Chess South Africa
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Chess South Africa
Ebersohn, G (Gerhard)
Dob:
2013/07/20 (U12)
Gender:
Male
Chess SA id:
1130143045
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/09/07 (78 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
1491.6
Current Weighted rating
1416.7
Current Weighted performance
1455.1
Current official/published rating (highest between Raw, WR and WP)
1491.6
Current highest rating achieved
1498.8
Current floor (min rating allowed)
998.8
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)
±109.4
Current Raw change used (final)
0.0
Projected new Raw rating
1491.6
Projected new Weighed rating
1306.4
Projected new Weighted performance
1455.1
Projected new final Raw rating (if new WP > new Raw)
1491.6
Projected new highest rating
1498.8
Projected new floor
998.8
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1491.6
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
1491.5
Current Weighted rating
1414.8
Current Weighted performance
1455.1
Current official/published rating (highest between Raw, WR and WP)
1491.5
Current highest rating achieved
1504.6
Current floor (min rating allowed)
1004.6
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)
±109.5
Current Raw change used (final)
0.0
Projected new Raw rating
1491.5
Projected new Weighed rating
1304.6
Projected new Weighted performance
1455.1
Projected new final Raw rating (if new WP > new Raw)
1491.5
Projected new highest rating
1504.6
Projected new floor
1004.6
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1491.5
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
14
2024 Curro Hazeldean High Open Chess Tournament (U12)
2024/09/07
2024/09/07
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1498.8
1504.6
Analysis
13
2024 Etienne Lewis (U12)
2024/08/30
2024/09/01
Tshwane (GTP)
Standard
90
0.94
7
7
5.0
1498.8
1504.6
Analysis
12
Gauteng Schools Individuals Finals 2024 (U11 Boys)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1498.8
1504.6
Analysis
11
2024 Tshwane North School District Team League Finals (U11)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1469.8
1470.7
Analysis
10
2024 Tshwane North School District Cluster 4 & 5 Team League (U11)
2024/07/20
2024/07/20
Tshwane (GTP)
Standard
60
0.83
3
3
3.0
1448.0
1444.1
Analysis
9
2024 Tshwane North School District CLOSED Individual Champioships (U11 Boys)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1384.2
1374.6
Analysis
8
District 3 Cluster 4 and 5 Individuals 2024 (U11 Boys)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1384.2
1374.6
Analysis
7
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1412.4
1410.1
Analysis
6
2024 Wynie Robbertse Chess Tournament (D1)
2024/03/02
2024/03/02
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1392.3
1393.1
Analysis
5
2024 Tshwane Chess AHS Open Chess Tournament (D2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1356.8
1349.3
Analysis
4
2024 Blou Bul Open Chess Tournament (D)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1356.8
1349.3
Analysis
3
2024 Piet Robbertse Open Chess Tournament (D1)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1356.8
1349.3
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (D2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1365.8
1362.4
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U12B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1365.8
1362.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
26
2024 Curro Hazeldean High Open Chess Tournament (U12)
2024/09/07
2024/09/07
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1498.8
1504.6
Analysis
25
2024 Etienne Lewis (U12)
2024/08/30
2024/09/01
Tshwane (GTP)
Standard
90
0.94
7
7
5.0
1498.8
1504.6
Analysis
24
Gauteng Schools Individuals Finals 2024 (U11 Boys)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1498.8
1504.6
Analysis
23
2024 Tshwane North School District Team League Finals (U11)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1469.8
1470.7
Analysis
22
2024 Tshwane North School District Cluster 4 & 5 Team League (U11)
2024/07/20
2024/07/20
Tshwane (GTP)
Standard
60
0.83
3
3
3.0
1448.0
1444.1
Analysis
21
2024 Tshwane North School District CLOSED Individual Champioships (U11 Boys)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1384.2
