STH Recent Preflight: 61240

Executing preflight for 61240 at Sat Jul 18 20:21:35 SAST 2026.
Log can be found in /atlas/obs/03/61240/preflight.dat.
Setting donefile '/atlas/obs/03/61240/preflight_complete.20260718182135.806' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260718182135.806.
Sat Jul 18 20:21:35 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Sat Jul 18 20:21:35 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [dc395110-e48b-401b-9f99-3343af76722b;1800]
Sat Jul 18 20:21:35 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1784398895
OK
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Sat Jul 18 20:21:36 SAST 2026 [elapsed=1 sec] CLUSTER NFS MOUNTS
  admin proc1:/export/atlas-cal...OK
  admin proc1:/export/atlas-red...OK
  proc1 admin:/export/atlas-obs...OK
  proc2 admin:/export/atlas-obs...OK
  proc2 proc1:/export/atlas-cal...OK
  proc2 proc1:/export/atlas-red...OK
  proc3 admin:/export/atlas-obs...OK
  proc3 proc1:/export/atlas-cal...OK
  proc3 proc1:/export/atlas-red...OK
  proc4 admin:/export/atlas-obs...OK
  proc4 proc1:/export/atlas-cal...OK
  proc4 proc1:/export/atlas-red...OK

Sat Jul 18 20:21:37 SAST 2026 [elapsed=2 sec] SCREENS
  admin dash-tcsdata...OK
  admin dash-recent...OK
  admin dash-skycoverage...OK
  admin dash-logstamp...OK
  proc1 redq...OK
  proc1 prochain-redpost-03a...OK
  proc1 prochain-redpost-03x...OK

Sat Jul 18 20:21:38 SAST 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Sat Jul 18 20:21:38 SAST 2026 [elapsed=3 sec] CLOCKS
  admin:      Sat Jul 18 18:21:38 UTC 2026
  met:        OK
  proc1:      OK
  proc2:      OK
  proc3:      OK
  proc4:      OK
  archon:     OK

  NTP:
       remote           refid      st t when poll reach   delay   offset  jitter
  ==============================================================================
  *192.168.4.5     .GPS.            1 u  345  512  377    1.045    0.380   0.155
  +metbox2.sth.atl .PPS.            1 u  272  512  377    0.279    0.283   0.103
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  +zibbi.ngei.csir 229.179.94.34    2 u  991 1024  377   23.323    0.346   0.276
  +ntp.as3741.net  146.64.58.41     2 u  317  512  377   22.830    0.210   0.301
  -ntp2.as3741.net 129.134.28.123   2 u  171  512  377    7.240   -0.116   0.093
  +ntp2.inx.net.za 183.3.52.101     2 u  412 1024  377    7.253    0.431   0.161
  +ntp5.inx.net.za 183.3.52.101     2 u  102  512  377    7.493    0.352   0.217
  #102.222.156.151 196.21.187.2     2 u   12 1024  247   24.720    0.584  37.319
  +ntp2.nog.net.za 80.72.67.48      3 u  271  512  377    7.493    0.445   0.175
  +139.84.231.68 ( 196.21.187.2     2 u  233  512  377   22.769    0.346   0.154
  -ntp8.inx.net.za 183.3.52.101     2 u  518 1024  377   43.271    0.117  18.120

Sat Jul 18 20:21:38 SAST 2026 [elapsed=3 sec] DISKS
  200GB available in /atlas/obs...OK (5880GB)
  200GB available in /atlas/red...OK (8957GB)

  Checking disks on admin ... archon ... tcs ... proc1 ... proc2 ... proc3 ... proc4 ... done

