STH Recent Preflight: 61275

Executing preflight for 61275 at Sat Aug 22 18:30:30 SAST 2026.
Log can be found in /atlas/obs/03/61275/preflight.dat.
Setting donefile '/atlas/obs/03/61275/preflight_complete.20260822163030.30267' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260822163030.30267.
Sat Aug 22 18:30:30 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Sat Aug 22 18:30:30 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [915819cd-7045-4036-a0bc-2606d8f1657d;1800]
Sat Aug 22 18:30:30 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Sat Aug 22 18:30:31 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Sat Aug 22 18:30:31 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Sat Aug 22 18:30:31 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Sat Aug 22 18:30:31 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1787416229
OK
Sat Aug 22 18:30:31 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Sat Aug 22 18:30:31 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 Aug 22 18:30:33 SAST 2026 [elapsed=3 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 Aug 22 18:30:33 SAST 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Sat Aug 22 18:30:33 SAST 2026 [elapsed=3 sec] CLOCKS
  admin:      Sat Aug 22 16:30:33 UTC 2026
  metbox:     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  925 1024  377    1.048    0.032   0.036
  *metbox2.sth.atl .PPS.            1 u  265 1024  377    0.333   -0.019   0.021
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 183.3.52.101     2 u  946 1024  377   23.325    3.170   2.653
  -ntp.as3741.net  146.64.58.41     2 u  933 1024  377   22.912   -0.112   0.401
  -ntp2.as3741.net 146.64.58.41     2 u  507 1024  377    7.201   -0.065   0.041
  -ntp2.inx.net.za 210.182.58.253   2 u  554 1024  377    7.311   -0.009   0.032
  -ntp5.inx.net.za 210.182.58.253   2 u  937 1024  377    7.855   -0.041   0.207
  #102.222.156.151 196.21.187.2     2 u  184 1024  377   24.655    0.272   0.166
  +ntp2.nog.net.za 80.72.67.48      3 u  877 1024  377    7.558    0.051   0.128
  -139.84.231.68 ( 196.21.187.2     2 u  602 1024  377   22.776    0.094   0.321
  -ntp8.inx.net.za 210.182.58.253   2 u  190 1024  377   16.838    0.003   3.340

Sat Aug 22 18:30:34 SAST 2026 [elapsed=4 sec] DISKS
  200GB available in /atlas/obs...OK (5081GB)
  200GB available in /atlas/red...OK (7585GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   5.4T  4.9T   53%   /
  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   6.2T  7.3T   46%   /
  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   737G  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 Aug 22 18:30:35 SAST 2026 [elapsed=5 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 Aug 22 18:30:35 SAST 2026 [elapsed=5 sec] Disabling mount tracking.
Sat Aug 22 18:30:35 SAST 2026 [elapsed=5 sec] SERVICES2

Sat Aug 22 18:30:35 SAST 2026 [elapsed=5 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Sat Aug 22 18:30:39 SAST 2026 [elapsed=9 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=     924kB time=00:00:29.56 bitrate= 256.0kbits/s speed=1.48e+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 Aug 22 18:33:54 SAST 2026 [elapsed=204 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: 238.34 -29.49, az/alt=324.74 +86.49 idle(e) IDLE


Sat Aug 22 18:35:24 SAST 2026 [elapsed=294 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Sat Aug 22 18:35:43 SAST 2026 [elapsed=313 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=38.9 IDLE

Sat Aug 22 18:35:43 SAST 2026 [elapsed=313 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (6 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-54.4C)
  Checking CCD plane: Z0=+1718.00 DZDX=-873.00  DZDY=+2630.00
  acam: -54C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Sat Aug 22 18:35:43 SAST 2026 [elapsed=313 sec] WEATHER
  status  weather: clear 9.5C 52% 4/10kph@206 DP8.2C/-44C/d IDLE
...OK

Sat Aug 22 18:35:44 SAST 2026 [elapsed=314 sec] MET
  status...OK
  met: c=N o=Y Ro10d Co7d Wo11d Ho9d To65d Do30d  IDLE

Sat Aug 22 18:35:44 SAST 2026 [elapsed=314 sec] SENTRY
  status...OK
  sentry: close=NO open=YES drop=YES IDLE

