Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Jacobs, CL (Cavan)
Dob:
1997/07/30 (Adult)
Gender:
Male
Chess SA id:
197013325
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/06/17 (40 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
1843.3
Current Weighted rating
1831.4
Current Weighted performance
1646.4
Current official/published rating (highest between Raw, WR and WP)
1843.3
Current highest rating achieved
1858.2
Current floor (min rating allowed)
1358.2
Current K-factor
24
Games played this month
-4
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)
±66.3
Current Raw change used (final)
0.0
Projected new Raw rating
1843.3
Projected new Weighed rating
1685.2
Projected new Weighted performance
1646.4
Projected new final Raw rating (if new WP > new Raw)
1843.3
Projected new highest rating
1858.2
Projected new floor
1358.2
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1843.3
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
1847.8
Current Weighted rating
1834.7
Current Weighted performance
1646.4
Current official/published rating (highest between Raw, WR and WP)
1847.8
Current highest rating achieved
1867.9
Current floor (min rating allowed)
1367.9
Current K-factor
24
Games played this month
-4
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)
±65.9
Current Raw change used (final)
0.0
Projected new Raw rating
1847.8
Projected new Weighed rating
1688.3
Projected new Weighted performance
1646.4
Projected new final Raw rating (if new WP > new Raw)
1847.8
Projected new highest rating
1867.9
Projected new floor
1367.9
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1847.8
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
1799.3
Current Weighted rating
1799.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1799.3
Current highest rating achieved
1799.3
Current floor (min rating allowed)
1299.3
Current K-factor
28
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)
±70.6
Current Raw change used (final)
0.0
Projected new Raw rating
1799.3
Projected new Weighed rating
1655.4
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1799.3
Projected new floor
1299.3
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1799.3
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
1799.3
Current Weighted rating
1799.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1799.3
Current highest rating achieved
1799.3
Current floor (min rating allowed)
1299.3
Current K-factor
28
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)
±70.6
Current Raw change used (final)
0.0
Projected new Raw rating
1799.3
Projected new Weighed rating
1655.4
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1799.3
Projected new floor
1299.3
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1799.3
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
2
2024 Elise Steenkamp Open Chess Tournament (Kings)
2024/06/15
2024/06/17
Tshwane (GTP)
Standard
90
0.94
7
7
4.5
1838.6
1841.8
Analysis
1
2024 Tshwane Chess OPEN Registration Tournament (Prestige)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1858.2
1867.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
41
2024 Elise Steenkamp Open Chess Tournament (Kings)
2024/06/15
2024/06/17
Tshwane (GTP)
Standard
90
0.94
7
7
4.5
1838.6
1841.8
Analysis
40
2024 Tshwane Chess OPEN Registration Tournament (Prestige)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1858.2
1867.9
Analysis
39
2023 Centurion Chess Open (A)
2023/09/23
2023/09/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1828.4
1831.5
Analysis
38
2023 Woman's Day Open Chess Tournament (Prestige)
2023/08/09
2023/08/09
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1820.4
1820.7
Analysis
37
2023 Menlo Open Tournament (A)
2023/07/22
2023/07/22
Tshwane (GTP)
Standard
60
0.83
5
4
1.5
1844.5
1850.5
Analysis
36
2023 Elize Steenkamp Open Tournament (A)
2023/06/16
2023/06/17
Tshwane (GTP)
Standard
90
0.94
6
6
4.0
1827.1
1830.1
Analysis
35
JNW Open - Crawford 2023 (A)
2023/03/04
