Player Page

Van Der Merwe, J (Jan Hendrik)
Dob: 2007/05/18 (U18)
Gender: Male
Chess SA id: 1070116659
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2020/03/15 (1713 days ago)
Ratings
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 rating1150.6
Current Weighted rating1150.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1150.6
Current highest rating achieved1196.0
Current floor (min rating allowed)696.0
Current K-factor40
Games played this month0
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)±177.9
Current Raw change used (final)0.0
Projected new Raw rating1150.6
Projected new Weighed rating1058.6
Projected new Weighted performance325.3
Projected new final Raw rating (if new WP > new Raw)1150.6
Projected new highest rating1196.0
Projected new floor696.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1150.6
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 rating1149.6
Current Weighted rating1149.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1149.6
Current highest rating achieved1194.0
Current floor (min rating allowed)694.0
Current K-factor40
Games played this month0
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)±178.2
Current Raw change used (final)0.0
Projected new Raw rating1149.6
Projected new Weighed rating1057.6
Projected new Weighted performance241.9
Projected new final Raw rating (if new WP > new Raw)1149.6
Projected new highest rating1194.0
Projected new floor694.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1149.6
Projected effective change (new Official - current Official)=0.0
s
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 rating1181.6
Current Weighted rating1181.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1181.6
Current highest rating achieved1181.6
Current floor (min rating allowed)681.6
Current K-factor40
Games played this month0
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)±170.2
Current Raw change used (final)0.0
Projected new Raw rating1181.6
Projected new Weighed rating1087.1
Projected new Weighted performance143.3
Projected new final Raw rating (if new WP > new Raw)1181.6
Projected new highest rating1181.6
Projected new floor681.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.6
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Overberg Closed 2020 (U13 Boys) 2020/03/15 2020/03/15 Overberg (WOS) Standard 60 0.83 5 5 1.5 1186.5 1194.0 Analysis
2 OCF Open 2020 (U14) 2020/01/25 2020/01/25 Overberg (WOS) Rapid 15 0.39 5 5 2.0 1196.0 1200.0 Analysis
1 Overberg Top Schools 2019 (U13) 2019/07/20 2019/07/20 Overberg (WOS) Standard 60 0.83 5 4 2.0 1200.0 1200.0 Analysis
Game 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 18 7 1 10 7.5 41.7 -70.8 1168.3 1097.4
White 7 3 0 4 3.0 42.9 -60.7 1183.9 1123.1
Black 11 4 1 6 4.5 40.9 -77.3 1158.3 1081.1
Standard All 13 5 1 7 5.5 42.3 -65.4 1167.5 1102.1
White 5 3 0 2 3.0 60.0 85.0 1200.0 1285.0
Black 8 2 1 5 2.5 31.3 -159.4 1147.2 987.8
Rapid All 5 2 0 3 2.0 40.0 -85.0 1170.3 1085.3
White 2 0 0 2 0.0 0.0 -425.0 1143.5 718.5
Black 3 2 0 1 2.0 66.7 141.7 1188.1 1329.8
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1000116665 De Lange, J (Juandre) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
2 2050100621 Goliath, E (Estelle) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060111321 Thompson, D (Duwayne) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
4 1080103089 Stander, Z (Zadrian) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
5 2070130194 Uys, J (Janke) 1 1.0 1 0 0 100.0 1196.0 425.0 1621.0 View list
6 1080133321 Papers, W (Whitheron) 1 1.0 1 0 0 100.0 1186.5 425.0 1611.5 View list
7 1070130193 Mushengora, T (Tadiwanashe) 1 1.0 1 0 0 100.0 1196.0 425.0 1621.0 View list
8 208094914 Mayezana, A (Amila) 1 0.5 0 1 0 50.0 1186.5 0.0 1186.5 View list
9 1070099829 Lotz, J (Johndre) 1 0.0 0 0 1 0.0 1196.0 -425.0 771.0 View list
10 1070133318 Jayiya, L (Lihle) 1 0.0 0 0 1 0.0 1186.5 -425.0 761.5 View list
11 1070100613 Gabriels, J (Jawon) 1 0.0 0 0 1 0.0 1196.0 -425.0 771.0 View list
12 1080133316 Fortuin, R (Rewaldo) 1 0.0 0 0 1 0.0 1186.5 -425.0 761.5 View list
13 1070130333 Braaf, T (Tyrique) 1 0.0 0 0 1 0.0 1186.5 -425.0 761.5 View list
14 1070110749 Botha, S (Simeon) 1 0.0 0 0 1 0.0 1196.0 -425.0 771.0 View list