Chess South Africa
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Chess South Africa
Gruenenfelder, S (Stiaan)
Dob:
2008/07/08 (U18)
Gender:
Male
Chess SA id:
108079040
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/03/24 (48 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
1437.7
Curent Weighted rating
1395.6
Curent Weighted performance
1376.5
Current official/published rating (highest between Raw, WR and WP)
1437.7
Current floor (min rating allowed)
937.7
Current highest rating achieved
1437.7
Current K-factor
32
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)
±118.2
Current Raw change used (final)
0.0
Projected new Raw rating
1437.7
Projected new Weighed rating
1399.9
Projected new Weighted performance
1376.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1437.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1437.7
Projected new floor
937.7
Projected new K-facor
32
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
1430.4
Curent Weighted rating
1378.5
Curent Weighted performance
1406.8
Current official/published rating (highest between Raw, WR and WP)
1430.4
Current floor (min rating allowed)
930.4
Current highest rating achieved
1430.4
Current K-factor
32
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)
±119.4
Current Raw change used (final)
0.0
Projected new Raw rating
1430.4
Projected new Weighed rating
1383.6
Projected new Weighted performance
1406.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1430.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1430.4
Projected new floor
930.4
Projected new K-facor
32
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
1051.9
Curent Weighted rating
983.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1051.9
Current floor (min rating allowed)
551.9
Current highest rating achieved
1051.9
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)
±204.8
Current Raw change used (final)
0.0
Projected new Raw rating
1051.9
Projected new Weighed rating
993.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1051.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1051.9
Projected new floor
551.9
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
694.0
Curent Weighted rating
694.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
694.0
Current floor (min rating allowed)
551.9
Current highest rating achieved
694.0
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)
±341.0
Current Raw change used (final)
0.0
Projected new Raw rating
694.0
Projected new Weighed rating
694.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
694.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
694.0
Projected new floor
551.9
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
2024 Lubowski Open Chess Tournament (C)
2024/03/23
2024/03/24
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1417.2
1406.1
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
2.5
1405.2
1391.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
32
2024 Lubowski Open Chess Tournament (C)
2024/03/23
2024/03/24
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1417.2
1406.1
Analysis
31
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
2.5
1405.2
1391.1
Analysis
30
CCC Midstream Rapid 2023
2023/11/27
2023/11/27
Tshwane (GTP)
Rapid
15
0.39
5
5
2.5
1417.4
984.4
Analysis
29
2023 Gauteng Top Schools (U17 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
4
2.5
1387.5
1361.7
Analysis
28
2023 Tshwane South School District CLOSED League Championship (U17)
2023/07/29
2023/07/29
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1319.0
1285.9
Analysis
27
Gauteng Open Arnold Classic 2023 (U16)
2023/05/19
2023/05/19
Tshwane (GTP)
Rapid
30
0.60
5
5
4.0
1294.8
838.4
Analysis
26
2023 Milos Ristic Open Tournament (B)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1368.8
1352.2
Analysis
25
2023 Tshwane South School District CLOSED Individual Championships (U15 Open)
2023/04/22
2023/04/22
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1368.8
1352.2