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   4.7T  5.7T   46%   /
  admin:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  admin:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  archon:/dev/sda2                       117G  22G   89G    20%   /
  archon:/dev/loop1                      106M  106M  0      100%  /snap/core/17284
  archon:/dev/loop0                      106M  106M  0      100%  /snap/core/17292
  archon:/dev/sda1                       511M  6.6M  505M   2%    /boot/efi
  tcs:/dev/mapper/ubuntu--vg-ubuntu--lv  98G   38G   56G    41%   /
  tcs:/dev/nvme0n1p2                     2.0G  131M  1.7G   8%    /boot
  tcs:/dev/nvme0n1p1                     1.1G  6.1M  1.1G   1%    /boot/efi
  proc1:/dev/md0p1                       15T   4.9T  8.6T   37%   /
  proc1:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc1:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  proc2:/dev/md0p1                       15T   1.7T  12T    13%   /
  proc2:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc2:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  proc3:/dev/md0p1                       15T   736G  13T    6%    /
  proc3:/dev/loop0                       106M  106M  0      100%  /snap/core/17292
  proc3:/dev/loop1                       106M  106M  0      100%  /snap/core/17284
  proc4:/dev/md0p1                       15T   1.1T  13T    8%    /
  proc4:/dev/loop1                       106M  106M  0      100%  /snap/core/17284
  proc4:/dev/loop0                       106M  106M  0      100%  /snap/core/17292

Sat Jul 18 20:21:38 SAST 2026 [elapsed=3 sec] SERVICES1
qcam
  chiller...OK
  dome...OK
  mount...OK
  modo...OK
  cam...OK
  acam...OK
  weather...OK
  met...OK
  sentry...OK
  dfm...OK
  duplicates...OK

Sat Jul 18 20:21:38 SAST 2026 [elapsed=3 sec] Disabling mount tracking.
Sat Jul 18 20:21:39 SAST 2026 [elapsed=4 sec] SERVICES2

Sat Jul 18 20:21:39 SAST 2026 [elapsed=4 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Sat Jul 18 20:21:43 SAST 2026 [elapsed=8 sec] DOME
  status...OK
  audio setup: using amcam-mezz-s to record
  Pointing webcam to azcheck position ... done
  Homing the dome ... waiting ... done
  Attempting audio conversion ... size=     934kB time=00:00:29.88 bitrate= 256.0kbits/s speed=1.44e+03x    
audio converted to domehome.wav.
  Copy dome audio to dashboards ... done
  slewing to azimuth 0 (N)...OK
  Copy azcheck JPEG to dashboards ... done
  parking...OK
  dome: AZ=90.00 CLOSED/CLOSED (0%) IDLE


Sat Jul 18 20:24:40 SAST 2026 [elapsed=185 sec] MOUNT
  blinky  status...OK
  motor logs...OK
  slewing to az=70,alt=70...OK
  slewing to az=290,alt=70...OK
  parking...OK
  mount: 231.44 -29.49, az/alt=324.76 +86.49 idle(e) IDLE


Sat Jul 18 20:25:31 SAST 2026 [elapsed=236 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Sat Jul 18 20:25:50 SAST 2026 [elapsed=255 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=1/0 spi=39.0 IDLE

Sat Jul 18 20:25:50 SAST 2026 [elapsed=255 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (-1 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-54.6C)
  Checking CCD plane: Z0=+1702.00 DZDX=-879.00  DZDY=+2202.00
  acam: -55C CCD TEC ION e=30.0s d=0.6s N=1 IDLE

Sat Jul 18 20:25:50 SAST 2026 [elapsed=255 sec] WEATHER
  status  weather: W 9.7C 23% 50/57kph@314 DP20.6C/30C/d IDLE
...OK

Sat Jul 18 20:25:51 SAST 2026 [elapsed=256 sec] MET
  status...OK
  met: c=N o=N Ro19d Co1d Wx0 Ho5d To30d Do5d  wait W IDLE

Sat Jul 18 20:25:51 SAST 2026 [elapsed=256 sec] SENTRY
  status...OK
  sentry: close=NO open=NO drop=NO IDLE

