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Nathan Dean Bosman

1160159457
Sedibeng (GSV)
Personal
Main rating
Rating 1350.6
K-factor 36
Floor 850.6
Highest 1350.6 (2026-03-01)
Min/Max +/- allowed 134
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1341.7
Final +/- 0
New Rating
()
Rating 1350.6
K-factor 36
Floor 850.6
Highest 1350.6 (2026-03-01)
Min/Max +/- allowed 133.8
Standard rating
Rating 1350.6
K-factor 36
Floor 850.6
Highest 1350.6 (2026-03-01)
Min/Max +/- allowed 133.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1341.7
Final +/- 0
New Rating
()
Rating 1350.6
K-factor 36
Floor 850.6
Highest 1350.6 (2026-03-01)
Min/Max +/- allowed 133.8
Rapid rating
Rating 1197.8
K-factor 36
Floor 703.6
Highest 1203.6 (2024-12-01)
Min/Max +/- allowed 165
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1197.8
K-factor 36
Floor 703.6
Highest 1203.6 (2024-12-01)
Min/Max +/- allowed 165
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 Hoerskool Drie Riviere Chess Open 07 March 2026 (E) Standard 2026-03-07 2026-03-07 Sedibeng (GSV) 5 1298.4 5 3 1392.6 14.4 Details
2 Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1250.8 5 3 1446.9 20.7 Details
3 GDE (D7) Sedibeng East Schools 2025 (U9+U11) Standard 2025-08-02 2025-08-02 Sedibeng (GSV) 5 1190.2 5 4 1515.7 32.4 Details
4 Eureka Chess Open 26 July 2025 (H) Standard 2025-07-26 2025-07-26 Sedibeng (GSV) 5 1177.5 5 2 1244.7 7.1 Details
5 GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U9) Standard 2025-05-24 2025-05-24 Sedibeng (GSV) 5 1158 5 3 1276.2 10.8 Details
6 Destinata Rapid Open 025 (E+F) Rapid 2025-03-15 2025-03-15 Sedibeng (GSV) 6 1155.2 5 2 1263.7 8 Details
7 Laerskool Vaalpark Open 01 March 25 (F) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1155.2 4 1 1074.5 -6.5 Details
8 Laer Volkskool Open 15 Feb 2025 (F) Standard 2025-02-15 2025-02-15 Sedibeng (GSV) 5 1153.5 4 1 1114.3 -3.2 Details
9 Gauteng Inter-Region at UJ 2024 (U10 Candidates) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1127.1 5 2 1044.7 -9.8 Details
10 Laerskool Midvaal Rapid 16 Nov 2024 (E) Rapid 2024-11-16 2024-11-16 Sedibeng (GSV) 5 1091.7 5 3 1380 19.8 Details
11 Heidelberg Open 05 October 2024 (E) Standard 2024-10-05 2024-10-05 Sedibeng (GSV) 5 1173.9 4 0 818.3 -27.9 Details
12 Gauteng Top Schools 2024 (U9 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1173.9 5 1 1000.1 -17.8 Details
13 Sedibeng East D7 Teams Trials 2024 (U9) Standard 2024-08-03 2024-08-03 Sedibeng (GSV) 6 1148.8 6 3 1269.4 13.9 Details
14 Eureka Open 27 July 2024 (H) Standard 2024-07-27 2024-07-27 Sedibeng (GSV) 5 1158.5 5 2 1125.5 -2.7 Details
15 Midvaal Winter Classic 13 July 2024 (F) Rapid 2024-07-13 2024-07-13 Sedibeng (GSV) 7 1158.5 7 3 1125.2 -2.8 Details
16 AG Visser Open 2024 (E) Standard 2024-06-08 2024-06-08 Sedibeng (GSV) 5 1134.9 5 3 1278.4 13.1 Details
17 Vaalpark Primary Chess Open 2024 (E) Standard 2024-04-13 2024-04-13 Sedibeng (GSV) 5 1187.2 5 1.5 1011.1 -16.4 Details
