.4
1126.2
White
9
4
0
5
4.0
44.4
-47.2
1245.4
1198.1
Black
11
3
1
7
3.5
31.8
-154.5
1221.8
1067.3
Standard
All
15
6
1
8
6.5
43.3
-56.7
1196.3
1139.6
White
6
3
0
3
3.0
50.0
0.0
1214.6
1214.6
Black
9
3
1
5
3.5
38.9
-94.4
1184.1
1089.7
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1340.8
1085.8
White
3
1
0
2
1.0
33.3
-141.7
1306.9
1165.2
Black
2
0
0
2
0.0
0.0
-425.0
1391.7
966.7
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
1080135009
Seleko, O (Onalenna)
2
0.0
0
0
2
0.0
1181.2
-425.0
756.2
View list
2
1080156774
Kock, G (Gift)
1
1.0
1
0
0
100.0
1184.2
425.0
1609.2
View list
3
2080145170
Makhaye, S (Sindiswa)
1
1.0
1
0
0
100.0
1178.2
425.0
1603.2
View list
4
1090156778
Medupe, M (Mpho)
1
1.0
1
0
0
100.0
1184.2
425.0
1609.2
View list
5
1080152814
Phakedi, L (Lebogang)
1
1.0
1
0
0
100.0
1178.2
425.0
1603.2
View list
6
2150153270
Oliphant, A (Azania)
1
1.0
1
0
0
100.0
1176.1
425.0
1601.1
View list
7
1090152547
Montshiwa, K (Kopano)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1090152549
Thatoyaone, S (Segang)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1090152810
Melamane, B (Buhle)
1
0.5
0
1
0
50.0
1178.2
0.0
1178.2
View list
10
2090152816
Theys, J (Jordan)
1
0.0
0
0
1
0.0
1178.2
-425.0
753.2
View list
11
1090156780
Mohulatsi, K (Kopano)
1
0.0
0
0
1
0.0
1184.2
-425.0
759.2
View list
12
108084926
Mjandana, AO (Ambeswa Onke)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
106066240
Mothata, O (Omaatla)
1
0.0
0
0
1
0.0
1176.1
-425.0
751.1
View list
14
2070110636
Mathamela, O (Omphemetse)
1
0.0
0
0
1
0.0
1176.1
-425.0
751.1
View list
15
1100110623
Mathamela, G (Golaotswe)
1
0.0
0
0
1
0.0
1176.1
-425.0
751.1
View list
16
1090110625
Lekhwi, N (Nazia)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1090152540
Gedezand, L (Lwando)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1100156772
Gabaikangwe, K (Kutlwano)
1
0.0
0
0
1
0.0
1184.2
-425.0
759.2
View list
19
208050682
Ahjum, KMK (Kristen)
1
0.0
0
0
1
0.0
1176.1
-425.0
751.1
View list