Sat Jul 18 20:25:51 SAST 2026 [elapsed=256 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          260.36 -14.63, az/alt=59.90 +60.06 tracking(w)      IDLE      1s
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R
initialized motor A constants
initialized motor B constants
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R
A  0.020s     3   0.0%
B  0.020s    -1   0.0%
A     2  0.1mm   15 N F R | B    -2 -0.1mm   15 N F R
finding forward (close) limit for shutter A
....done
backing off limit
..........................backing off 4 sec...
at limit
done
finding forward (close) limit for shutter B
...done
backing off limit
...............backing off 4 sec...
at limit
done
A     0  0.0mm   15 N F R | B    -1 -0.0mm   15 N F R
  exercising shutters...Using amcam-mezz-s to record
A  0.020s     6   0.1%
A  0.051s   113   1.2%
A  0.081s   401   4.4%
A  0.111s   746   8.1%
A  0.142s  1208  13.2%
A  0.172s  1802  19.7%
A  0.202s  2491  27.2%
A  0.232s  3287  35.9%
A  0.262s  4192  45.8%
A  0.293s  5147  56.2%
A  0.323s  6017  65.7%
A  0.353s  6803  74.3%
A  0.383s  7459  81.5%
A  0.414s  8016  87.6%
A  0.444s  8478  92.6%
A  0.474s  8803  96.2%
A  0.504s  9027  98.6%
A  0.535s  9153 100.0%
B  0.020s     1   0.0%
B  0.050s    96   1.0%
B  0.081s   380   4.2%
B  0.111s   725   7.9%
B  0.141s  1196  13.1%
B  0.171s  1775  19.4%
B  0.201s  2465  26.9%
B  0.232s  3257  35.6%
B  0.262s  4167  45.5%
B  0.292s  5101  55.7%
B  0.323s  5992  65.5%
B  0.353s  6774  74.0%
B  0.383s  7436  81.2%
B  0.413s  8011  87.5%
B  0.444s  8456  92.4%
B  0.474s  8800  96.1%
B  0.504s  9029  98.6%
B  0.534s  9146  99.9%
sleeping 3 sec between shutter moves...
A  0.020s  9149  99.9%
A  0.050s  9059  99.0%
A  0.081s  8764  95.7%
A  0.111s  8402  91.8%
A  0.141s  7954  86.9%
A  0.172s  7352  80.3%
A  0.202s  6670  72.9%
A  0.232s  5871  64.1%
A  0.263s  4951  54.1%
A  0.293s  4016  43.9%
A  0.323s  3138  34.3%
A  0.353s  2352  25.7%
A  0.384s  1688  18.4%
A  0.414s  1131  12.4%
A  0.444s   684   7.5%
A  0.475s   345   3.8%
A  0.505s   123   1.3%
A  0.535s    11   0.1%
A  0.565s    -6   0.0%
B  0.020s  9145  99.9%
B  0.050s  9034  98.7%
B  0.081s  8775  95.9%
B  0.111s  8424  92.0%
B  0.141s  7958  86.9%
B  0.172s  7381  80.6%
B  0.202s  6693  73.1%
B  0.232s  5897  64.4%
B  0.263s  4984  54.4%
B  0.293s  4052  44.3%
B  0.323s  3163  34.6%
B  0.353s  2383  26.0%
B  0.384s  1712  18.7%
B  0.414s  1140  12.5%
B  0.444s   696   7.6%
B  0.474s   356   3.9%
B  0.505s   126   1.4%
B  0.535s    13   0.1%
B  0.565s    -5   0.0%
A     0  0.0mm   15 N F R | B    -5 -0.2mm   15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.535 seconds.
Shutter B opened to 99.9 percent in 0.534 seconds.
Shutter A closed to 0.0 percent in 0.565 seconds.
Shutter B closed to 0.0 percent in 0.565 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size=     228kB time=00:00:07.29 bitrate= 256.1kbits/s speed=1.07e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[2] foc=9237 IDLE

Sat Jul 18 20:26:28 SAST 2026 [elapsed=293 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=1/0 spi=39.0 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    122M Jul 18 20:26 /atlas/obs/03a/61240/03a61240e0002o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Sat Jul 18 20:26:50 SAST 2026 [elapsed=315 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (1 seconds old)
  OTA humidity level...OK (19%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Sat Jul 18 20:26:50 SAST 2026 [elapsed=315 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61239.76864917|info|galildriver|using focus model: foc=9187+(4.30)*13.6+(-0.40)*60.2=9221.4
61239.76865453|info|galildriver|o  2 IN  | cass:  3046247  15.23 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006823  9237 um b=8f M     [focus]
61239.76866025|info|galildriver|o  2 IN  | cass:  3046239  15.23 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006832  9237 um b=8f M     [focus]
61239.76866363|info|galildriver|o  2 IN  | cass:  3046239  15.23 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006841  9237 um b=8f M     [focus]
61239.76867179|info|galildriver|o  2 IN  | cass:  3046243  15.23 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006765  9237 um b=0f       [cmd]
bestfocus for o...OK


