Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Ndavala, J (Jeffline)
Dob:
2005/08/05 (U20)
Gender:
Female
Chess SA id:
205088953
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2023/04/02 (406 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
Curent Raw rating
1197.1
Curent Weighted rating
1194.6
Curent Weighted performance
1007.2
Current official/published rating (highest between Raw, WR and WP)
1197.1
Current floor (min rating allowed)
697.8
Current highest rating achieved
1197.8
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)
±166.5
Current Raw change used (final)
0.0
Projected new Raw rating
1197.1
Projected new Weighed rating
1195.3
Projected new Weighted performance
1007.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1197.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1197.8
Projected new floor
697.8
Projected new K-facor
40
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
Curent Raw rating
1182.6
Curent Weighted rating
1180.5
Curent Weighted performance
1013.0
Current official/published rating (highest between Raw, WR and WP)
1182.6
Current floor (min rating allowed)
687.2
Current highest rating achieved
1187.2
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)
±170.0
Current Raw change used (final)
0.0
Projected new Raw rating
1182.6
Projected new Weighed rating
1181.1
Projected new Weighted performance
1013.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1182.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1187.2
Projected new floor
687.2
Projected new K-facor
40
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
Curent Raw rating
1182.7
Curent Weighted rating
1183.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1183.0
Current floor (min rating allowed)
721.6
Current highest rating achieved
1221.6
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)
±170.0
Current Raw change used (final)
0.0
Projected new Raw rating
1182.7
Projected new Weighed rating
1182.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1182.9
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1221.6
Projected new floor
721.6
Projected new K-facor
36
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
Curent Raw rating
1095.2
Curent Weighted rating
1107.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1107.6
Current floor (min rating allowed)
721.6
Current highest rating achieved
1177.6
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)
±192.5
Current Raw change used (final)
0.0
Projected new Raw rating
1095.2
Projected new Weighed rating
1105.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1105.1
Projected effective change (new Official - current Official)
-2.5
Projected new highest rating
1177.6
Projected new floor
721.6
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
26
Western Cape HS Individuals 2023 (U19 Girls)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
3.0
1197.8
1184.6
Analysis
25
Overberg High School Closed 2023 (U19 Girls)
2023/03/25
2023/03/25
Overberg (WOS)
Standard
60
0.83
5
4
3.0
1182.9
1170.2
Analysis
24
Western Cape Inter Regional 2023 (Junior Girls)
2023/03/18
2023/03/19
Eden District (WEG)
Standard
90
0.94
5
4
1.5
1182.9
1170.2
Analysis
23
Western Cape Inter Regional 2023 (Blitz)
2023/03/17
2023/03/17
Eden District (WEG)
Blitz
5
0.18
5
5
1.0
1182.9
1177.6
Analysis
22
Overberg High Schools Trails 2023 (U19)
2023/02/24
2023/02/24
Overberg (WOS)
Rapid
15
0.39
5
5
3.0
1182.3
1185.2
Analysis
21
WCCA Rural Cup 2022 (U20)
2022/08/13
2022/08/14
Overberg (WOS)
Standard
60
0.83
5
4
2.0
1152.8
1137.8
Analysis
20
WCCA Rural Cup Blitz 2022
2022/07/12
2022/07/12
Overberg (WOS)
Blitz
5
0.18
5
5
2.0
1148.8
1200.0
Analysis
19
Western Cape Schools Chess 2022 (U18 Girls)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
3.0
1124.7
1108.2
Analysis
18