18 HS Drie Riviere Chess Open Section 2024 (E) Standard 2024-03-09 2024-03-09 Sedibeng (GSV) 5 1187.2 5 2 1066.2 -12.6 Details
19 2023 Gauteng Top Schools (U9 Mixed) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1200 4 1 987.5 -16.6 Details
20 Gauteng D7 Teams 2023 (U9) Standard 2023-08-12 2023-08-12 Sedibeng (GSV) 5 1200 5 3 1290.6 9.5 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 5
Wins 3
Draws 0
Losses 2
White 3
Black 2
White wins 1
Black wins 2
Score 3
Percent 60
Dp 85
AOR 1307.6
Performance 1392.6
Game statistics (History)
Games 99
Wins 43
Draws 1
Losses 55
White 50
Black 49
White wins 23
Black wins 20
Score 43.5
Percent 43.9
Dp -51.5
AOR 1245
Performance 1193.5
Rankings (Main)
National
Overall 4571
Gender 3813
Age group 402
Gender/Age 309
Provincial
Overall 1515
Gender 1269
Age group 126
Gender/Age 105
Regional
Overall 153
Gender 131
Age group 11
Gender/Age 11
Rankings (Standard)
National
Overall 4144
Gender 3446
Age group 365
Gender/Age 282
Provincial
Overall 1460
Gender 1221
Age group 127
Gender/Age 104
Regional
Overall 148
Gender 127
Age group 11
Gender/Age 11
Rankings (Rapid)
National
Overall 4470
Gender 3476
Age group 685
Gender/Age 502
Provincial
Overall 837
Gender 656
Age group 107
Gender/Age 85
Regional
Overall 180
Gender 147
Age group 15
Gender/Age 14
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 5
Score 3
Percent 60
Aor 1307.6
Dp 85
Prat 1392.6
Performance (12 months)
Games 25
Score 15
Percent 60
Aor 1290.2
Dp 85
Prat 1375.2
Performance (History)
Games 99
Score 43.5
Percent 43.9
Aor 1245
Dp -51.5
Prat 1193.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Tshoeu, B (Bogosi) 6 3 3 Gauteng D7 Teams 2023 (U9) Eureka Chess Open 26 July 2025 (H) Details
Overall 2 Abdul, MA (Muhammed Ayaan) 5 4 1 AG Visser Open 2024 (E) GDE (D7) Sedibeng East Schools 2025 (U9+U11) Details
Overall 3 Swarts, C (Ciara) 4 1 3 HS Drie Riviere Chess Open Section 2024 (E) Heidelberg Open 05 October 2024 (E) Details
Overall 4 Martin, S (Sebastian) 4 3 1 Sedibeng East D7 Teams Trials 2024 (U9) Heidelberg Open 05 October 2024 (E) Details
Overall 5 Strydom, G (Graceson) 4 2 2 AG Visser Open 2024 (E) GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U9) Details
Standard 1 Tshoeu, B (Bogosi) 5 2 3 Gauteng D7 Teams 2023 (U9) Eureka Chess Open 26 July 2025 (H) Details
Standard 2 Abdul, MA (Muhammed Ayaan) 5 4 1 AG Visser Open 2024 (E) GDE (D7) Sedibeng East Schools 2025 (U9+U11) Details
Standard 3 Martin, S (Sebastian) 4 3 1 Sedibeng East D7 Teams Trials 2024 (U9) Heidelberg Open 05 October 2024 (E) Details
Standard 4 Swarts, C (Ciara) 3 1 2 HS Drie Riviere Chess Open Section 2024 (E) Heidelberg Open 05 October 2024 (E) Details
Standard 5 Madibana, M (Mohau) 3 1 2 HS Drie Riviere Chess Open Section 2024 (E) Eureka Open 27 July 2024 (H) Details
Rapid 1 Strydom, G (Graceson) 2 1 1 Laerskool Midvaal Rapid 16 Nov 2024 (E) Destinata Rapid Open 025 (E+F) Details