Chess South Africa
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Chess South Africa
Grib, J (Jessica)
Dob:
1981/06/20 (Adult)
Gender:
Female
Chess SA id:
281011165
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (101 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
1187.6
Current Weighted rating
1105.3
Current Weighted performance
1067.3
Current official/published rating (highest between Raw, WR and WP)
1187.6
Current highest rating achieved
1187.6
Current floor (min rating allowed)
687.6
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)
±168.8
Current Raw change used (final)
0.0
Projected new Raw rating
1187.6
Projected new Weighed rating
1018.3
Projected new Weighted performance
1067.3
Projected new final Raw rating (if new WP > new Raw)
1187.6
Projected new highest rating
1187.6
Projected new floor
687.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1187.6
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
1164.4
Current Weighted rating
1085.4
Current Weighted performance
1067.3
Current official/published rating (highest between Raw, WR and WP)
1164.4
Current highest rating achieved
1164.4
Current floor (min rating allowed)
664.4
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)
±174.4
Current Raw change used (final)
0.0
Projected new Raw rating
1164.4
Projected new Weighed rating
999.6
Projected new Weighted performance
1067.3
Projected new final Raw rating (if new WP > new Raw)
1164.4
Projected new highest rating
1164.4
Projected new floor
664.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1164.4
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
1300.0
Current Weighted rating
1243.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1145.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
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
1300.0
Current Weighted rating
1243.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1145.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
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
1
South African Braille Open 2024
2024/03/09
2024/03/09
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1145.8
1102.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
10
South African Braille Open 2024
2024/03/09
2024/03/09
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1145.8
1102.4
Analysis
9
2023 Tuks Open Chess Tournament (Braille)
2023/10/07
2023/10/07
Tshwane (GTP)
Standard
60
0.83
4
4
1.5
1060.2
1051.6
Analysis
8
ANIME @ Play Chess 2023 (Braille)
2023/08/12
2023/08/12
Ekurhuleni (GE)
Standard
60
0.83
4
4
1.0
1055.6
1044.8
Analysis
7
2022 Wynie Robbertse Open (Development)
2022/10/08
2022/10/08
Tshwane (GTP)
Standard
60
0.83
5
4
0.5
1079.8
1073.2
Analysis
6
Ekurhuleni Chess Springs Club Open 2022 (F)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.0
1079.8
1072.0
Analysis
5
2019 South African Braille Championship
2020/01/11
2020/01/12
4 Knights (4K)
Standard
90
0.94
5
5
2.0
1060.6
1048.4
Analysis
4
2019 Gauteng Braille Open
2019/10/26
2019/10/26
Tshwane (GTP)
Standard
60
0.83
4
4
1.0
1074.9
1063.6
Analysis
3
2019 SWVG Arnold Classic (Blind)
2019/05/18
2019/05/18
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1104.4
1097.2
Analysis
2
South African Braille Championships 2018
2018/12/21
2018/12/23
4 Knights (4K)
Standard
120
1.00
5
5
1.0
1164.8
1157.6
Analysis
1
SWVG Arnold Classic Rapid & Blitz 2018 (Braille)
2018/05/18
2018/05/18
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1270.7
1355.7
White
2
2
0
0
2.0
100.0
425.0
1116.3
1541.3
Black
3
1
0
2
1.0
33.3
-141.7
1373.6
1231.9
Standard
All
5
3
0
2
3.0
60.0
85.0
1270.7
1355.7
White
2
2
0
0
2.0
100.0
425.0
1116.3
1541.3
Black
3
1
0
2
1.0
33.3
-141.7
1373.6
1231.9
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
45
11
4
30
13.0
28.9
-179.4
1237.9
1058.5
White
21
8
2
11
9.0
42.9
-60.7
1231.0
1170.3
Black
24
3
2
19
4.0
16.7
-283.3
1244.0
960.6
Standard
All
45
11
4
30
13.0
28.9
-179.4
1237.9
1058.5
White
21
8
2
11
9.0
42.9
-60.7
1231.0
1170.3
Black
24
3
2
19
4.0
16.7
-283.3
1244.0
960.6
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
171011166
Grib, J (Johannes)
7
0.0
0
0
7
0.0
1103.7
-425.0
678.7
View list
2
170014653
Joubert, W (Willem)
5
1.5
1
1
3
30.0
1135.0
-170.0
965.0
View list
3
165011457
Grove, IJ (Izak)
4
0.5
0
1
3
12.5
1064.0
-318.8
745.3
View list
4
1600115352
Smal, R (Reginald)
3
0.0
0
0
3
0.0
1080.0
-425.0
655.0
View list
5
167006724
De Nobrega, FP (Florindo)
3
0.0
0
0
3
0.0
1111.7
-425.0
686.7
View list
6
194014587
Joubert, J (Jacques)
2
1.0
1
0
1
50.0
1182.4
0.0
1182.4
View list
7
1860146524
Blom, H (Hermanus Christo)
2
1.0
1
0
1
50.0
1079.8
0.0
1079.8
View list
8
263011234
Grobbelaar, FJ (Fransiena)
2
0.5
0
1
1
25.0
1070.0
-212.5
857.5
View list
9
159016308
Kotze, CP (Charl)
2
0.0
0
0
2
0.0
1067.7
-425.0
642.7
View list
10
177036587
Strydom, BV (Brett)
2
0.0
0
0
2
0.0
1089.7
-425.0
664.7
View list
11
1720119506
Swanepoel, EGF (Erens)
1
1.0
1
0
0
100.0
1074.9
425.0
1499.9
View list
12
145035471
Smith, W (Willie)
1
1.0
1
0
0
100.0
1104.4
425.0
1529.4
View list
13
145010473
Geyer, D (David)
1
1.0
1
0
0
100.0
1145.8
425.0
1570.8
View list
14
1620160788
Kruger, H (Hendrik)
1
1.0
1
0
0
100.0
1055.6
425.0
1480.6
View list
15
175032292
Roberts, MA (Mario)
1
1.0
1
0
0
100.0
1060.6
425.0
1485.6
View list
16
275031506
Rahn, MC (Marlene)
1
1.0
1
0
0
100.0
1145.8
425.0
1570.8
View list
17
264039531
Van Der Walt, R (Riana)
1
1.0
1
0
0
100.0
1164.8
425.0
1589.8
View list
18
2590130003
Van Der Westhuizen, T (Tersia)
1
1.0
1
0
0
100.0
1060.6
425.0
1485.6
View list
19
100027029
Neethling, F (Francois)
1
0.5
0
1
0
50.0
1079.8
0.0
1079.8
View list
20
160037650
Theunis, DP (Desmond)
1
0.0
0
0
1
0.0
1145.8
-425.0
720.8
View list