Chess South Africa
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Chess South Africa
Opperman, S (Sarah-Claire)
Dob:
2011/05/18 (U14)
Gender:
Female
Chess SA id:
2110112215
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/03/07 (1572 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
1271.2
Current Weighted rating
1271.2
Current Weighted performance
587.6
Current official/published rating (highest between Raw, WR and WP)
1271.2
Current highest rating achieved
1271.2
Current floor (min rating allowed)
771.2
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)
±149.8
Current Raw change used (final)
0.0
Projected new Raw rating
1271.2
Projected new Weighed rating
1169.5
Projected new Weighted performance
587.6
Projected new final Raw rating (if new WP > new Raw)
1271.2
Projected new highest rating
1271.2
Projected new floor
771.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1271.2
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
1264.6
Current Weighted rating
1264.6
Current Weighted performance
587.6
Current official/published rating (highest between Raw, WR and WP)
1264.6
Current highest rating achieved
1264.6
Current floor (min rating allowed)
764.6
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)
±151.2
Current Raw change used (final)
0.0
Projected new Raw rating
1264.6
Projected new Weighed rating
1163.4
Projected new Weighted performance
587.6
Projected new final Raw rating (if new WP > new Raw)
1264.6
Projected new highest rating
1264.6
Projected new floor
764.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1264.6
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
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
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)
±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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
2020 Wynie Robbertse Open Chess Tournament (U10)
2020/03/07
2020/03/07
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1251.5
1245.1
Analysis
12
2020 Tuks Open (E)
2020/02/22
2020/02/22
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1130.0
1110.5
Analysis
11
2020 Piet Robbertse (C)
2020/01/31
2020/02/02
Cape Winelands (WCW)
Standard
120
1.00
5
4
1.5
1130.0
1110.5
Analysis
10
2020 Registration Tournament (C)
2020/01/25
2020/01/25
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1196.8
1184.3
Analysis
9
2019 South African Junior Team Championships (U10 Girls)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
6
3.0
1196.8
1184.3
Analysis
8
2019 TC SAJCC Prep Tournament (C)
2019/11/30
2019/11/30
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1207.6
1197.6
Analysis
7
2019 Lardies Open (D)
2019/10/26
2019/10/26
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1164.8
1160.8
Analysis
6
2019 Centurion Open (D)
2019/09/28
2019/09/28
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1210.4
1214.8
Analysis
5
2019 Etienne Lewis Trials (U10 Girls)
2019/08/30
2019/09/01
Tshwane (GTP)
Standard
120
1.00
7
7
3.0
1210.4
1214.8
Analysis
4
2019 Gauteng School League Finals (U9 Open)
2019/08/23
2019/08/23
Tshwane (GTP)
Standard
60
0.83
5
4
3.0
1173.1
1168.4
Analysis
3
2019 Lubowski Open Tournament (E)
2019/05/11
2019/05/11
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1204.6
1204.0
Analysis
2
2019 Chris Greyling (E)
2019/04/27
2019/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
1
2019 D1 School Individual Finals (U9 Girls)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
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
66
33
7
26
36.5
55.3
45.1
1154.1
1199.2
White
32
18
3
11
19.5
60.9
93.0
1165.6
1258.6
Black
34
15
4
15
17.0
50.0
0.0
1143.2
1143.2
Standard
All
66
33
7
26
36.5
55.3
45.1
1154.1
1199.2
White
32
18
3
11
19.5
60.9
93.0
1165.6
1258.6
Black
34
15
4
15
17.0
50.0
0.0
1143.2
1143.2
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
2110106008
Grobler, A (Adane)
3
3.0
3
0
0
100.0
1206.0
425.0
1631.0
View list
2
2120108352
De Swardt, M (Mieke)
2
2.0
2
0
0
100.0
1165.0
425.0
1590.0
View list
3
1110105109
Klopper, PA (Phillippus Arnoldus)
2
0.0
0
0
2
0.0
1212.3
-425.0
787.3
View list
4
210088596
Louw, N (Nova)
2
0.0
0
0
2
0.0
1203.6
-425.0
778.6
View list
5
2110105111
Webb, A (Abbygail)
2
0.0
0
0
2
0.0
1205.2
-425.0
780.2
View list
6
1100115347
Weitz, C (Christiaan)
2
0.0
0
0
2
0.0
1202.3
-425.0
777.3
View list
7
109095323
Grobler, DDI (Donovan Denzel Izak)
1
1.0
1
0
0
100.0
1164.8
425.0
1589.8
View list
8
1110114764
Botha, RMJ (Robert)
1
1.0
1
0
0
100.0
1251.5
425.0
1676.5
View list
9
2120105112
Bogaard, A (Anneke)
1
1.0
1
0
0
100.0
1130.0
425.0
1555.0
View list
10
1080097218
Beukes, A (Anton)
1
1.0
1
0
0
100.0
1164.8
425.0
1589.8
View list
11
206095322
Behr, S (Stesha)
1
1.0
1
0
0
100.0
1130.0
425.0
1555.0
View list
12
2100112514
Basson, K (Kaylen)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
1110107188
De Beer, L (Liam)
1
1.0
1
0
0
100.0
1251.5
425.0
1676.5
View list
14
1110117890
Carrim, I (Isa)
1
1.0
1
0
0
100.0
1130.0
425.0
1555.0
View list
15
2110112513
Erickson, J (Juanne)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
1120116372
Erasmus, KA (Kean Andre)
1
1.0
1
0
0
100.0
1130.0
425.0
1555.0
View list
17
2120112515
Du Randt, L (Lea)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1120117879
Gouse, B (Blessed)
1
1.0
1
0
0
100.0
1130.0
425.0
1555.0
View list
19
2110106589
Friedrich, M (Miane)
1
1.0
1
0
0
100.0
1210.4
425.0
1635.4
View list
20
1120107815
Gruenenfelder, L (Laker)
1
1.0
1
0
0
100.0
1210.4
425.0
1635.4
View list