Chess South Africa
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Chess South Africa
Pienaar, I (Ian)
Dob:
2009/05/23 (U16)
Gender:
Male
Chess SA id:
109090787
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2023/05/19 (361 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
1314.1
Curent Weighted rating
1310.2
Curent Weighted performance
1061.1
Current official/published rating (highest between Raw, WR and WP)
1314.1
Current floor (min rating allowed)
814.1
Current highest rating achieved
1314.1
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)
±140.9
Current Raw change used (final)
0.0
Projected new Raw rating
1314.1
Projected new Weighed rating
1310.8
Projected new Weighted performance
1061.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1314.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1314.1
Projected new floor
814.1
Projected new K-facor
36
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
1302.4
Curent Weighted rating
1302.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1302.4
Current floor (min rating allowed)
802.4
Current highest rating achieved
1302.4
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)
±143.3
Current Raw change used (final)
0.0
Projected new Raw rating
1302.4
Projected new Weighed rating
1302.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1302.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1302.4
Projected new floor
802.4
Projected new K-facor
36
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
1259.6
Curent Weighted rating
1255.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1259.6
Current floor (min rating allowed)
759.6
Current highest rating achieved
1259.6
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)
±152.3
Current Raw change used (final)
0.0
Projected new Raw rating
1259.6
Projected new Weighed rating
1256.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1259.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1259.6
Projected new floor
759.6
Projected new K-facor
36
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)
759.6
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
759.6
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
6
Gauteng Open Arnold Classic 2023 (U16)
2023/05/19
2023/05/19
Tshwane (GTP)
Rapid
30
0.60
5
5
3.5
1296.2
1242.0
Analysis
5
Ekurhuleni Trials 2 2022 (U14)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Standard
62
0.84
5
5
4.0
1252.4
1250.6
Analysis
4
Ekurhuleni Trials 1 2022 (U14)
2022/04/23
2022/04/23
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.5
1229.4
1223.6
Analysis
3
JNW Trinityhouse LF 2022 (Contenders)
2022/03/12
2022/03/12
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1214.2
1200.0
Analysis
2
2019 Super 12 Laerskole (Juniors)
2019/05/04
2019/05/04
Tshwane (GTP)
Rapid
30
0.60
5
5
4.0
1187.3
1180.4
Analysis
1
2018 Super 12 (Junior)
2018/05/05
2018/05/05
Tshwane (GTP)
Rapid
30
0.60
5
5
2.5
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
30
18
5
7
20.5
68.3
155.8
1189.1
1344.9
White
15
8
4
3
10.0
66.7
141.7
1212.7
1354.4
Black
15
10
1
4
10.5
70.0
170.0
1165.4
1335.4
Standard
All
15
10
1
4
10.5
70.0
170.0
1213.2
1383.2
White
7
5
1
1
5.5
78.6
242.9
1190.1
1432.9
Black
8
5
0
3
5.0
62.5
106.3
1233.4
1339.6
Rapid
All
15
8
4
3
10.0
66.7
141.7
1164.9
1306.6
White
8
3
3
2
4.5
56.3
53.1
1232.5
1285.6
Black
7
5
1
1
5.5
78.6
242.9
1087.8
1330.6
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
2090136909
Rowlston, S (Sofia)
1
1.0
1
0
0
100.0
1214.2
425.0
1639.2
View list
2
1090155616
Onyia, K (Kabelo)
1
1.0
1
0
0
100.0
1296.2
425.0
1721.2
View list
3
1100141425
Nkoane, P (Pontsho)
1
1.0
1
0
0
100.0
1252.4
425.0
1677.4
View list
4
1100110363
Nel, D (Dawid)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
5
1110155602
Monwa, B (Bokang)
1
1.0
1
0
0
100.0
1296.2
425.0
1721.2
View list
6
2090135221
Monteiro Correia, M (Maya)
1
1.0
1
0
0
100.0
1252.4
425.0
1677.4
View list
7
1100118105
Maharaj, M (Mihiir)
1
1.0
1
0
0
100.0
1229.4
425.0
1654.4
View list
8
109079720
Lange, J (Jean-Luc)
1
1.0
1
0
0
100.0
1252.4
425.0
1677.4
View list
9
210091697
Botha, A (Andrea)
1
1.0
1
0
0
100.0
1214.2
425.0
1639.2
View list
10
1110133758
Bloem, J (James)
1
1.0
1
0
0
100.0
1214.2
425.0
1639.2
View list
11
1100107816
Dippenaar, KR (Keanu Roy)
1
1.0
1
0
0
100.0
1229.4
425.0
1654.4
View list
12
2100097359
Bothma, J (Jaculene)
1
1.0
1
0
0
100.0
1229.4
425.0
1654.4
View list
13
1100118121
Stoltz, DJ (Duncan Johan)
1
1.0
1
0
0
100.0
1252.4
425.0
1677.4
View list
14
1090101051
Swart, A (Arno)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1100108261
Theron, J (Jayden)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
16
110089426
Van Der Walt, AJ (Antonie)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
17
1100155641
Whitehead, A (Alexander)
1
1.0
1
0
0
100.0
1296.2
425.0
1721.2
View list
18
2090114748
Zwane, P (Precious)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
19
209093436
Botha, M (Mariska)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
20
108089799
Nel, L (Liam)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list