PLAYER PAGE

Laker Gruenenfelder

1120107815
Ekurhuleni (GE)
Personal
Main rating
Rating 1390.9
K-factor 32
Floor 907.1
Highest 1449.7 (2024-08-01)
Min/Max +/- allowed 116
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1289.9
Final +/- 0
New Rating
()
Rating 1390.9
K-factor 32
Floor 907.1
Highest 1449.7 (2024-08-01)
Min/Max +/- allowed 116.2
Standard rating
Rating 1395.5
K-factor 32
Floor 914.3
Highest 1444.1 (2024-08-01)
Min/Max +/- allowed 117.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1289.9
Final +/- 0
New Rating
()
Rating 1395.5
K-factor 32
Floor 914.3
Highest 1444.1 (2024-08-01)
Min/Max +/- allowed 117.1
Rapid rating
Rating 1182
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1182
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Gauteng Inter-Region at Emerald Resort 2025 (U14 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1388.5 5 3 1394.2 0 Details
2 2025 Tshwane South School District CLOSED League Championship (U13A) Standard 2025-08-15 2025-08-15 Tshwane (GTP) 5 1407 5 2.5 1280.1 0 Details
3 2025 Tshwane South School District Individual Finals (D4) (U13 Boys) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1407.1 5 3 1398.2 0 Details
4 2025 Blou Bul Open Chess Tournament (D2) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1390.1 5 3.5 1457.9 0 Details
5 Gauteng Inter-Region at UJ 2024 (U14 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1376.9 5 2.5 1437.4 0 Details
6 Gauteng Top Schools 2024 (U13 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1376 3 2 1370.7 0 Details
7 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1356.6 2 2 1631.5 0 Details
8 Ekurhuleni Trails 2 2024 (U14) Standard 2024-07-27 2024-07-27 Ekurhuleni (GE) 5 1332.4 5 4 1460 0 Details
9 2024 Wynie Robbertse Chess Tournament (D2) Standard 2024-03-02 2024-03-02 Tshwane (GTP) 5 1329.4 5 3 1353.2 0 Details
10 2024 Blou Bul Open Chess Tournament (D) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1309.4 5 3.5 1429.2 0 Details
11 2024 Gauteng Inter-Region Chess Championship (U12A) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1312.4 5 2 1305 0 Details
12 CCC Midstream Rapid 2023 Rapid 2023-11-27 2023-11-27 Tshwane (GTP) 5 1329.9 5 2 1121.4 0 Details
13 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) Standard 2023-04-22 2023-04-22 Tshwane (GTP) 5 1301.3 5 4 1514.9 0 Details
14 2023 Milos Ristic Open Tournament (C) Standard 2023-04-27 2023-04-27 Tshwane (GTP) 5 1301.3 5 2 1186.5 0 Details
15 Ekurhuleni Springs Open 4 March 2023 (D) Standard 2023-03-04 2023-03-04 Ekurhuleni (GE) 5 1281.9 5 3.5 1398.4 0 Details
16 Laerskool Constantiapark Open Chess Tournament 2023 (U12) Standard 2023-02-18 2023-02-18 Tshwane (GTP) 5 1270.2 5 3 1328.6 0 Details
17 2022 South African Junior Team Chess Championships (U12 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1243.9 6 4 1345.7 0 Details
18 Ekurhuleni Trials 2 2022 (U12) Standard 2022-05-28 2022-05-28 Ekurhuleni (GE) 5 1215.2 5 3 1360.7 0 Details
19 CP Ope 2022 (D1) Standard 2022-02-19 2022-02-19 Tshwane (GTP) 5 1146.2 5 4 1393.4 0 Details
20 2022 Gauteng Interregion (U10 Open) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1146.2 5 2 1175.5 0 Details
21 2022 Tshwane Chess Open Registration Tournament (D2) Standard 2022-01-29 2022-01-29 Tshwane (GTP) 5 1150.1 5 2.5 1149.6 0 Details
22 Ekurhuleni Chess Open 2022 (D) Standard 2022-01-08 2022-01-09 Ekurhuleni (GE) 7 1150.1 7 3 1134.1 0 Details
23 Ekurhuleni Trials (3) Standard 2021-11-06 2021-11-06 Ekurhuleni (GE) 5 1135.3 5 3 1209.6 0 Details
24 2020 Waterkloof Open (E) Standard 2020-02-29 2020-02-29 Tshwane (GTP) 5 1119.6 5 2 1044.4 0 Details
25 2020 Blou Bul (E) Standard 2020-02-15 2020-02-15 Tshwane (GTP) 5 1119.6 5 3 1280.9 0 Details
