Chess South Africa
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Chess South Africa
Niebuhr, R (Rohan)
Dob:
2012/02/02 (U14)
Gender:
Male
Chess SA id:
1120130251
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2022/08/06 (648 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
1129.0
Curent Weighted rating
1129.0
Curent Weighted performance
789.8
Current official/published rating (highest between Raw, WR and WP)
1129.0
Current floor (min rating allowed)
667.4
Current highest rating achieved
1167.4
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)
±183.5
Current Raw change used (final)
0.0
Projected new Raw rating
1129.0
Projected new Weighed rating
1129.0
Projected new Weighted performance
789.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1129.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1167.4
Projected new floor
667.4
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
1159.2
Curent Weighted rating
1159.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1159.3
Current floor (min rating allowed)
669.2
Current highest rating achieved
1169.2
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)
±175.7
Current Raw change used (final)
0.0
Projected new Raw rating
1159.2
Projected new Weighed rating
1159.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.2
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1169.2
Projected new floor
669.2
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
1108.0
Curent Weighted rating
1108.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1108.0
Current floor (min rating allowed)
656.8
Current highest rating achieved
1156.8
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)
±189.0
Current Raw change used (final)
0.0
Projected new Raw rating
1108.0
Projected new Weighed rating
1108.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1108.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1156.8
Projected new floor
656.8
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
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)
656.8
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
656.8
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
Ekurhuleni-North Schools Teams 2022 (U11)
2022/08/06
2022/08/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1128.0
1169.2
Analysis
4
RMS Swiss For Rating of Players 2022 (U11)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Rapid
30
0.60
7
6
1.5
1161.4
1156.8
Analysis
3
ACB Premier 2022 (U11)
2022/03/21
2022/03/21
Ekurhuleni (GE)
Standard
60
0.83
7
7
2.5
1167.4
1200.0
Analysis
2
ACB Premier 2022 (Primary School)
2022/03/19
2022/03/19
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1167.4
1200.0
Analysis
1
Laerskool Oosterkruin 2020 (U9)
2020/02/01
2020/02/01
Ekurhuleni (GE)
Rapid
30
0.60
6
6
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
29
8
6
15
11.0
37.9
-102.6
1186.4
1083.8
White
16
3
3
10
4.5
28.1
-185.9
1194.5
1008.6
Black
13
5
3
5
6.5
50.0
0.0
1176.4
1176.4
Standard
All
17
5
5
7
7.5
44.1
-50.0
1199.4
1149.4
White
9
2
2
5
3.0
33.3
-141.7
1214.2
1072.6
Black
8
3
3
2
4.5
56.3
53.1
1182.8
1235.9
Rapid
All
12
3
1
8
3.5
29.2
-177.1
1168.0
990.9
White
7
1
1
5
1.5
21.4
-242.9
1169.2
926.3
Black
5
2
0
3
2.0
40.0
-85.0
1166.3
1081.3
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
2110101536
Huebsch, K (Kaleigh)
2
0.0
0
0
2
0.0
1183.7
-425.0
758.7
View list
2
1110133787
Cloete, N (Nathan)
2
0.0
0
0
2
0.0
1144.7
-425.0
719.7
View list
3
1120139809
Prevette, J (Jordan)
1
1.0
1
0
0
100.0
1167.4
425.0
1592.4
View list
4
1120144413
Sibeko, P (Philansande)
1
1.0
1
0
0
100.0
1128.0
425.0
1553.0
View list
5
1120139509
Makola, L (Lesego)
1
1.0
1
0
0
100.0
1167.4
425.0
1592.4
View list
6
1120130250
Meyer, D (Dan Chante)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1090139534
Cholo, K (Kgothatso)
1
1.0
1
0
0
100.0
1167.4
425.0
1592.4
View list
8
1110144416
Tsholobo, M (Mbali)
1
1.0
1
0
0
100.0
1128.0
425.0
1553.0
View list
9
1130130256
Van Vuuren, A (Angelique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1120141538
Weideman, R (Regardt)
1
1.0
1
0
0
100.0
1161.4
425.0
1586.4
View list
11
1120139506
Kotu, N (Nkateko)
1
0.5
0
1
0
50.0
1167.4
0.0
1167.4
View list
12
2110139503
Engelbrecht, J (Jana)
1
0.5
0
1
0
50.0
1161.4
0.0
1161.4
View list
13
1120139500
Breedt, C (Christiaan)
1
0.5
0
1
0
50.0
1167.4
0.0
1167.4
View list
14
1110139514
Melatse, I (Itumeleng)
1
0.5
0
1
0
50.0
1167.4
0.0
1167.4
View list
15
1120139816
Sompa, M (Mangaliso)
1
0.5
0
1
0
50.0
1167.4
0.0
1167.4
View list
16
1110139824
Van Rooyen, D (Dion)
1
0.5
0
1
0
50.0
1167.4
0.0
1167.4
View list
17
2110130253
Ruhling, M (Makayla)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1110116460
Ramusha, N (Naledi)
1
0.0
0
0
1
0.0
1161.4
-425.0
736.4
View list
19
2120135381
Naude, J (Juliette)
1
0.0
0
0
1
0.0
1167.4
-425.0
742.4
View list
20
1110139518
Moshate, P (Prince)
1
0.0
0
0
1
0.0
1167.4
-425.0
742.4
View list