1374.6
Analysis
20
District 3 Cluster 4 and 5 Individuals 2024 (U11 Boys)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1384.2
1374.6
Analysis
19
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1412.4
1410.1
Analysis
18
2024 Wynie Robbertse Chess Tournament (D1)
2024/03/02
2024/03/02
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1392.3
1393.1
Analysis
17
2024 Tshwane Chess AHS Open Chess Tournament (D2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1356.8
1349.3
Analysis
16
2024 Blou Bul Open Chess Tournament (D)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1356.8
1349.3
Analysis
15
2024 Piet Robbertse Open Chess Tournament (D1)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1356.8
1349.3
Analysis
14
2024 Tshwane Chess OPEN Registration Tournament (D2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1365.8
1362.4
Analysis
13
2024 Gauteng Inter-Region Chess Championship (U12B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1365.8
1362.4
Analysis
12
2023 Alekhine Open Tournament (D)
2023/09/09
2023/09/09
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1414.2
1414.6
Analysis
11
2023 Etienne Lewis Closed Tournament (U12)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
4.0
1403.2
1402.1
Analysis
10
2023 Gauteng Top Schools (U11 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1403.2
1402.1
Analysis
9
2023 Tshwane North School District CLOSED League Championships (D3) (U11)
2023/08/12
2023/08/12
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1403.2
1402.1
Analysis
8
Gauteng Schools Individual Finals 2023 (U11 Boys)
2023/05/26
2023/05/26
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1278.3
1275.2
Analysis
7
2023 Tshwane North School District CLOSED Individual Championships (D3) (U11 Open)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1278.3
1275.2
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
70
50
2
18
51.0
72.9
194.3
1269.2
1463.5
White
36
28
2
6
29.0
80.6
259.7
1281.1
1540.8
Black
34
22
0
12
22.0
64.7
125.0
1256.7
1381.7
Standard
All
70
50
2
18
51.0
72.9
194.3
1269.2
1463.5
White
36
28
2
6
29.0
80.6
259.7
1281.1
1540.8
Black
34
22
0
12
22.0
64.7
125.0
1256.7
1381.7
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
132
90
2
40
91.0
68.9
161.0
1248.5
1409.4
White
70
54
2
14
55.0
78.6
242.9
1259.2
1502.0
Black
62
36
0
26
36.0
58.1
68.5
1236.3
1304.9
Standard
All
132
90
2
40
91.0
68.9
161.0
1248.5
1409.4
White
70
54
2
14
55.0
78.6
242.9
1259.2
1502.0
Black
62
36
0
26
36.0
58.1
68.5
1236.3
1304.9
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1120148312
Van Rooyen, D (Dandre)
4
4.0
4
0
0
100.0
1347.9
425.0
1772.9
View list
2
2140143071
Haupt, A (Abigail)
4
2.5
2
1
1
62.5
1445.6
106.3
1551.8
View list
3
1120109890
Grahan, T (Tylo)
3
2.0
2
0
1
66.7
1361.6
141.7
1503.2
View list
4
1130131224
Minny, O (Oban)
3
0.0
0
0
3
0.0
1380.4
-425.0
955.4
View list
5
1120143038
Boshoff, R (Reinhardt)
2
2.0
2
0
0
100.0
1374.5
425.0
1799.5
View list
6
1140144857
Krog, G (Gerhard)
2
2.0
2
0
0
100.0
1458.9
425.0
1883.9
View list
7
1120155271
Moyo, M (Mbongiseni)
2
2.0
2
0
0
100.0
1340.8
425.0
1765.8
View list
8
1140139961
Murphy, L (Lian)
2
2.0
2
0
0
100.0
1299.8
425.0
1724.8
View list
9
1130145796
Talma, C (Christiaan)
2
2.0
2
0
0
100.0
1408.7
425.0
1833.7
View list
10
2130143064
Venter, C (Chermone)
2
2.0
2
0
0
100.0
1324.0
425.0
1749.0
View list
11
1120115610
Van Niekerk, CD (Christiaan David)
2
1.0
1
0
1
50.0
1246.8
0.0
1246.8
View list
12
1130131228
Visser, A (Aaron)
2
1.0
1
0
1
50.0
1361.3
0.0
1361.3
View list
13
1130138297
Scheepers, T (Tristian)
2
0.0
0
0
2
0.0
1315.8
-425.0
890.8
View list
14
1130140475
Van Der Westhuizen, L (Lihan)
2
0.0
0
0
2
0.0
1388.5
-425.0
963.5
View list
15
1130141406
Mnisi, O (Omphile Sizwe)
1
1.0
1
0
1
100.0
1498.8
425.0
1923.8
View list
16
1100148657
Burger, I (Ivan)
1
1.0
1
0
0
100.0
1238.0
425.0
1663.0
View list
17
1220143039
Buitendach, D (Devon)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1130159754
Breedt, F (Frederik)
1
1.0
1
0
0
100.0
1403.2
425.0
1828.2
View list
19
1130134041
Botha, L (Logan)
1
1.0
1
0
0
100.0
1498.8
425.0
1923.8
View list
20
1140303307
Botha, A (Austin Michael)
1
1.0
1
0
0
100.0
1384.2
425.0
1809.2
View list