26 2020 Registration Tournament (D) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1201.4 5 1 826.8 0 Details
27 2019 South African Junior Team Championships (U8A) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1201.4 7 3.5 1139.1 0 Details
28 2019 TC SAJCC Prep Tournament (C) Standard 2019-11-30 2019-11-30 Tshwane (GTP) 5 1203.8 5 3 1180.8 0 Details
29 2019 Etienne Lewis Trials (U8 Boys) Classical 2019-08-30 2019-09-01 Tshwane (GTP) 7 1209.4 7 3.5 1264.1 0 Details
30 2019 Centurion Open (D) Standard 2019-09-28 2019-09-28 Tshwane (GTP) 5 1209.4 4 1.5 1051.5 0 Details
31 2019 Swartkop Club Closed Championship (B) Standard 2019-08-01 2019-08-15 Tshwane (GTP) 5 1180 5 2 1025.5 0 Details
32 2019 Alekhine Open (F) Classical 2019-08-09 2019-08-09 Tshwane (GTP) 5 1180 5 4 1433.3 0 Details
33 Boksburg Chess Club Open 2019 (D) Standard 2019-07-13 2019-07-13 Ekurhuleni (GE) 5 1204.8 5 2 1070.8 0 Details
34 2019 Waterkloof Open (F) Standard 2019-03-02 2019-03-02 Tshwane (GTP) 5 1232.1 5 3.5 1320.3 0 Details
35 2019 D4 Individual Finals (U9 Mixed) Standard 2019-03-09 2019-03-09 Tshwane (GTP) 5 1232.1 5 1 960.7 0 Details
36 2019 Constantia Park Open (F) Standard 2019-02-09 2019-02-09 Tshwane (GTP) 5 1201.3 5 3.5 1368.1 0 Details
37 2019 Tshwane Chess Registration Tournament (F) Standard 2019-01-26 2019-01-26 Tshwane (GTP) 5 1200 5 3 1262.4 0 Details
38 Boksburg Open 2019 (D) Standard 2019-01-19 2019-01-19 Ekurhuleni (GE) 5 1200 5 2 1130.5 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 191
Wins 97
Draws 17
Losses 77
White 87
Black 104
White wins 44
Black wins 53
Score 105.5
Percent 55.2
Dp 44.5
AOR 1215.8
Performance 1260.3
Rankings (Main)
National
Overall 3468
Gender 2932
Age group 489
Gender/Age 384
Provincial
Overall 1206
Gender 1010
Age group 179
Gender/Age 134
Regional
Overall 206
Gender 167
Age group 41
Gender/Age 29
Rankings (Standard)
National
Overall 3065
Gender 2584
Age group 437
Gender/Age 344
Provincial
Overall 1092
Gender 920
Age group 162
Gender/Age 122
Regional
Overall 178
Gender 150
Age group 34
Gender/Age 26
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 15
Score 8.5
Percent 56.7
Aor 1300.8
Dp 56.7
Prat 1357.5
Performance (History)
Games 191
Score 105.5
Percent 55.2
Aor 1215.8
Dp 44.5
Prat 1260.3
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Gruenenfelder, E (Ellie) 5 2 3 2019 Constantia Park Open (F) 2024 Blou Bul Open Chess Tournament (D) Details
Overall 2 Yang, JD (Daniel) 3 1 2 2019 Tshwane Chess Registration Tournament (F) 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) Details
Overall 3 Jansen Van Vuuren, G (Gianni) 3 1 2 2019 Tshwane Chess Registration Tournament (F) 2019 Etienne Lewis Trials (U8 Boys) Details
Overall 4 Visser, A (Aaron) 3 1 2 Laerskool Constantiapark Open Chess Tournament 2023 (U12) 2025 Tshwane South School District Individual Finals (D4) (U13 Boys) Details
Overall 5 Bogaard, A (Anneke) 3 1 2 2019 Tshwane Chess Registration Tournament (F) 2019 Swartkop Club Closed Championship (B) Details
Standard 1 Gruenenfelder, E (Ellie) 5 2 3 2019 Constantia Park Open (F) 2024 Blou Bul Open Chess Tournament (D) Details
Standard 2 Theron, C (Carla) 3 2 1 2019 Constantia Park Open (F) 2024 Gauteng Inter-Region Chess Championship (U12A) Details
Standard 3 Yang, JD (Daniel) 3 1 2 2019 Tshwane Chess Registration Tournament (F) 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) Details
Standard 4 Erasmus, KA (Kean Andre) 3 1 2 2019 Etienne Lewis Trials (U8 Boys) 2020 Waterkloof Open (E) Details
Standard 5 Jansen Van Vuuren, G (Gianni) 3 1 2 2019 Tshwane Chess Registration Tournament (F) 2019 Etienne Lewis Trials (U8 Boys) Details