2023/03/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1826.5
1829.1
Analysis
34
Cape Town Masters Challenge 2023 (Masters)
2023/01/04
2023/01/08
Cape Town (WCT)
Standard
120
1.00
9
9
5.0
1822.9
1825.5
Analysis
33
ACB Tournament 2022 (A)
2022/10/07
2022/10/08
Ekurhuleni (GE)
Standard
90
0.94
5
5
3.5
1816.1
1817.8
Analysis
32
Eureka Open 2022 (A)
2022/07/30
2022/07/30
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1749.1
1744.9
Analysis
31
South African Open 2022 (Championship)
2022/07/09
2022/07/17
Cape Town (WCT)
Standard
120
1.00
11
11
6.0
1749.1
1744.9
Analysis
30
Chessheroes Youth Day 2022 (A1)
2022/06/16
2022/06/18
Johannesburg Metro (GJM)
Standard
120
1.00
5
5
3.5
1716.5
1712.0
Analysis
29
Mzansi Open 2022 (Prestige)
2022/04/30
2022/05/02
Johannesburg Metro (GJM)
Standard
120
1.00
6
6
4.0
1674.5
1668.6
Analysis
28
Chess Power House RR 1 2022
2022/01/22
2022/01/22
Ekurhuleni (GE)
Standard
62
0.84
5
5
0.0
1750.2
1744.9
Analysis
27
Ekurhuleni Chess Open 2022 (A)
2022/01/07
2022/01/09
Ekurhuleni (GE)
Standard
90
0.94
7
7
4.0
1750.2
1744.9
Analysis
26
2021 Alekhine Open (A)
2021/08/14
2021/08/15
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1749.1
1743.5
Analysis
25
2021 Chris Greyling Open Tournament (A)
2021/05/08
2021/05/08
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1774.2
1773.7
Analysis
24
Ekurhuleni Chess Chessa Open 2021 (Elite)
2021/03/27
2021/03/28
Ekurhuleni (GE)
Standard
90
0.94
5
5
2.0
1787.5
1786.4
Analysis
23
Springs Chess Club Open 2020 (A)
2020/01/25
2020/01/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1828.0
1829.8
Analysis
22
2019 Inter Region Chess Championships
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
6
3.5
1828.0
1829.8
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
5
1
6
5.5
45.8
-35.4
1826.1
1790.7
White
6
3
0
3
3.0
50.0
0.0
1839.5
1839.5
Black
6
2
1
3
2.5
41.7
-70.8
1812.7
1741.8
Standard
All
12
5
1
6
5.5
45.8
-35.4
1826.1
1790.7
White
6
3
0
3
3.0
50.0
0.0
1839.5
1839.5
Black
6
2
1
3
2.5
41.7
-70.8
1812.7
1741.8
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
239
121
22
96
132.0
55.2
44.5
1695.9
1740.4
White
119
63
14
42
70.0
58.8
75.0
1704.5
1779.5
Black
120
58
8
54
62.0
51.7
14.2
1687.4
1701.6
Standard
All
239
121
22
96
132.0
55.2
44.5
1695.9
1740.4
White
119
63
14
42
70.0
58.8
75.0
1704.5
1779.5
Black
120
58
8
54
62.0
51.7
14.2
1687.4
1701.6
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
101023373
Mlahleki, V (Vusimuzi)
4
0.5
0
1
3
12.5
1753.5
-318.8
1434.7
View list
2
182025885
Mthunzi, B (Brighton)
4
0.5
0
1
3
12.5
1755.5
-318.8
1436.8
View list
3
163002189
Bhawoodien, SH (Shabier)
3
2.5
2
1
0
83.3
1797.4
283.3
2080.7
View list
4
103007373
Dinham, J (James)
3
2.5
2
1
0
83.3
1762.4
283.3
2045.7
View list
5
108064021
Coetsee, D (Dewald)
3
2.0
2
0
1
66.7
1785.5
141.7
1927.1
View list
6
108076196
Potgieter, E (Edward)
3
2.0
2
0
1
66.7
1726.3
141.7
1868.0
View list
7
198034674
Sikwati, L (Lizo)
3
1.0
1
0
2
33.3
1779.0
-141.7
1637.4
View list
8
105058538
Smit, D (Devon)
3
1.0
1
0
2
33.3
1765.7
-141.7
1624.1
View list
9
184019054
Mabusela, JM (Johannes)
3
0.0
0
0
3
0.0
1797.4
-425.0
1372.4
View list
10
101050584
Mazibuko, K (Khanya)
3
0.0
0
0
3
0.0
1841.1
-425.0
1416.1
View list
11
187025727
Mpya, TM (Tshediso)
3
0.0
0
0
3
0.0
1727.6
-425.0
1302.6
View list
12
185028656
Oatlhotse, P (Providence)
3
0.0
0
0
3
0.0
1771.9
-425.0
1346.9
View list
13
186008741
Els, WV (Wesley)
2
2.0
2
0
0
100.0
1771.4
425.0
2196.4
View list
14
104086479
Hlongwane, B (Blessing)
2
2.0
2
0
0
100.0
1719.5
425.0
2144.5
View list
15
190020515
Mantati, SV (Sebei)
2
2.0
2
0
0
100.0
1739.7
425.0
2164.7
View list
16
105023611
Modi, Y (Yashil)
2
2.0
2
0
0
100.0
1764.3
425.0
2189.3
View list
17
2120115959
Mungal, Z (Zoey)
2
2.0
2
0
0
100.0
1789.1
425.0
2214.1
View list
18
1080103221
Nwedo, K (Khodani)
2
2.0
2
0
0
100.0
1759.5
425.0
2184.5
View list
19
109069454
Sathish, A (Abinavah)
2
2.0
2
0
0
100.0
1788.1
425.0
2213.1
View list
20
103036342
Steyn, R (Roan)
2
2.0
2
0
0
100.0
1764.4
425.0
2189.4
View list