Troy Murphy had the lowest plus/minus in a game in 2009-10, at -40 against the Heat on December 27, 2009.

Interpreted as:

NBA worst plus minus by a player in a regular-season game in 2010

	NAME	+/-	DATE	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Troy Murphy T. Murphy	-40	12/27/2009	IND	@	MIA	23	16	2	1	1	0	5	12	41.7	2	5	40.0	4	8	50.0	51.5	1	1	1	2
2	Al Harrington A. Harrington	-38	3/1/2010	NYK	@	CLE	31	18	3	1	1	0	7	15	46.7	3	8	37.5	1	2	50.0	56.7	0	3	0	2
3	Brandon Rush B. Rush	-38	1/3/2010	IND	@	NYK	31	6	8	0	1	0	2	13	15.4	0	6	0.0	2	2	100.0	21.6	0	8	2	0
4	Earl Watson E. Watson	-38	12/27/2009	IND	@	MIA	16	0	0	3	0	0	0	1	0.0	0	1	0.0	0	0		0.0	0	0	4	2
5	David Lee D. Lee	-37	3/1/2010	NYK	@	CLE	33	10	10	4	3	0	4	12	33.3	0	0		2	3	66.7	37.5	1	9	3	2
6	Al Jefferson A. Jefferson	-37	2/21/2010	MIN	vs	OKC	29	10	6	0	0	3	5	11	45.5	0	0		0	0		45.5	1	5	0	4
7	Wilson Chandler W. Chandler	-37	1/24/2010	NYK	vs	DAL	29	9	3	1	0	0	3	9	33.3	0	1	0.0	3	5	60.0	40.2	1	2	0	1
8	David Lee D. Lee	-37	1/24/2010	NYK	vs	DAL	31	11	14	3	0	0	5	16	31.3	0	0		1	2	50.0	32.6	8	6	3	1
9	Dahntay Jones D. Jones	-37	12/27/2009	IND	@	MIA	16	0	1	0	0	0	0	3	0.0	0	0		0	2	0.0	0.0	0	1	2	5
10	Jameer Nelson J. Nelson	-37	11/8/2009	ORL	@	OKC	28	10	4	4	1	0	4	10	40.0	1	2	50.0	1	1	100.0	47.9	1	3	1	2
11	Lamar Odom L. Odom	-36	3/26/2010	LAL	@	OKC	33	15	7	0	1	0	7	16	43.8	0	2	0.0	1	2	50.0	44.4	1	6	2	2
12	Josh Howard J. Howard	-36	2/9/2010	DAL	@	DEN	31	14	3	1	1	0	5	12	41.7	1	3	33.3	3	4	75.0	50.9	1	2	0	3
13	Deron Williams D. Williams	-36	12/18/2009	UTA	@	ATL	21	2	3	4	2	0	1	8	12.5	0	2	0.0	0	2	0.0	11.3	0	3	4	1
14	Chris Douglas-Roberts C. Douglas-Roberts	-36	11/4/2009	NJN	vs	DEN	36	19	7	1	1	1	7	17	41.2	1	3	33.3	4	4	100.0	50.6	3	4	2	2
15	David Lee D. Lee	-36	10/31/2009	NYK	vs	PHI	24	9	5	1	0	0	3	6	50.0	0	0		3	5	60.0	54.9	3	2	0	4
16	Monta Ellis M. Ellis	-34	3/19/2010	GSW	@	SAS	39	39	4	4	0	0	15	28	53.6	5	11	45.5	4	4	100.0	65.5	1	3	2	2
17	O.J. Mayo	-34	11/30/2009	MEM	@	UTA	37	20	3	1	2	1	8	13	61.5	1	2	50.0	3	4	75.0	67.8	0	3	2	1
18	Gerald Wallace G. Wallace	-34	11/11/2009	CHA	@	DET	40	12	6	2	0	0	5	10	50.0	0	1	0.0	2	5	40.0	49.2	1	5	2	1
19	David Lee D. Lee	-33	3/26/2010	NYK	@	PHX	37	21	13	2	2	0	7	16	43.8	0	0		7	8	87.5	53.8	7	6	4	5
20	Derrick Rose D. Rose	-33	3/25/2010	CHI	vs	MIA	33	12	5	5	0	0	5	16	31.3	0	2	0.0	2	4	50.0	33.8	1	4	1	0
21	Danilo Gallinari D. Gallinari	-33	2/16/2010	NYK	@	CHI	28	10	3	2	2	0	4	10	40.0	1	3	33.3	1	2	50.0	46.0	0	3	1	2
22	Nate Robinson N. Robinson	-33	1/31/2010	NYK	@	MIN	25	4	0	1	0	0	1	10	10.0	1	5	20.0	1	1	100.0	19.2	0	0	2	3
23	Chris Duhon C. Duhon	-33	1/24/2010	NYK	vs	DAL	35	4	3	4	0	0	2	7	28.6	0	4	0.0	0	0		28.6	1	2	1	0
24	Amar'e Stoudemire A. Stoudemire	-33	1/16/2010	PHX	@	CHA	29	19	7	1	0	3	6	12	50.0	0	0		7	7	100.0	63.0	3	4	0	3
25	Rodney Stuckey R. Stuckey	-33	1/11/2010	DET	@	CHI	30	11	2	5	1	0	4	11	36.4	0	0		3	3	100.0	44.6	0	2	2	1