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 (46 and 47).



Table 2: Down-time statistics for period 48$^a$
Syst/Type Soft Elec Optics Mech Others Total P47/P46
Telescope 3 00:25 2 00:00 0   4 00:05 1 00:20 10 00:50 12/11 06:50/01:45
Building 0   0   0   1 00:00 0   1 00:00 3/2 01:00/00:00
Computers 6 00:30 1 00:00 0   0   1 00:00 8 00:30 8/12 00:30/02:07
ALFOSC 21 02:55 2 01:30 0   1 00:40 1 00:00 25 05:05 19/35 03:17/03:45
MOSCA 5 01:00 0   0   0   0   5 01:00 2/2 00:00/00:00
NOTCam 2 00:00 1 00:00 0   0   0   3 00:00 9/12 01:55/00:15
StanCam 0   0   0   0   0   0   1/3 00:00/00:30
FIES 5 00:05 4 00:00 0   0   9 00:05     8/15 01:35/00:05
Others 0   0   1 00:00 1 00:00 2 00:00 4 00:00 7/2 00:40/00:00
Total 42 04:55 10 01:30 1 00:00 7 00:45 5 00:20 65 07:30 69/94 15:47/08:27
P47 35 04:42 17 10:10 3 00:00 7 00:00 7 00:55 69 15:47    
P46 55 04:37 12 01:05 4 00:00 16 01:45 7 01:00 94 08:27    
$^a$For each system-type category the total number of faults and total time lost are given

Thomas Augusteijn 2014-08-27