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Zachariah Van Scheltema

1110109258
Buffalo City (EBC)
Personal
Main rating
Rating 1349.5
K-factor 36
Floor 812.8
Highest 1522.1 (2019-02-01)
Min/Max +/- allowed 105
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1303.3
Final +/- 0
New Rating
()
Rating 1349.5
K-factor 36
Floor 812.8
Highest 1522.1 (2019-02-01)
Min/Max +/- allowed 104.8
Standard rating
Rating 1332.9
K-factor 36
Floor 829.9
Highest 1522.6 (2019-02-01)
Min/Max +/- allowed 104.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1165.9
Final +/- 0
New Rating
()
Rating 1332.9
K-factor 36
Floor 829.9
Highest 1522.6 (2019-02-01)
Min/Max +/- allowed 104.7
Rapid rating
Rating 1293.9
K-factor 36
Floor 793.9
Highest 1293.9 (2026-03-01)
Min/Max +/- allowed 145
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1293.9
K-factor 36
Floor 793.9
Highest 1293.9 (2026-03-01)
Min/Max +/- allowed 145
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Buffalo City Chess Trials 3 (U16) Standard 2026-03-21 2026-03-21 Buffalo City (EBC) 5 1312.8 5 2 1367.1 8 Details
2 Vikings Rapid 2026 (B) Rapid 2026-02-21 2026-02-21 Buffalo City (EBC) 8 1312.8 7 6 1544.1 27.3 Details
3 2026 Buffalo City Chess Trials 2 (U16 Boys) Standard 2026-02-28 2026-02-28 Buffalo City 5 1312.8 5 2 1329 1.4 Details
4 2026 Buffalo City Chess Trials 1 (U16) Standard 2026-02-07 2026-02-07 Buffalo City (EBC) 5 1286.2 5 2.5 1445.4 9.6 Details
5 Buffalo City Trials 4 of 5 2019 (U10B) Standard 2019-05-04 2019-05-04 Buffalo City (EBC) 5 1291.9 3 1.5 1225.2 -3.2 Details
6 Buffalo City Trials 3 of 5 2019 (U10B) Standard 2019-04-13 2019-04-13 Buffalo City (EBC) 5 1285 5 3 1316.8 3.8 Details
7 Buffalo City Trials 2 of 5 2019 (U8B+U10B) Standard 2019-02-23 2019-02-23 Buffalo City (EBC) 5 1200 4 4 1625 33.2 Details
8 Buffalo City Trials 1 of 5 2019 (U10B) Standard 2019-02-09 2019-02-09 Buffalo City (EBC) 5 1200 5 3 1288.4 9.3 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 22
Wins 12
Draws 1
Losses 9
White 12
Black 10
White wins 4
Black wins 8
Score 12.5
Percent 56.8
Dp 58
AOR 1374.6
Performance 1432.5
Game statistics (History)
Games 39
Wins 23
Draws 2
Losses 14
White 19
Black 20
White wins 9
Black wins 14
Score 24
Percent 61.5
Dp 98.1
AOR 1304.9
Performance 1403
Rankings (Main)
National
Overall 4595
Gender 3832
Age group 720
Gender/Age 558
Provincial
Overall 494
Gender 419
Age group 86
Gender/Age 74
Regional
Overall 160
Gender 129
Age group 32
Gender/Age 28
Rankings (Standard)
National
Overall 4615
Gender 3823
Age group 743
Gender/Age 577
Provincial
Overall 502
Gender 431
Age group 89
Gender/Age 77
Regional
Overall 166
Gender 138
Age group 33
Gender/Age 29
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 22
Score 12.5
Percent 56.8
Aor 1374.6
Dp 58
Prat 1432.5
Performance (12 months)
Games 22
Score 12.5
Percent 56.8
Aor 1374.6
Dp 58
Prat 1432.5
Performance (History)
Games 39
Score 24
Percent 61.5
Aor 1304.9
Dp 98.1
Prat 1403
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Wolmarans, R (Ricardo) 3 2 1 Buffalo City Trials 2 of 5 2019 (U8B+U10B) Buffalo City Trials 4 of 5 2019 (U10B) Details
Overall 2 Blom, B (Blake) 2 2 0 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 2 of 5 2019 (U8B+U10B) Details
Overall 3 Bartlett, D (Dan) 2 1 1 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 3 of 5 2019 (U10B) Details
Overall 4 Human, M (Maritz) 2 0 2 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 2 of 5 2019 (U8B+U10B) Details
Standard 1 Wolmarans, R (Ricardo) 3 2 1 Buffalo City Trials 2 of 5 2019 (U8B+U10B) Buffalo City Trials 4 of 5 2019 (U10B) Details
Standard 2 Blom, B (Blake) 2 2 0 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 2 of 5 2019 (U8B+U10B) Details
Standard 3 Bartlett, D (Dan) 2 1 1 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 3 of 5 2019 (U10B) Details
Standard 4 Human, M (Maritz) 2 0 2 Buffalo City Trials 1 of 5 2019 (U10B) Buffalo City Trials 2 of 5 2019 (U8B+U10B) Details