Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Els, JA (Ja)
Dob:
1961/08/18 (Adult)
Gender:
Male
Chess SA id:
161091973
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/01/14 (316 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
1223.9
Current Weighted rating
1211.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1223.9
Current highest rating achieved
1255.0
Current floor (min rating allowed)
755.0
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)
±160.3
Current Raw change used (final)
0.0
Projected new Raw rating
1223.9
Projected new Weighed rating
1115.7
Projected new Weighted performance
363.6
Projected new final Raw rating (if new WP > new Raw)
1223.9
Projected new highest rating
1255.0
Projected new floor
755.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1223.9
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
1219.7
Current Weighted rating
1207.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1219.7
Current highest rating achieved
1255.0
Current floor (min rating allowed)
755.0
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)
±161.2
Current Raw change used (final)
0.0
Projected new Raw rating
1219.7
Projected new Weighed rating
1112.1
Projected new Weighted performance
363.6
Projected new final Raw rating (if new WP > new Raw)
1219.7
Projected new highest rating
1255.0
Projected new floor
755.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1219.7
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
1269.7
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
1170.0
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
1269.7
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
1170.0
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
2024 Gauteng Inter-Region Chess Championship (Adult B+Fifty+Ladies)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
3
0.0
1255.0
1255.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
2024 Gauteng Inter-Region Chess Championship (Adult B+Fifty+Ladies)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
3
0.0
1255.0
1255.0
Analysis
1
Eureka Chess Open 2018 (B)
2018/09/29
2018/09/29
Sedibeng (GSV)
Standard
61
0.83
5
4
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
3
0
0
3
0.0
0.0
-425.0
1432.3
1007.3
White
2
0
0
2
0.0
0.0
-425.0
1473.8
1048.8
Black
1
0
0
1
0.0
0.0
-425.0
1349.3
924.3
Standard
All
3
0
0
3
0.0
0.0
-425.0
1432.3
1007.3
White
2
0
0
2
0.0
0.0
-425.0
1473.8
1048.8
Black
1
0
0
1
0.0
0.0
-425.0
1349.3
924.3
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
7
2
0
5
2.0
28.6
-182.1
1212.4
1030.2
White
3
1
0
2
1.0
33.3
-141.7
1351.0
1209.4
Black
4
1
0
3
1.0
25.0
-212.5
1108.3
895.8
Standard
All
7
2
0
5
2.0
28.6
-182.1
1212.4
1030.2
White
3
1
0
2
1.0
33.3
-141.7
1351.0
1209.4
Black
4
1
0
3
1.0
25.0
-212.5
1108.3
895.8
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
108070894
Barnard, M (Martin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
101086507
Mofokeng, G (Gift)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
163041563
Vermeulen, EJ (Ernestus)
1
0.0
0
0
1
0.0
1255.0
-425.0
830.0
View list
4
203053108
Staudt, A (Aleksandra)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
194030356
Pillay, N (Nico)
1
0.0
0
0
1
0.0
1255.0
-425.0
830.0
View list
6
1000105559
Kitaya, JM (Jonathan Mpumpa)
1
0.0
0
0
1
0.0
1255.0
-425.0
830.0
View list
7
105077104
Coetzee, J (Jaco)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list