Western Cape Inter Region Cup 2021 (Ladies)
2022/03/04
2022/03/06
West Coast (WCU)
Standard
90
0.94
5
5
1.0
1136.4
1123.8
Analysis
17
Western Cape Schools 2020 (U15 Girls)
2020/03/14
2020/03/15
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1140.7
1129.8
Analysis
16
OCF Chess Tournament 2 2020 (Open)
2020/02/01
2020/02/01
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1105.5
1086.2
Analysis
15
OCF Open 2020 (U16+U18)
2020/01/25
2020/01/25
Overberg (WOS)
Rapid
15
0.39
5
4
2.0
1109.2
1221.6
Analysis
14
2019 Western Cape Club Championship (A+B)
2019/10/25
2019/10/27
Overberg (WOS)
Standard
65
0.85
6
5
1.0
1123.1
1096.2
Analysis
13
Bontebok 2019 (U16)
2019/08/17
2019/08/17
Overberg (WOS)
Standard
60
0.83
5
4
0.5
1181.9
1169.4
Analysis
12
Overberg Club Champs 2019 (B)
2019/06/15
2019/06/15
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1138.4
1128.0
Analysis
11
Western Cape Schools Individuals 2019 (U15 Girls)
2019/05/04
2019/05/05
Eden District (WEG)
Standard
60
0.83
6
6
3.5
1105.5
1094.4
Analysis
10
Overberg School Chess Close Champs 2019 (U15 Girls)
2019/03/08
2019/03/09
Overberg (WOS)
Standard
60
0.83
6
6
4.5
1074.3
1051.6
Analysis
9
South African Junior Team Championships 2018 (U14D)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1099.9
1064.0
Analysis
8
Caledon Casino 2 2018 (Open)
2018/10/20
2018/10/20
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1059.4
1007.6
Analysis
7
Western Cape Top Schools 2018 (U13 Girls)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1127.1
1081.2
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
134
62
11
61
67.5
50.4
3.2
1130.1
1133.3
White
69
32
5
32
34.5
50.0
0.0
1102.9
1102.9
Black
65
30
6
29
33.0
50.8
6.5
1159.1
1165.6
Standard
All
109
51
9
49
55.5
50.9
7.8
1119.2
1127.0
White
58
26
4
28
28.0
48.3
-14.7
1107.7
1093.1
Black
51
25
5
21
27.5
53.9
33.3
1132.2
1165.5
Rapid
All
15
8
2
5
9.0
60.0
85.0
1073.9
1158.9
White
7
4
1
2
4.5
64.3
121.4
990.2
1111.6
Black
8
4
1
3
4.5
56.3
53.1
1147.2
1200.3
Blitz
All
10
3
0
7
3.0
30.0
-170.0
1334.0
1164.0
White
4
2
0
2
2.0
50.0
0.0
1230.0
1230.0
Black
6
1
0
5
1.0
16.7
-283.3
1403.4
1120.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
205088959
Pekeur, A (Amy)
6
4.5
4
1
1
75.0
1153.9
212.5
1366.4
View list
2
205076799
Valentine, K (Kirstin)
4
4.0
4
0
0
100.0
1126.1
425.0
1551.1
View list
3
205083978
De Bruyn, G (Genevieve)
3
3.0
3
0
0
100.0
1192.3
425.0
1617.3
View list
4
205078127
Amsterdam, A (Amuscka)
3
1.5
1
1
1
50.0
1164.3
0.0
1164.3
View list
5
105088998
Jansen, AI (Alfonso)
3
1.0
1
0
2
33.3
1116.6
-141.7
975.0
View list
6
105060444
Edwards, B (Brandon)
3
0.0
0
0
3
0.0
1185.7
-425.0
760.7
View list
7
205060329
Maletta, L (Legene)
3
0.0
0
0
3
0.0
1138.5
-425.0
713.5
View list
8
205080777
Haarhoff, T (Tsoanello)
2
2.0
2
0
0
100.0
1190.3
425.0
1615.3
View list
9
2050098457
Karelse, E (Erin-Leigh)
2
1.0
1
0
1
50.0
1190.3
0.0
1190.3
View list
10
105080774
Adams, J (Juvelian)
2
0.5
0
1
1
25.0
1142.7
-212.5
930.2
View list
11
104089003
Minnie, T (Taylin)
2
0.5
0
1
1
25.0
1182.1
-212.5
969.6
View list
12
205055185
Du Preez, K (Katrien)
2
0.0
0
0
2
0.0
1123.1
-425.0
698.1
View list
13
177017938
Lewaks, A (Andre)
2
0.0
0
0
2
0.0
1165.8
-425.0
740.8
View list
14
203049830
Mitchells, J (Jamie-Lee)
2
0.0
0
0
2
0.0
1144.6
-425.0
719.6
View list
15
205069633
Prince, SN (Sharna)
2
0.0
0
0
2
0.0
1192.6
-425.0
767.6
View list
16
2060100580
Cornelius, G (Genestra)
1
1.0
1
0
0
100.0
1140.7
425.0
1565.7
View list
17
2060100583
Cornelius, A (Aurora)
1
1.0
1
0
0
100.0
1140.7
425.0
1565.7
View list
18
2050140608
Coetzee, C (Chelsy)
1
1.0
1
0
0
100.0
1124.7
425.0
1549.7
View list
19
2050110956
Claassen, L (Linique)
1
1.0
1
0
0
100.0
1136.4
425.0
1561.4
View list
20
205080780
Bantom, K (Keachynn)
1
1.0
1
0
0
100.0
1074.3
425.0
1499.3
View list