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 period (39 and 40).



Table 2: Down-time statistics for period 41$^a$
Syst/Type Soft Elec Optics Mech Others Total P40/P39
Telescope 3 00:20 11 01:10 0   0   0   14 01:30 16/30 02:15/05:00
Building 0   3 00:45 0   2 00:05 1 00:00 6 00:50 9/2 02:05/00:00
Computers 5 00:20 1 00:30 0   1 00:00 0   7 00:50 17/12 00:30/00:55
ALFOSC 13 00:05 5 00:30 0   1 00:00 0   19 00:35 15/14 00:50/01:00
MOSCA 0   0   0   0   0   0 00:00 1/4 00:05/00:05
NOTCam 12 00:30 1 00:00 1 00:00 2 00:00 0   16 00:30 7/9 00:20/00:00
StanCam 0   0   1 00:00 0   1 00:10 2 00:10 6/8 00:45/00:45
FIES 10 02:15 3 00:00 0   0   0   13 02:15 11/12 00:55/03:20
Others 1 00:00 0   0   0   1 00:00 2 00:00 5/2 01:30/01:05
Total 44 03:30 24 02:55 2 00:00 6 00:05 3 00:10 79 06:40 87/93 09:15/12:10
P40 44 03:15 21 02:20 1 00:00 12 02:10 9 01:30 87 09:15    
P39 49 05:50 30 04:40 2 00:00 8 01:35 4 00:05 93 12:10    
$^a$For each system-type category the total number of faults and total time lost are given

Thomas Augusteijn 2010-11-19