Chess South Africa
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Chess South Africa
Valavi, M (Matthew)
Dob:
2009/02/01 (U16)
Gender:
Male
Chess SA id:
1090120002
FIDE id:
Region:
Chris Hani (ECH)
Citizen:
RSA
Title(s):
Last active:
2024/05/05 (47 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
1649.0
Current Weighted rating
1471.1
Current Weighted performance
1616.5
Current official/published rating (highest between Raw, WR and WP)
1649.0
Current highest rating achieved
1656.4
Current floor (min rating allowed)
1156.4
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)
±87.5
Current Raw change used (final)
0.0
Projected new Raw rating
1649.0
Projected new Weighed rating
1360.4
Projected new Weighted performance
1616.5
Projected new final Raw rating (if new WP > new Raw)
1649.0
Projected new highest rating
1656.4
Projected new floor
1156.4
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1649.0
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
1634.4
Current Weighted rating
1420.1
Current Weighted performance
1616.5
Current official/published rating (highest between Raw, WR and WP)
1634.4
Current highest rating achieved
1645.0
Current floor (min rating allowed)
1145.0
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)
±89.3
Current Raw change used (final)
0.0
Projected new Raw rating
1634.4
Projected new Weighed rating
1312.3
Projected new Weighted performance
1616.5
Projected new final Raw rating (if new WP > new Raw)
1634.4
Projected new highest rating
1645.0
Projected new floor
1145.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1634.4
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
1312.0
Current Weighted rating
1278.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1312.0
Current highest rating achieved
1312.0
Current floor (min rating allowed)
812.0
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)
±141.4
Current Raw change used (final)
0.0
Projected new Raw rating
1312.0
Projected new Weighed rating
1177.9
Projected new Weighted performance
488.7
Projected new final Raw rating (if new WP > new Raw)
1312.0
Projected new highest rating
1312.0
Projected new floor
812.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1312.0
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
1122.4
Current Weighted rating
1122.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1122.4
Current highest rating achieved
1122.4
Current floor (min rating allowed)
622.4
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)
±185.2
Current Raw change used (final)
0.0
Projected new Raw rating
1122.4
Projected new Weighed rating
1032.6
Projected new Weighted performance
172.0
Projected new final Raw rating (if new WP > new Raw)
1122.4
Projected new highest rating
1122.4
Projected new floor
622.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1122.4
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
3
Spartan Bishops Chess Championships 2024 (Bishops)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1656.4
1645.0
Analysis
2
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
3.0
1625.1
1558.0
Analysis
1
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
5.0
1560.2
1427.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
Spartan Bishops Chess Championships 2024 (Bishops)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1656.4
1645.0
Analysis
8
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
3.0
1625.1
1558.0
Analysis
7
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
5.0
1560.2
1427.0
Analysis
6
Eastern Cape Chess Team Championship 2023 (U16)
2023/10/07
2023/10/08
Sarah Baartman (ESB)
Standard
65
0.85
5
5
5.0
1323.1
1278.8
Analysis
5
Eastern Cape Provincial Individual Championship 2023 (U16 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
5.5
1323.1
1278.8
Analysis
4
St Andrews 19 August 2023 (B)
2023/08/19
2023/08/19
Mangaung (FMB)
Rapid
32
0.63
5
5
5.0
1273.0
1200.0
Analysis
3
Grey College Team Championship 2023 (A)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1218.0
1213.6
Analysis
2
2019 South African Juior Blitz Championship (B)
2020/01/05
2020/01/05
4 Knights (4K)
Blitz
5
0.18
7
7
3.0
1200.0
1200.0
Analysis
1
2019 South African Junior Team Championships (U14E)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
11
0
4
11.0
73.3
198.3
1476.2
1674.5
White
8
5
0
3
5.0
62.5
106.3
1581.3
1687.6
Black
7
6
0
1
6.0
85.7
303.6
1356.1
1659.7
Standard
All
15
11
0
4
11.0
73.3
198.3
1476.2
1674.5
White
8
5
0
3
5.0
62.5
106.3
1581.3
1687.6
Black
7
6
0
1
6.0
85.7
303.6
1356.1
1659.7
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
51
37
1
13
37.5
73.5
200.0
1344.3
1544.3
White
26
16
1
9
16.5
63.5
114.4
1395.1
1509.6
Black
25
21
0
4
21.0
84.0
289.0
1291.3
1580.3
Standard
All
39
29
1
9
29.5
75.6
217.9
1382.0
1599.9
White
20
13
1
6
13.5
67.5
148.8
1422.3
1571.1
Black
19
16
0
3
16.0
84.2
290.8
1339.5
1630.3
Rapid
All
5
5
0
0
5.0
100.0
425.0
1213.5
1638.5
White
2
2
0
0
2.0
100.0
425.0
1314.4
1739.4
Black
3
3
0
0
3.0
100.0
425.0
1146.2
1571.2
Blitz
All
7
3
0
4
3.0
42.9
-60.7
1227.6
1166.9
White
4
1
0
3
1.0
25.0
-212.5
1299.7
1087.2
Black
3
2
0
1
2.0
66.7
141.7
1131.5
1273.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1090134449
Salie, R (Riaz)
2
2.0
2
0
0
100.0
1323.1
425.0
1748.1
View list
2
105092339
Kunz, D (Dirk)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
3
1090134448
Krieger, BCJ (Brian)
1
1.0
1
0
0
100.0
1323.1
425.0
1748.1
View list
4
104086509
Khumalo, N (Nkosinathi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1070138197
Kamolane, T (Thapelo)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
6
207084887
Herbst, D (Danielle)
1
1.0
1
0
0
100.0
1560.2
425.0
1985.2
View list
7
1060101318
Grobler, L (Louis)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
107069733
Grace, G (Garran)
1
1.0
1
0
0
100.0
1273.0
425.0
1698.0
View list
9
1080153234
George, V (Vijay)
1
1.0
1
0
0
100.0
1323.1
425.0
1748.1
View list
10
1110097689
Froom, J (Jacob)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1060149045
Bruintjies, T (Tino)
1
1.0
1
0
0
100.0
1273.0
425.0
1698.0
View list
12
1090117637
Els, C (Christiaan)
1
1.0
1
0
0
100.0
1656.4
425.0
2081.4
View list
13
1050136971
Lindeque, B (Breyten)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
14
2080141822
Marx, B (Bronwyn)
1
1.0
1
0
0
100.0
1323.1
425.0
1748.1
View list
15
207068628
Mkhize, G (Gcina)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
209092636
Moalusi, P (Palesa)
1
1.0
1
0
0
100.0
1273.0
425.0
1698.0
View list
17
1110149406
Moloto, S (Sebala)
1
1.0
1
0
0
100.0
1656.4
425.0
2081.4
View list
18
2130133065
Nell, C (Chelsea Jane)
1
1.0
1
0
0
100.0
1625.1
425.0
2050.1
View list
19
1070191855
Ngqengele, A (Achumile)
1
1.0
1
0
0
100.0
1625.1
425.0
2050.1
View list
20
1090162598
Njenjesi, L (Lukhanyiso)
1
1.0
1
0
0
100.0
1323.1
425.0
1748.1
View list