Sat Jul 18 20:26:54 SAST 2026 [elapsed=319 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Sat Jul 18 20:27:20 SAST 2026 [elapsed=345 sec] Disabling mount tracking.
  Waiting on the mount ... done.
  Turning tracking off ... done.
  Waiting on the mount ... done.
  Recheck mount status ... done.
doorpsw  3 OFF redLED
doorpsw  2 OFF whiteLED
Sat Jul 18 20:27:22 SAST 2026 [elapsed=347 sec] NOTICES: det_dzdx=-879 is outside range +-250 from -558; det_dzdy=2202 is outside range +-250 from -1915; 


Preflight completed successfully.  See
http://tinyurl.com/sthpreflight
--
Please reduce summit bandwidth by turning off your webcam viewer.

Sat Jul 18 20:27:22 SAST 2026 [elapsed=347 sec] Happy observing!
Sat Jul 18 20:27:22 SAST 2026 [elapsed=347 sec] Preflight took 347 seconds to complete.


Sat Jul 18 20:27:22 SAST 2026 [elapsed=347 sec] STARTING CLEANUP
Turning off LEDs
doorpsw  3 OFF redLED
doorpsw  2 OFF whiteLED
Releasing TCS lock [preflight]
OK TCS lock released by preflight-STH

  
Azimuth check

Preflight image

Dome audio


Shutter audio

Shutter acutation data:

A  0.020s     3   0.0%
A  0.050s   114   1.2%
A  0.081s   385   4.2%
A  0.111s   737   8.1%
A  0.141s  1197  13.1%
A  0.171s  1783  19.5%
A  0.202s  2466  26.9%
A  0.232s  3266  35.7%
A  0.262s  4175  45.6%
A  0.292s  5103  55.7%
A  0.323s  5997  65.5%
A  0.353s  6775  74.0%
A  0.383s  7433  81.2%
A  0.413s  8005  87.4%
A  0.444s  8458  92.4%
A  0.474s  8792  96.0%
A  0.504s  9027  98.6%
A  0.534s  9137  99.8%
A  0.564s  9153 100.0%
B  0.020s     0   0.0%
B  0.050s   113   1.2%
B  0.080s   379   4.1%
B  0.111s   727   7.9%
B  0.141s  1184  12.9%
B  0.171s  1752  19.1%
B  0.201s  2440  26.7%
B  0.232s  3239  35.4%
B  0.262s  4138  45.2%
B  0.292s  5072  55.4%
B  0.322s  5960  65.1%
B  0.352s  6747  73.7%
B  0.383s  7420  81.1%
B  0.413s  7986  87.2%
B  0.443s  8444  92.2%
B  0.473s  8786  96.0%
B  0.503s  9012  98.4%
B  0.533s  9134  99.8%
B  0.564s  9157 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9151 100.0%
A  0.050s  9049  98.9%
A  0.081s  8777  95.9%
A  0.111s  8421  92.0%
A  0.141s  7959  86.9%
A  0.172s  7381  80.6%
A  0.202s  6692  73.1%
A  0.232s  5894  64.4%
A  0.262s  4981  54.4%
A  0.292s  4039  44.1%
A  0.323s  3166  34.6%
A  0.353s  2387  26.1%
A  0.383s  1711  18.7%
A  0.413s  1147  12.5%
A  0.444s   693   7.6%
A  0.474s   357   3.9%
A  0.504s   126   1.4%
A  0.534s    13   0.1%
A  0.565s     1   0.0%
B  0.020s  9143  99.9%
B  0.051s  9020  98.5%
B  0.081s  8771  95.8%
B  0.111s  8422  92.0%
B  0.141s  7953  86.9%
B  0.171s  7379  80.6%
B  0.202s  6689  73.1%
B  0.232s  5893  64.4%
B  0.262s  4981  54.4%
B  0.292s  4054  44.3%
B  0.323s  3162  34.5%
B  0.353s  2392  26.1%
B  0.383s  1706  18.6%
B  0.413s  1146  12.5%
B  0.444s   700   7.6%
B  0.474s   356   3.9%
B  0.504s   132   1.4%
B  0.534s    14   0.2%
B  0.565s     1   0.0%
A     0  0.0mm   15 N F R | B     1  0.0mm   15 N F R