Chess South Africa
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Chess South Africa
Sonamzi, O (Ovayo)
Dob:
2012/12/29 (U14)
Gender:
Female
Chess SA id:
2120148302
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/06/19 (174 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
1261.2
Current Weighted rating
1261.5
Current Weighted performance
1181.1
Current official/published rating (highest between Raw, WR and WP)
1261.5
Current highest rating achieved
1304.4
Current floor (min rating allowed)
804.4
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)
±152.0
Current Raw change used (final)
0.0
Projected new Raw rating
1261.2
Projected new Weighed rating
1161.6
Projected new Weighted performance
1181.1
Projected new final Raw rating (if new WP > new Raw)
1261.2
Projected new highest rating
1304.4
Projected new floor
804.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1261.2
Projected effective change (new Official - current Official)
-0.3
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
1246.8
Current Weighted rating
1254.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1254.2
Current highest rating achieved
1291.8
Current floor (min rating allowed)
791.8
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)
±155.1
Current Raw change used (final)
0.0
Projected new Raw rating
1246.8
Projected new Weighed rating
1154.3
Projected new Weighted performance
930.3
Projected new final Raw rating (if new WP > new Raw)
1246.8
Projected new highest rating
1291.8
Projected new floor
791.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1246.8
Projected effective change (new Official - current Official)
-7.4
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
1277.3
Current Weighted rating
1267.5
Current Weighted performance
1186.4
Current official/published rating (highest between Raw, WR and WP)
1277.3
Current highest rating achieved
1294.9
Current floor (min rating allowed)
794.9
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)
±148.5
Current Raw change used (final)
0.0
Projected new Raw rating
1277.3
Projected new Weighed rating
1167.8
Projected new Weighted performance
1186.4
Projected new final Raw rating (if new WP > new Raw)
1277.3
Projected new highest rating
1294.9
Projected new floor
794.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1277.3
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
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
3
Rylib Winter Slam 2024 (Intermediate)
2024/06/19
2024/06/19
Cape Town (WCT)
Rapid
20
0.47
6
6
3.5
1304.4
1294.9
Analysis
2
Cape Town Chess Federation Closed Chess Championships 2024 (D)
2024/06/15
2024/06/17
Cape Town (WCT)
Standard
120
1.00
6
6
2.0
1304.4
1291.8
Analysis
1
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.5
1261.4
1240.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
10
Rylib Winter Slam 2024 (Intermediate)
2024/06/19
2024/06/19
Cape Town (WCT)
Rapid
20
0.47
6
6
3.5
1304.4
1294.9
Analysis
9
Cape Town Chess Federation Closed Chess Championships 2024 (D)
2024/06/15
2024/06/17
Cape Town (WCT)
Standard
120
1.00
6
6
2.0
1304.4
1291.8
Analysis
8
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.5
1261.4
1240.0
Analysis
7
Rylib Summer Slam 2023 (Development)
2023/12/12
2023/12/12
Cape Town (WCT)
Rapid
20
0.47
6
6
5.0
1219.1
1212.5
