General overview

In Table 2 the number of faults and total time lost as a function of the system and kind of fault is presented together with the overall numbers for the previous two periods (47 and 48).



Table 2: Down-time statistics for period 49$^a$
Syst/Type Soft Elec Optics Mech Others Total P48/P47
Telescope 5 00:35 4 00:40 1 00:15 2 00:00 2 00:15 14 01:45 10/12 00:50/06:50
Building 0   2 00:00 0   1 00:00 0   3 00:00 1/3 00:00/01:00
Computers 10 00:35 0   0   0   1 00:00 11 00:35 8/8 00:30/00:30
ALFOSC 20 01:10 2 00:00 0   1 00:30 0   23 01:40 25/19 05:05/03:17
MOSCA 0   3 00:00 0   0   0   3 00:00 5/2 01:00/00:00
NOTCam 2 00:00 0   0   0   0   2 00:00 3/9 00:00/01:55
StanCam 2 00:15 0   0   0   1 00:00 3 00:15 0/1 00:00/00:00
FIES 2 00:00 1 00:00 0   0   0   3 00:00 9/8 00:00/01:35
Others 2 00:10 0   0   2 00:00 2 00:00 6 00:10 4/7 00:00/00:40
Total 43 02:45 12 00:40 1 00:15 6 00:30 6 00:15 68 04:25 65/69 07:30/15:47
P48 42 04:55 10 01:30 1 00:00 7 00:45 5 00:20 65 07:30    
P47 35 04:42 17 10:10 3 00:00 7 00:00 7 00:55 69 15:47    
$^a$For each system-type category the total number of faults and total time lost are given

Thomas Augusteijn 2016-05-05