Chess South Africa
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Chess South Africa
Geyser, K (Kobus)
Dob:
2006/04/12 (U20)
Gender:
Male
Chess SA id:
106078134
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/10/05 (49 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
1730.3
Current Weighted rating
1702.6
Current Weighted performance
1511.5
Current official/published rating (highest between Raw, WR and WP)
1730.3
Current highest rating achieved
1730.3
Current floor (min rating allowed)
1230.3
Current K-factor
28
Games played this month
6
Score (S)
3.5
Expected score (We)
3.68
Difference (S-We)
-0.15
Current Raw change (no limits, including tournament time weight)
-4.2
Current min/max change allowed (with limits)
±77.9
Current Raw change used (final)
-4.2
Projected new Raw rating
1726.1
Projected new Weighed rating
1568.5
Projected new Weighted performance
1572.1
Projected new final Raw rating (if new WP > new Raw)
1726.1
Projected new highest rating
1730.3
Projected new floor
1230.3
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1726.1
Projected effective change (new Official - current Official)
-4.2
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
1712.0
Current Weighted rating
1682.7
Current Weighted performance
1498.7
Current official/published rating (highest between Raw, WR and WP)
1712.0
Current highest rating achieved
1712.0
Current floor (min rating allowed)
1212.0
Current K-factor
28
Games played this month
6
Score (S)
3.5
Expected score (We)
3.60
Difference (S-We)
-0.10
Current Raw change (no limits, including tournament time weight)
-2.8
Current min/max change allowed (with limits)
±80.0
Current Raw change used (final)
-2.8
Projected new Raw rating
1709.2
Projected new Weighed rating
1550.1
Projected new Weighted performance
1572.1
Projected new final Raw rating (if new WP > new Raw)
1709.2
Projected new highest rating
1712.0
Projected new floor
1212.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1709.2
Projected effective change (new Official - current Official)
-2.8
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
1405.8
Current Weighted rating
1396.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1405.8
Current highest rating achieved
1405.8
Current floor (min rating allowed)
905.8
Current K-factor
32
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)
±123.7
Current Raw change used (final)
0.0
Projected new Raw rating
1405.8
Projected new Weighed rating
1286.4
Projected new Weighted performance
1032.6
Projected new final Raw rating (if new WP > new Raw)
1405.8
Projected new highest rating
1405.8
Projected new floor
905.8
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1405.8
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
1129.0
Current Weighted rating
1129.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1129.0
Current highest rating achieved
1129.0
Current floor (min rating allowed)
629.0
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)
±183.5
Current Raw change used (final)
0.0
Projected new Raw rating
1129.0
Projected new Weighed rating
1038.7
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1129.0
Projected new floor
629.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1129.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
Paarl Boys' High Chess Festival 2024 (Elite)
Start:
2024/10/04
End:
2024/10/05
Host:
WCW
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
6
Games:
6
Score:
3.5
Main rating:
1730.3
Rating gain/loss:
-4.2
Type rating:
1712.0
Rating gain/loss:
-2.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Paarl Boys' High Chess Festival 2024 (Elite)
2024/10/04
2024/10/05
Cape Winelands (WCW)
Standard
60
0.83
6
6
3.5
1730.3
1712.0
Analysis
2
CT League 2024 (A)
2024/07/20
2024/09/07
Cape Town (WCT)
Standard
120
1.00
11
1
1.0
1710.7
1691.3
Analysis
1
Grey College Team Championship 2024 (A)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1717.9
1698.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
50
Paarl Boys' High Chess Festival 2024 (Elite)
2024/10/04
2024/10/05
Cape Winelands (WCW)
Standard
60
0.83
6
6
3.5
1730.3
1712.0
Analysis
49
CT League 2024 (A)
2024/07/20
2024/09/07
Cape Town (WCT)
Standard
120
1.00
11
1
1.0
1710.7
1691.3
Analysis
48
Grey College Team Championship 2024 (A)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1717.9
1698.6
Analysis
47
2023 Western Cape Rural Cup (U18)
2023/12/09
2023/12/10
Cape Winelands (WCW)
Standard
60
0.83
5
4
3.0
1710.2
1688.2
Analysis
46
Paarl Boys High Chess Festival 2023 (Elite Division)