Analysis
6
Cape Town Junior Chess League Finals 2023 (U16A)
2023/09/16
2023/09/16
Cape Town (WCT)
Rapid
25
0.54
7
5
2.0
1218.1
1207.8
Analysis
5
Rylib Chess Winter Slam 2023 (C)
2023/07/06
2023/07/06
Cape Town (WCT)
Rapid
20
0.47
6
6
2.5
1230.8
1230.8
Analysis
4
Cape Town Junior League 2nd Qualifier 2023 (U16)
2023/06/03
2023/06/03
Cape Town (WCT)
Rapid
25
0.54
6
5
4.0
1193.9
1135.2
Analysis
3
Cape Town Junior Chess League Q1 2023
2023/05/13
2023/05/13
Cape Town (WCT)
Rapid
25
0.54
7
6
1.0
1230.3
1197.2
Analysis
2
North District School Trials 2023 (U11 Boys)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
4
3.0
1197.4
1200.0
Analysis
1
Summer Slam 2022 (C)
2022/12/13
2022/12/13
Cape Town (WCT)
Rapid
20
0.47
6
6
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
17
7
4
6
9.0
52.9
25.0
1277.1
1302.1
White
8
3
2
3
4.0
50.0
0.0
1289.0
1289.0
Black
9
4
2
3
5.0
55.6
47.2
1266.6
1313.8
Standard
All
11
4
3
4
5.5
50.0
0.0
1302.2
1302.2
White
5
1
2
2
2.0
40.0
-85.0
1315.4
1230.4
Black
6
3
1
2
3.5
58.3
70.8
1291.2
1362.1
Rapid
All
6
3
1
2
3.5
58.3
70.8
1231.2
1302.0
White
3
2
0
1
2.0
66.7
141.7
1245.1
1386.7
Black
3
1
1
1
1.5
50.0
0.0
1217.3
1217.3
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
55
27
5
23
29.5
53.6
30.9
1253.1
1284.0
White
28
13
2
13
14.0
50.0
0.0
1273.7
1273.7
Black
27
14
3
10
15.5
57.4
63.0
1231.7
1294.7
Standard
All
15
7
3
5
8.5
56.7
56.7
1273.9
1330.6
White
7
3
2
2
4.0
57.1
60.7
1282.4
1343.2
Black
8
4
1
3
4.5
56.3
53.1
1266.5
1319.6
Rapid
All
40
20
2
18
21.0
52.5
21.3
1245.3
1266.6
White
21
10
0
11
10.0
47.6
-20.2
1270.8
1250.6
Black
19
10
2
7
11.0
57.9
67.1
1217.1
1284.2
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
1080146751
Pfende, T (Takudwza)
3
3.0
3
0
0
100.0
1238.8
425.0
1663.8
View list
2
1110109002
Maruma, KB (Kamogelo)
2
0.0
0
0
2
0.0
1224.2
-425.0
799.2
View list
3
1100150174
Rudman, M (Mighail)
2
0.0
0
0
2
0.0
1224.2
-425.0
799.2
View list
4
1100162367
Craig, M (Max)
1
1.0
1
0
0
100.0
1219.1
425.0
1644.1
View list
5
1130139478
Barends, R (Reece)
1
1.0
1
0
0
100.0
1193.9
425.0
1618.9
View list
6
1100150295
Barends, H (Hayden)
1
1.0
1
0
0
100.0
1219.1
425.0
1644.1
View list
7
2130157911
Chikare, S (Shantel)
1
1.0
1
0
0
100.0
1193.9
425.0
1618.9
View list
8
1130150449
Faria, A (Adam)
1
1.0
1
0
0
100.0
1197.4
425.0
1622.4
View list
9
169009181
Every, C (Christopher)
1
1.0
1
0
0
100.0
1304.4
425.0
1729.4
View list
10
1100148753
Erasmus, M (Maxwell)
1
1.0
1
0
0
100.0
1193.9
425.0
1618.9
View list
11
1110113415
Devanunthan, N (Nivash)
1
1.0
1
0
0
100.0
1218.1
425.0
1643.1
View list
12
2720148253
Adams, N (Naomi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
1110150415
Badenhuizen, D (Dylan)
1
1.0
1
0
0
100.0
1261.4
425.0
1686.4
View list
14
1070146878
Bowers, C (Chad)
1
1.0
1
0
0
100.0
1219.1
425.0
1644.1
View list
15
1100148258
Booysen, T (Tiane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
1130150446
Blanche, X (Xandre Schalk)
1
1.0
1
0
0
100.0
1197.4
425.0
1622.4
View list
17
210090620
Goliath, E (Eugeney)
1
1.0
1
0
0
100.0
1230.3
425.0
1655.3
View list
18
1120150398
He, Z (Zonghan)
1
1.0
1
0
0
100.0
1197.4
425.0
1622.4
View list
19
1110148268
January, Z (Zechariah)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
2110150428
Kirthan, V (Vajra)
1
1.0
1
0
0
100.0
1219.1
425.0
1644.1
View list