Chess South Africa
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Chess South Africa
Perkins, J (Jenna)
Dob:
2011/04/22 (U14)
Gender:
Female
Chess SA id:
2110113534
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/12/15 (160 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
1224.2
Curent Weighted rating
1208.8
Curent Weighted performance
1000.3
Current official/published rating (highest between Raw, WR and WP)
1224.2
Current floor (min rating allowed)
724.2
Current highest rating achieved
1224.2
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)
±160.2
Current Raw change used (final)
0.0
Projected new Raw rating
1224.2
Projected new Weighed rating
1210.7
Projected new Weighted performance
1000.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1224.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1224.2
Projected new floor
724.2
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
1221.6
Curent Weighted rating
1207.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1221.6
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)
±160.8
Current Raw change used (final)
0.0
Projected new Raw rating
1221.6
Projected new Weighed rating
1209.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1221.6
Projected effective change (new Official - current Official)
=0.0
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
1205.6
Curent Weighted rating
1201.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1205.6
Current floor (min rating allowed)
705.6
Current highest rating achieved
1205.6
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)
±164.5
Current Raw change used (final)
0.0
Projected new Raw rating
1205.6
Projected new Weighed rating
1201.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1205.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1205.6
Projected new floor
705.6
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
705.6
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
705.6
Projected new K-facor
36
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
5
Chess Power House Festive Rapid 2023 (Grade 3-7)
2023/12/15
2023/12/15
Johannesburg Metro (GJM)
Rapid
20
0.47
6
6
3.0
1213.7
1194.0
Analysis
4
Chess Molecules Rapid 2023 (High School Girls)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Rapid
30
0.60
5
4
2.0
1218.5
1200.0
Analysis
3
2023 Gauteng Top Schools (U13 Girls)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1186.0
1180.8
Analysis
2
2019 Gauteng School League Finals (U9 Open)
2019/08/23
2019/08/23
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1187.7
1182.8
Analysis
1
Ekurhuleni South School Chess 2019 (U9 Girls)
2019/05/11
2019/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
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
24
12
0
12
12.0
50.0
0.0
1236.1
1236.1
White
12
7
0
5
7.0
58.3
70.8
1233.4
1304.2
Black
12
5
0
7
5.0
41.7
-70.8
1238.9
1168.1
Standard
All
14
7
0
7
7.0
50.0
0.0
1225.6
1225.6
White
7
4
0
3
4.0
57.1
60.7
1231.8
1292.5
Black
7
3
0
4
3.0
42.9
-60.7
1219.5
1158.8
Rapid
All
10
5
0
5
5.0
50.0
0.0
1250.8
1250.8
White
5
3
0
2
3.0
60.0
85.0
1235.6
1320.6
Black
5
2
0
3
2.0
40.0
-85.0
1266.1
1181.1
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
2110113541
George, J (Jordan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1120191357
Dlamini, M (Mohlodi)
1
1.0
1
0
0
100.0
1213.7
425.0
1638.7
View list
3
2130160871
Dicks, C (Cheyanne)
1
1.0
1
0
0
100.0
1186.0
425.0
1611.0
View list
4
2120142703
Daubert, M (Michelle)
1
1.0
1
0
0
100.0
1186.0
425.0
1611.0
View list
5
2110140239
Barnard, A (Anjanka)
1
1.0
1
0
0
100.0
1186.0
425.0
1611.0
View list
6
1140191355
Bari, C (Chanakya)
1
1.0
1
0
0
100.0
1213.7
425.0
1638.7
View list
7
2140155741
Akole, S (Sara)
1
1.0
1
0
0
100.0
1213.7
425.0
1638.7
View list
8
2090153970
Kiruri, C (Cynthia)
1
1.0
1
0
0
100.0
1218.5
425.0
1643.5
View list
9
2090162461
Kekane, T (Tshireketso)
1
1.0
1
0
0
100.0
1218.5
425.0
1643.5
View list
10
1110118120
Mashankane, K (Kutlwano)
1
1.0
1
0
0
100.0
1187.7
425.0
1612.7
View list
11
1100118141
Ndlovu, SA (Sibusiso Abraham)
1
1.0
1
0
0
100.0
1187.7
425.0
1612.7
View list
12
2100113537
Sitole, N (Nkosazana)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
2120109366
Theron, C (Carla)
1
0.0
0
0
1
0.0
1186.0
-425.0
761.0
View list
14
2120115611
Swart, M (Mignon)
1
0.0
0
0
1
0.0
1186.0
-425.0
761.0
View list
15
2070140162
Onyekwere, F (Favor)
1
0.0
0
0
1
0.0
1218.5
-425.0
793.5
View list
16
210095050
Netshimbupfe, Y (Yoanda)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1100118104
Mohr, L (Lukardt)
1
0.0
0
0
1
0.0
1187.7
-425.0
762.7
View list
18
1120137364
Mclardy, N (Nathan)
1
0.0
0
0
1
0.0
1213.7
-425.0
788.7
View list
19
1130152987
Mann, I (Iowan)
1
0.0
0
0
1
0.0
1213.7
-425.0
788.7
View list
20
2100101517
Lovett, S (Saffron)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list