
Name:	Jan Sosna
Federation:	Czech Republic
Sex:	Male
Born:	1960
FIDE ID:	304379 FIDE Profile
Title:	International Master
ELO Classic:	2283
ELO Rapid:	2317
ELO Blitz:	2425
Years:	1979 - 2023
Total Games:	442
Wins:	184 (41.63 %)
Draws:	140 (31.67 %)
Losses:	118 (26.7 %)
Score:	57.47 %

Repertoire with
black pieces

Jan Sosna

Last tournaments played

Tournament	Date	Elo Avg.	Country
TCh-CZE 1 Liga Vychod	10/08/2022	2227	Czech Republic
TCh-CZE Extraliga 2018-19	11/03/2018	2432	Czech Republic
TCh-CZE Extraliga 2017-18	11/18/2017	2433	Czech Republic
TCh-CZE Extraliga 2016-17	10/08/2016	2407	Czech Republic

Most Played Openings as White

ECO	Opening	Games
A48	King's Indian, East Indian defence	32 games
D02	Queen's pawn game	31 games
D03	Torre attack (Tartakower variation)	22 games
A46	Queen's pawn game	20 games

Most Played Openings as Black

ECO	Opening	Games
D31	Queen's Gambit Declined, 3.Nc3	22 games
C65	Ruy Lopez, Berlin defence	19 games
D30	Queen's gambit declined	16 games
C54	Giuoco Piano	16 games

Games played by Jan Sosna

Download games

White	ELO W	Black	ELO B	Result	Moves	ECO	Date	Tournament	View
Sosna, J	2319	Frank, A	2297	0-1	47	A48	2023	TCh-CZE 1 Liga Vychod
Roubalik, J	2372	Sosna, J	2319	1-0	31	D31	2022	TCh-CZE 1 Liga Vychod
Sosna, J	2319	Babula, V	2253	0-1	31	D02	2022	TCh-CZE 1 Liga Vychod
Sosna, J	2351	Slampa, J	2231	½-½	47	D00	2019	TCh-CZE Extraliga 2018-19
Meduna, E	2403	Sosna, J	2351	½-½	30	D11	2019	TCh-CZE Extraliga 2018-19
Sosna, J	2351	Pisk, P	2324	½-½	63	A46	2018	TCh-CZE Extraliga 2018-19
Sosna, J	2351	Chytilek, R	2334	½-½	13	D02	2018	TCh-CZE Extraliga 2018-19
Sosna, J	2351	Kriebel, T	2491	0-1	36	D02	2018	TCh-CZE Extraliga 2018-19
Rabatin, J	2288	Sosna, J	2331	½-½	60	D31	2018	TCh-CZE Extraliga 2017-18
Sosna, J	2331	Mohapl, P	2035	1-0	30	A46	2018	TCh-CZE Extraliga 2017-18
Biolek, R	2414	Sosna, J	2331	½-½	48	C67	2018	TCh-CZE Extraliga 2017-18
Sluka, R	2333	Sosna, J	2331	½-½	74	C47	2018	TCh-CZE Extraliga 2017-18
Roubalik, J	2400	Sosna, J	2331	0-1	42	D31	2018	TCh-CZE Extraliga 2017-18
Sosna, J	2331	Meduna, E	2399	½-½	25	D02	2018	TCh-CZE Extraliga 2017-18
Talla, V	2437	Sosna, J	2347	½-½	16	D30	2017	TCh-CZE Extraliga 2016-17
Haba, P	2476	Sosna, J	2347	½-½	20	C65	2017	TCh-CZE Extraliga 2016-17
Sosna, J	2347	Simek, P	2380	0-1	25	D02	2017	TCh-CZE Extraliga 2016-17
Sosna, J	2347	Kulovana, E	2169	1-0	41	D02	2017	TCh-CZE Extraliga 2016-17
Chytilek, R	2326	Sosna, J	2347	½-½	36	D30	2017	TCh-CZE Extraliga 2016-17
Frolik, M	2189	Sosna, J	2336	½-½	23	D31	2016	TCh-CZE Extraliga 2015-16
Sosna, J	2336	Vesselovsky, S	2339	½-½	14	A48	2016	TCh-CZE Extraliga 2015-16
Blatny, P	2390	Sosna, J	2336	0-1	62	A01	2016	TCh-CZE Extraliga 2015-16
Belunek, V	2239	Sosna, J	2336	0-1	33	D47	2016	TCh-CZE Extraliga 2015-16
Sosna, J	2364	Meduna, E	2370	0-1	30	D02	2015	TCh-CZE Extraliga 2014-15
Kourousis, E	2380	Sosna, J	2364	½-½	24	D30	2015	TCh-CZE Extraliga 2014-15
Sosna, J	2364	Neuman, P	2459	0-1	61	C41	2014	TCh-CZE Extraliga 2014-15
Machan, J	2240	Sosna, J	2364	1-0	66	D30	2014	TCh-CZE Extraliga 2014-15
Sosna, J	2364	Zpevak, P	2371	0-1	40	A46	2014	TCh-CZE Extraliga 2014-15
Jasny, S	2416	Sosna, J	2364	1-0	90	C65	2014	TCh-CZE Extraliga 2014-15
Jasny, S	2320	Sosna, J	2367	1-0	35	C45	2014	TCh-CZE Extraliga 2013-14
Sosna, J	2367	Biolek, R	2419	½-½	9	A48	2014	TCh-CZE Extraliga 2013-14
Sosna, J	2367	Michenka, J	2371	½-½	29	D02	2014	TCh-CZE Extraliga 2013-14
Vavra, P	2351	Sosna, J	2367	0-1	42	D31	2014	TCh-CZE Extraliga 2013-14
Sosna, J	2367	Hausner, I	2378	½-½	33	C03	2014	TCh-CZE Extraliga 2013-14
Sosna, J	2367	Zpevak, P	2381	1-0	55	D02	2014	TCh-CZE Extraliga 2013-14
Jirovsky, M	2480	Sosna, J	2367	0-1	29	A07	2014	TCh-CZE Extraliga 2013-14
Sosna, J	2367	Langner, L	2341	½-½	42	A48	2013	TCh-CZE Extraliga 2013-14
Olsar, J	2295	Sosna, J	2367	½-½	31	C67	2013	TCh-CZE Extraliga 2013-14
Rausis, I	2512	Sosna, J	2385	1-0	55	A13	2013	TCh-CZE Extraliga 2012-13
Sosna, J	2385	Pisk, P	2389	½-½	15	A46	2013	TCh-CZE Extraliga 2012-13