Analysis
24
2023 South African Junior Closed Chess Championships (U16 Open)
2023/03/31
2023/04/04
Chess South Africa (CSA)
Standard
120
1.00
9
8
1.0
1368.8
1352.2
Analysis
23
2022 South African Junior Wild Card Chess Championships (U16 Open)
2022/12/09
2022/12/12
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1374.2
1354.8
Analysis
22
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1374.2
1354.8
Analysis
21
Ekurhuleni Trials 2 2022 (U16)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.5
1363.7
1339.8
Analysis
20
D4 Individuals 2022 (U15 Open)
2022/04/23
2022/04/23
Tshwane (GTP)
Rapid
30
0.60
7
7
4.5
1349.7
694.0
Analysis
19
2022 Gauteng Interregion (U14 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
3
1.0
1385.0
1384.9
Analysis
18
CP Ope 2022 (C)
2022/02/19
2022/02/19
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1385.0
1384.9
Analysis
17
2022 Tshwane Chess Open Registration Tournament (C1)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1357.6
1353.5
Analysis
16
Ekurhuleni Trials (3) 2021 (U14)
2021/11/06
2021/11/06
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1365.4
1365.0
Analysis
15
2021 Gauteng Schools Chess Championships (U13 Boys)
2021/10/16
2021/10/16
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1338.3
1330.1
Analysis
14
Ekurhuleni Chess Kempton Park Open 2020 (B)
2020/11/21
2020/11/21
Ekurhuleni (GE)
Standard
60
0.83
5
0
0.0
1338.3
1330.1
Analysis
13
2020 Waterkloof Open (C)
2020/02/29
2020/03/01
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1309.7
1298.1
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
5
1
4
5.5
55.0
42.5
1460.3
1502.8
White
5
3
1
1
3.5
70.0
170.0
1395.7
1565.7
Black
5
2
0
3
2.0
40.0
-85.0
1524.8
1439.8
Standard
All
10
5
1
4
5.5
55.0
42.5
1460.3
1502.8
White
5
3
1
1
3.5
70.0
170.0
1395.7
1565.7
Black
5
2
0
3
2.0
40.0
-85.0
1524.8
1439.8
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
164
87
20
57
97.0
59.1
77.7
1244.0
1321.7
White
87
50
13
24
56.5
64.9
127.0
1237.7
1364.7
Black
77
37
7
33
40.5
52.6
22.1
1251.0
1273.1
Standard
All
147
77
18
52
86.0
58.5
72.3
1239.3
1311.6
White
77
43
12
22
49.0
63.6
115.9
1233.0
1348.9
Black
70
34
6
30
37.0
52.9
24.3
1246.3
1270.6
Rapid
All
17
10
2
5
11.0
64.7
125.0
1284.0
1409.0
White
10
7
1
2
7.5
75.0
212.5
1274.2
1486.7
Black
7
3
1
3
3.5
50.0
0.0
1298.0
1298.0
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
1080105125
Nason, C (Cyle)
4
2.0
1
2
1
50.0
1365.4
0.0
1365.4
View list
2
108082684
De Vries, MA (Andrio)
3
0.0
0
0
3
0.0
1396.6
-425.0
971.6
View list
3
109088372
Gruenenfelder, W (Werni)
2
2.0
2
0
0
100.0
1174.7
425.0
1599.7
View list
4
111088592
Pillay, T (Tahir)
2
2.0
2
0
0
100.0
813.0
425.0
1238.0
View list
5
106057115
De Wet, CR (Christiaan)
2
1.0
1
0
1
50.0
993.2
0.0
993.2
View list
6
107070812
Du Plessis, LD (Liam)
2
1.0
1
0
1
50.0
811.3
0.0
811.3
View list
7
108088678
Pearson, D (Dane)
2
1.0
0
2
0
50.0
1371.5
0.0
1371.5
View list
8
108088680
Pearson, E (Ethan)
2
1.0
0
2
0
50.0
1390.7
0.0
1390.7
View list
9
1070140007
Van Der Merwe, C (Carel Ignatius)
2
0.0
0
0
2
0.0
1383.6
-425.0
958.6
View list
10
108064849
Ziegenhagen, V (Vian Luke)
2
0.0
0
0
2
0.0
1376.9
-425.0
951.9
View list
11
108084451
Cronje, NM (Nicolaas Mattheus)
1
1.0
1
0
0
100.0
694.0
425.0
1119.0
View list
12
1090155564
Chesire, R (Ryan)
1
1.0
1
0
0
100.0
1294.8
425.0
1719.8
View list
13
109069449
Boheim, E (Eugene)
1
1.0
1
0
0
100.0
694.0
425.0
1119.0
View list
14
208066161
Bhika, J (Jyotikka)
1
1.0
1
0
0
100.0
1363.7
425.0
1788.7
View list
15
1070097358
Bell, S (Shaune)
1
1.0
1
0
0
100.0
1387.5
425.0
1812.5
View list
16
1110135703
Bain, M (Michael)
1
1.0
1
0
0
100.0
1385.0
425.0
1810.0
View list
17
108054712
Arnold, W (Wicus)
1
1.0
1
0
0
100.0
694.0
425.0
1119.0
View list
18
1110114764
Botha, RMJ (Robert)
1
1.0
1
0
0
100.0
1368.8
425.0
1793.8
View list
19
206059524
Botha, R (Riti)
1
1.0
1
0
0
100.0
1415.9
425.0
1840.9
View list
20
1090154176
De Wet, J (Joubert)
1
1.0
1
0
0
100.0
1368.8
425.0
1793.8
View list