Table 2. Selected subject data during downswing.

Data Type (max values)	Units	Male Scratch	Male 5H	Male 13H	Fem 18H	Reference Values
Club Head Vel	m/s	52.0	49.7	46.3	42.1	49.5[1], 40.5[2], 42.6[3], 42.7[4], 51.0[5], 52.6[6], 43.5[7]
Grip Velocity	m/s	11.5	11.1	11.2	11.3	9.5[5]
Grip Accel	m/s2	201	199	210	185	(150-211)[9]
Tang Accel	m/s2	58.6	53.7	50.9	48.6	--
Normal Accel	m/s2	196	195	206	183	--
Swing Torque	Nm	42.1	36.8	24.6	24.0	21.8[4], 52.0[5]
Mag of Force	N	512	453	390	304	476[1], 400[4], 364[5], (266-364)[6]
Tang Force	N	248	218	187	154	239[8]
Normal Force	N	477	422	375	277	414[8]
Total Work	J	355	289	288	235	(266-341)[6], 220.8[7]
Linear Work	J	206	155	140	114	(98-202)[10]
Angular Work	J	146	134	148	121	(101-139)[10]
Total Power	J/s	3875	3005	2310	1720	3000[2], 2750[4], (2530-3640)[6]
Linear Power	J/s	2775	2316	1402	1188	(1098-2662)[10]
Angular Power	J/s	1150	890	1078	698	(621-1139)[10]

– Nesbit (2005),– Miura (2001),Cochran & Stobbs (1969),Jorgensen (1970),– Jorgensen (1994),Budney & Bellow (1982),Vaughn (1981),Budney & Bellow (1979),– Nesbit & Serrano (2005).Williams (1966),