2023/10/13
2023/10/14
Cape Winelands (WCW)
Standard
60
0.83
6
6
5.0
1694.2
1666.1
Analysis
45
Western Cape Top Schools 2023 (U18 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
4.0
1658.9
1624.1
Analysis
44
CW Top Schools 2023 (U18 Mix)
2023/08/26
2023/08/26
Cape Winelands (WCW)
Rapid
32
0.63
5
5
4.5
1640.9
1331.3
Analysis
43
WP Club League 2023 (B)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
3
3.0
1658.9
1624.1
Analysis
42
Cape Winelands Open 2023 (Championship)
2023/07/22
2023/07/23
Cape Winelands (WCW)
Standard
70
0.87
6
6
2.0
1652.7
1633.9
Analysis
41
2023 SA Schools Winter Games (U18 Open)
2023/07/04
2023/07/06
West Rand (GWR)
Standard
65
0.85
7
7
5.0
1652.7
1633.9
Analysis
40
Western Cape HS Individuals 2023 (U17 Boys)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
5
4.5
1579.1
1562.2
Analysis
39
Western Cape Inter Regional 2023 (Junior Boys)
2023/03/18
2023/03/19
Eden District (WEG)
Standard
90
0.94
5
4
2.0
1568.3
1550.7
Analysis
38
Cape Winelands Schools Prestige 2023 (U17 Boys)
2023/03/11
2023/03/11
Cape Winelands (WCW)
Standard
60
0.83
5
5
4.0
1568.3
1550.7
Analysis
37
Cape Winelands Schools Chess - Trials 1 2023 (U17 Boys)
2023/02/25
2023/02/25
Cape Winelands (WCW)
Standard
60
0.83
5
5
5.0
1563.0
1545.9
Analysis
36
Grey College Team Championship 2023 (A)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1563.0
1545.9
Analysis
35
Western Cape Closed Championship 2022 (Championship)
2022/09/24
2022/09/25
Cape Winelands (WCW)
Standard
70
0.87
6
6
1.5
1569.4
1549.7
Analysis
34
Western Cape Top Schools 2022 (U18 Mix)
2022/09/16
2022/09/17
Overberg (WOS)
Standard
60
0.83
5
5
3.5
1569.4
1549.7
Analysis
33
Cape Winelands Schools Top Schools 2022 (U18 Mix)
2022/08/27
2022/08/27
Cape Winelands (WCW)
Standard
60
0.83
5
5
4.0
1547.1
1518.0
Analysis
32
South African Open 2022 (Championship)
2022/07/09
2022/07/17
Cape Town (WCT)
Standard
120
1.00
11
11
3.0
1595.8
1561.5
Analysis
31
Western Cape Schools Chess 2022 (U18 Boys)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
4.0
1607.0
1576.5
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
5
5
2
7.5
62.5
106.3
1625.5
1731.7
White
5
2
3
0
3.5
70.0
170.0
1600.7
1770.7
Black
7
3
2
2
4.0
57.1
60.7
1643.2
1703.9
Standard
All
12
5
5
2
7.5
62.5
106.3
1625.5
1731.7
White
5
2
3
0
3.5
70.0
170.0
1600.7
1770.7
Black
7
3
2
2
4.0
57.1
60.7
1643.2
1703.9
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
280
172
39
69
191.5
68.4
156.3
1365.5
1521.9
White
137
88
24
25
100.0
73.0
195.4
1371.8
1567.2
Black
143
84
15
44
91.5
64.0
118.9
1359.5
1478.4
Standard
All
257
153
37
67
171.5
66.7
142.2
1373.9
1516.1
White
125
78
23
24
89.5
71.6
183.6
1381.2
1564.8
Black
132
75
14
43
82.0
62.1
103.0
1366.9
1469.9
Rapid
All
23
19
2
2
20.0
87.0
314.1
1272.4
1586.6
White
12
10
1
1
10.5
87.5
318.8
1274.0
1592.7
Black
11
9
1
1
9.5
86.4
309.1
1270.7
1579.8
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
1060138411
Harmse, D (Deon)
4
4.0
4
0
0
100.0
1644.9
425.0
2069.9
View list
2
106065039
Grobler, Z (Zandre)
4
3.5
3
1
0
87.5
1515.6
318.8
1834.3
View list
3
1060096290
Kariem, S (Shakir)
4
3.0
3
0
1
75.0
1581.3
212.5
1793.8
View list
4
107078359
Davids, R (Rafael)
3
3.0
3
0
0
100.0
1583.7
425.0
2008.7
View list
5
106045226
Palmer, C (Cheslin)
3
3.0
3
0
0
100.0
1635.6
425.0
2060.6
View list
6
106065429
Petersen, JD (John-Wayne)
3
2.5
2
1
0
83.3
1372.5
283.3
1655.8
View list
7
1070138106
Thakersee, A (Akshay)
3
1.5
1
1
1
50.0
1530.6
0.0
1530.6
View list
8
105057149
Van Der Merwe, A (Alexander)
3
0.5
0
1
2
16.7
1457.5
-283.3
1174.2
View list
9
105000068
Abrahams, B (Basheer)
2
2.0
2
0
0
100.0
1560.5
425.0
1985.5
View list
10
106061659
Coetsee, W (Wilco)
2
2.0
2
0
0
100.0
1439.5
425.0
1864.5
View list
11
106060686
Greef, J (Janus)
2
2.0
2
0
0
100.0
1712.3
425.0
2137.3
View list
12
105065442
Kleinhans, T (Theo)
2
2.0
2
0
0
100.0
1582.2
425.0
2007.2
View list
13
107086420
Kruger, S (Sachin)
2
2.0
2
0
0
100.0
1455.8
425.0
1880.8
View list
14
106089505
Mchontsi, A (Ayabonga)
2
2.0
2
0
0
100.0
1619.0
425.0
2044.0
View list
15
206078119
Meyer, K (Kristen)
2
2.0
2
0
0
100.0
1260.8
425.0
1685.8
View list
16
107088309
Michaels, A (Antonio)
2
2.0
2
0
0
100.0
1574.3
425.0
1999.3
View list
17
107075213
Miggels, A (Alaric)
2
2.0
2
0
0
100.0
1386.9
425.0
1811.9
View list
18
1060108574
Pieterse, R (Ronan)
2
2.0
2
0
0
100.0
1449.7
425.0
1874.7
View list
19
1090108767
Potgieter, W (Werne)
2
2.0
2
0
0
100.0
1685.6
425.0
2110.6
View list
20
107055334
Van Schaik, M (Migael)
2
2.0
2
0
0
100.0
1242.7
425.0
1667.7
View list