Dae-Sung Koo 구대성

Age: 55

Bats/Throws: L/L

6'1" / 185

DOB: 8/2/1969

(55 years, 8 months, 27 days)

Stats

KBO stat lines do not separate stints with different teams before 2019; the team reported is the last team the player played for that season.

MLB Regular SeasonKBO

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	ERA ERA - Earned Run Average ((ER*9)/IP)	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2005	NYM	MLB	35	0	0	0	33	0	23.0	9.00	5.09	0.78	.303	73.1%	40.3%	9.1%	3.91	4.11	4.30	0.0
2006	한화	KBO	36	3	4	37	59	0	69.1	9.87	2.34	0.52	.291	84.5%			1.82	2.22
2007	한화	KBO	37	1	6	26	43	0	42.1	7.87	2.55	0.64	.314	73.8%			3.19	2.80
2008	한화	KBO	38	2	3	0	38	0	41.1	6.31	3.05	0.44	.308	72.8%			3.48	3.51
2009	한화	KBO	39	0	0	1	71	0	55.2	9.05	1.78	0.81	.329	72.1%			3.72	3.06
2010	한화	KBO	40	0	1	0	7	1	4.2	5.79	5.79	3.86	.294	55.6%			9.64	9.46
Total	- - -	MLB		0	0	0	33	0	23.0	9.00	5.09	0.78	.303	73.1%	40.3%	9.1%	3.91	4.11	4.30	0.0

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	ERA ERA - Earned Run Average ((ER*9)/IP)	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2005	NYM	MLB	35	0	0	0	33	0	23.0	9.00	5.09	0.78	.303	73.1%	40.3%	9.1%	3.91	4.11	4.30	0.0
2006	한화	KBO	36	3	4	37	59	0	69.1	9.87	2.34	0.52	.291	84.5%			1.82	2.22
2007	한화	KBO	37	1	6	26	43	0	42.1	7.87	2.55	0.64	.314	73.8%			3.19	2.80
2008	한화	KBO	38	2	3	0	38	0	41.1	6.31	3.05	0.44	.308	72.8%			3.48	3.51
2009	한화	KBO	39	0	0	1	71	0	55.2	9.05	1.78	0.81	.329	72.1%			3.72	3.06
2010	한화	KBO	40	0	1	0	7	1	4.2	5.79	5.79	3.86	.294	55.6%			9.64	9.46
Total	- - -	MLB		0	0	0	33	0	23.0	9.00	5.09	0.78	.303	73.1%	40.3%	9.1%	3.91	4.11	4.30	0.0

MLB Regular SeasonKBO

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	SO SO - Strikeouts
2005	NYM	MLB	0	0	3.91	33	0	0	0	6	2	23.0	106	22	12	10	2	13	1	2	0	23
2006	한화	KBO	3	4	1.82	59	0		37	1	6	69.1	282	56	17	14	4	18	7	5	0	76
2007	한화	KBO	1	6	3.19	43	0		26	0	4	42.1	173	41	17	15	3	12	1	0	2	37
2008	한화	KBO	2	3	3.48	38	0		0	9	1	41.1	167	39	17	16	2	14	2	2	1	29
2009	한화	KBO	0	0	3.72	71	0		1	8	0	55.2	224	54	24	23	5	11	1	3	1	56
2010	한화	KBO	0	1	9.64	7	1		0	0	0	4.2	25	7	6	5	2	3	0	0	0	3
Total	- - -	MLB	0	0	3.91	33	0	0	0	6	2	23.0	106	22	12	10	2	13	1	2	0	23

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	SO SO - Strikeouts
2005	NYM	MLB	0	0	3.91	33	0	0	0	6	2	23.0	106	22	12	10	2	13	1	2	0	23
2006	한화	KBO	3	4	1.82	59	0		37	1	6	69.1	282	56	17	14	4	18	7	5	0	76
2007	한화	KBO	1	6	3.19	43	0		26	0	4	42.1	173	41	17	15	3	12	1	0	2	37
2008	한화	KBO	2	3	3.48	38	0		0	9	1	41.1	167	39	17	16	2	14	2	2	1	29
2009	한화	KBO	0	0	3.72	71	0		1	8	0	55.2	224	54	24	23	5	11	1	3	1	56
2010	한화	KBO	0	1	9.64	7	1		0	0	0	4.2	25	7	6	5	2	3	0	0	0	3
Total	- - -	MLB	0	0	3.91	33	0	0	0	6	2	23.0	106	22	12	10	2	13	1	2	0	23

MLB Regular SeasonAveragesKBO

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2005	NYM	MLB	9.00	5.09	1.77	0.78	21.7%	12.3%	9.4%	.242	1.52	.303	73.1%	95	98	4.11
2005			6.38	3.17	2.02	1.04	16.4%	8.2%	8.3%	.260	1.37	.292	71.6%			4.47
2006	한화	KBO	9.87	2.34	4.22	0.52	27.0%	6.4%	20.6%	.216	1.07	.291	84.5%	51	62	2.22
2007	한화	KBO	7.87	2.55	3.08	0.64	21.4%	6.9%	14.5%	.255	1.25	.314	73.8%	81	72	2.80
2008	한화	KBO	6.31	3.05	2.07	0.44	17.4%	8.4%	9.0%	.258	1.28	.308	72.8%	84	85	3.51
2009	한화	KBO	9.05	1.78	5.09	0.81	25.0%	4.9%	20.1%	.257	1.17	.329	72.1%	77	64	3.06
2010	한화	KBO	5.79	5.79	1.00	3.86	12.0%	12.0%	0.0%	.318	2.14	.294	55.6%	210	206	9.46
Total	- - -	MLB	9.00	5.09	1.77	0.78	21.7%	12.3%	9.4%	.242	1.52	.303	73.1%	95	98	4.11

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2005	NYM	MLB	9.00	5.09	1.77	0.78	21.7%	12.3%	9.4%	.242	1.52	.303	73.1%	95	98	4.11
2005			6.38	3.17	2.02	1.04	16.4%	8.2%	8.3%	.260	1.37	.292	71.6%			4.47
2006	한화	KBO	9.87	2.34	4.22	0.52	27.0%	6.4%	20.6%	.216	1.07	.291	84.5%	51	62	2.22
2007	한화	KBO	7.87	2.55	3.08	0.64	21.4%	6.9%	14.5%	.255	1.25	.314	73.8%	81	72	2.80
2008	한화	KBO	6.31	3.05	2.07	0.44	17.4%	8.4%	9.0%	.258	1.28	.308	72.8%	84	85	3.51
2009	한화	KBO	9.05	1.78	5.09	0.81	25.0%	4.9%	20.1%	.257	1.17	.329	72.1%	77	64	3.06
2010	한화	KBO	5.79	5.79	1.00	3.86	12.0%	12.0%	0.0%	.318	2.14	.294	55.6%	210	206	9.46
Total	- - -	MLB	9.00	5.09	1.77	0.78	21.7%	12.3%	9.4%	.242	1.52	.303	73.1%	95	98	4.11