Characteristics of the Wiechert vertical astatic seismograph weighing 80 kg at Malaga

 
 

Component	Mass (kg)	Tp	Vo	Damp.	From	To	Source
Z	80	5.8	31	3.2	1924 11 01	1924 11 30
Z	80	6.5	31	3.2	1924 12 01	1924 12 31
Z	80	6.5	32	2.3	1925 01 01	1925 01 31
Z	80	6.5	32	1.9	1925 02 01	1925 02 28
Z	80	6.5	32	1.9	1925 03 01	1925 03 31
Z	80	6.5	32	1.9	1925 04 01	1925 04 30
Z	80	6.5	32	1.9	1925 05 01	1925 05 31
Z	80	6.5	32	1.9	1925 06 01	1925 06 30
Z	80	6.5	32	1.9	1925 09 01	1925 09 30
Z	80	6.5	32	1.7	1925 10 01	1925 10 31
Z	80	6.5	32	1.7	1925 11 01	1925 11 30
Z	80	6.5	32	1.7	1925 12 01	1925 12 31
Z	80	6.5	32	1.7	1926 01 01	1926 01 31
Z	80	3.0	50	0.5	1926 01 01	1926 01 31
Z	80	4.0	84	3.2	1926 02 01	1926 02 28
Z	80	3.0	50	0.5	1926 02 01	1926 02 28
Z	80	3.0	50	0.5	1926 03 01	1926 03 31
Z	80	4.0	84	3.2	1926 03 01	1926 03 31
Z	80	4.0	84	3.2	1926 04 01	1926 04 30
Z	80	3.0	50	0.5	1926 04 01	1926 04 30
Z	80	4.0	84	3.2	1926 05 01	1926 05 31
Z	80	3.0	50	0.5	1926 05 01	1926 05 31
Z	80	4.0	84	3.2	1926 06 01	1926 06 30
Z	80	3.0	50	0.5	1926 06 01	1926 06 30
Z	80	3.0	50	0.5	1926 07 01	1926 07 31
Z	80	4.0	84	3.2	1926 07 01	1926 07 31
Z	80	4.0	84	3.2	1926 08 01	1926 08 31
Z	80	3.0	50	0.5	1926 08 01	1926 08 31
Z	80	3.0	50	0.5	1926 09 01	1926 09 30
Z	80	4.0	84	3.2	1926 09 01	1926 09 30
Z	80	6.5	84	3.2	1926 10 01	1926 10 31
Z	80	3.0	50	0.5	1926 10 01	1926 10 31
Z	80	6.5	84	3.2	1926 11 01	1926 11 30
Z	80	3.0	50	0.5	1926 11 01	1926 11 30
Z	80	6.5	84	3.2	1926 12 01	1926 12 31
Z	80	3.0	50	0.5	1926 12 01	1926 12 31