Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Niewenhuizen, J (Jan-Hendrik)
Dob:
2012/04/24 (U14)
Gender:
Male
Chess SA id:
1120138600
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/02/03 (105 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
1195.7
Curent Weighted rating
1204.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1204.7
Current floor (min rating allowed)
707.4
Current highest rating achieved
1207.4
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)
±166.8
Current Raw change used (final)
0.0
Projected new Raw rating
1195.7
Projected new Weighed rating
1203.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1203.9
Projected effective change (new Official - current Official)
-0.8
Projected new highest rating
1207.4
Projected new floor
707.4
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
1182.0
Curent Weighted rating
1195.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1195.9
Current floor (min rating allowed)
700.0
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)
±170.1
Current Raw change used (final)
0.0
Projected new Raw rating
1182.0
Projected new Weighed rating
1194.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1194.6
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1200.0
Projected new floor
700.0
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
1202.4
Curent Weighted rating
1202.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1202.4
Current floor (min rating allowed)
702.4
Current highest rating achieved
1202.4
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)
±165.2
Current Raw change used (final)
0.0
Projected new Raw rating
1202.4
Projected new Weighed rating
1202.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1202.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1202.4
Projected new floor
702.4
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)
702.4
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
702.4
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1207.4
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1207.4
1200.0
Analysis
1
District North 2022 (U11)
2022/03/05
2022/03/05
Cape Town (WCT)
Rapid
30
0.60
6
6
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1219.7
1134.7
White
2
2
0
0
2.0
100.0
425.0
1150.6
1575.6
Black
3
0
0
3
0.0
0.0
-425.0
1265.8
840.8
Standard
All
5
2
0
3
2.0
40.0
-85.0
1219.7
1134.7
White
2
2
0
0
2.0
100.0
425.0
1150.6
1575.6
Black
3
0
0
3
0.0
0.0
-425.0
1265.8
840.8
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
11
5
0
6
5.0
45.5
-38.6
1232.4
1193.8
White
5
4
0
1
4.0
80.0
255.0
1206.4
1461.4
Black
6
1
0
5
1.0
16.7
-283.3
1254.1
970.8
Standard
All
5
2
0
3
2.0
40.0
-85.0
1219.7
1134.7
White
2
2
0
0
2.0
100.0
425.0
1150.6
1575.6
Black
3
0
0
3
0.0
0.0
-425.0
1265.8
840.8
Rapid
All
6
3
0
3
3.0
50.0
0.0
1243.0
1243.0
White
3
2
0
1
2.0
66.7
141.7
1243.5
1385.2
Black
3
1
0
2
1.0
33.3
-141.7
1242.4
1100.7
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
1110138591
Fumhai, A (Albert)
2
1.0
1
0
1
50.0
1203.7
0.0
1203.7
View list
2
1120138609
Van Rooyen, C (Caleb)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1120150459
Stephens, Z (Zevin)
1
1.0
1
0
0
100.0
1207.4
425.0
1632.4
View list
4
1110138605
Satande, B (Blessing)
1
1.0
1
0
0
100.0
1207.4
425.0
1632.4
View list
5
1120138594
Joey, S (Shiriyapenga)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2120114045
Wilson, EM (Emlyn)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1120134372
Weideman, J (Janko)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1120150393
Ebrahim, Z (Zaidan)
1
0.0
0
0
1
0.0
1207.4
-425.0
782.4
View list
9
1110131799
Barends, Z (Zac)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1120150397
Harvey, G (Griffin)
1
0.0
0
0
1
0.0
1207.4
-425.0
782.4
View list