Sat Aug 22 18:35:44 SAST 2026 [elapsed=314 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          267.25 -14.64, 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    -2   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     0  0.0mm   15 N F R
  exercising shutters...Using amcam-mezz-s to record
A  0.020s     7   0.1%
A  0.051s   114   1.2%
A  0.081s   390   4.3%
A  0.111s   733   8.0%
A  0.141s  1189  13.0%
A  0.172s  1781  19.5%
A  0.202s  2466  26.9%
A  0.232s  3259  35.6%
A  0.262s  4164  45.5%
A  0.293s  5115  55.9%
A  0.323s  5990  65.4%
A  0.353s  6781  74.1%
A  0.383s  7438  81.3%
A  0.414s  8000  87.4%
A  0.444s  8466  92.5%
A  0.474s  8792  96.0%
A  0.504s  9021  98.5%
A  0.535s  9152 100.0%
B  0.020s     1   0.0%
B  0.050s    96   1.0%
B  0.081s   380   4.2%
B  0.111s   724   7.9%
B  0.141s  1197  13.1%
B  0.172s  1776  19.4%
B  0.202s  2467  26.9%
B  0.232s  3256  35.6%
B  0.263s  4165  45.5%
B  0.293s  5102  55.7%
B  0.323s  5992  65.5%
B  0.353s  6775  74.0%
B  0.384s  7435  81.2%
B  0.414s  8010  87.5%
B  0.444s  8456  92.4%
B  0.475s  8798  96.1%
B  0.505s  9028  98.6%
B  0.535s  9145  99.9%
sleeping 3 sec between shutter moves...
A  0.020s  9149  99.9%
A  0.051s  9058  99.0%
A  0.081s  8761  95.7%
A  0.111s  8402  91.8%
A  0.141s  7953  86.9%
A  0.172s  7352  80.3%
A  0.202s  6668  72.8%
A  0.232s  5871  64.1%
A  0.262s  4952  54.1%
A  0.293s  4014  43.8%
A  0.323s  3138  34.3%
A  0.353s  2353  25.7%
A  0.384s  1688  18.4%
A  0.414s  1130  12.3%
A  0.444s   685   7.5%
A  0.474s   344   3.8%
A  0.504s   124   1.4%
A  0.535s    11   0.1%
A  0.565s    -7   0.0%
B  0.020s  9146  99.9%
B  0.050s  9040  98.8%
B  0.081s  8784  96.0%
B  0.111s  8437  92.2%
B  0.141s  7957  86.9%
B  0.172s  7380  80.6%
B  0.202s  6694  73.1%
B  0.232s  5924  64.7%
B  0.262s  5014  54.8%
B  0.293s  4081  44.6%
B  0.323s  3192  34.9%
B  0.353s  2405  26.3%
B  0.383s  1733  18.9%
B  0.414s  1157  12.6%
B  0.444s   710   7.8%
B  0.474s   364   4.0%
B  0.505s   134   1.5%
B  0.535s    13   0.1%
B  0.565s    -8   0.0%
A     1  0.0mm   15 N F R | B    -7 -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 0.535 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=     226kB time=00:00:07.23 bitrate= 256.1kbits/s speed=1.1e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[2] foc=9236 IDLE

Sat Aug 22 18:36:22 SAST 2026 [elapsed=352 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=38.9 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    122M Aug 22 18:36 /atlas/obs/03a/61275/03a61275e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Sat Aug 22 18:36:44 SAST 2026 [elapsed=374 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (24 seconds old)
  OTA humidity level...OK (15%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Sat Aug 22 18:36:44 SAST 2026 [elapsed=374 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61274.69219056|info|galildriver|using focus model: foc=9187+(4.30)*15.9+(-0.40)*60.2=9231.3
61274.69219557|info|galildriver|o  2 IN  | cass:  3041303  15.21 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006706  9237 um b=8f M     [focus]
61274.69220572|info|galildriver|o  2 IN  | cass:  3041303  15.21 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54006724  9237 um b=0f       [cmd]
bestfocus for o...OK


Sat Aug 22 18:36:47 SAST 2026 [elapsed=377 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Sat Aug 22 18:37:12 SAST 2026 [elapsed=402 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 Aug 22 18:37:14 SAST 2026 [elapsed=404 sec] NOTICES: det_dzdx=-873 is outside range +-250 from -558; det_dzdy=2630 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 Aug 22 18:37:14 SAST 2026 [elapsed=404 sec] Happy observing!
Sat Aug 22 18:37:14 SAST 2026 [elapsed=404 sec] Preflight took 404 seconds to complete.


Sat Aug 22 18:37:14 SAST 2026 [elapsed=404 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   109   1.2%
A  0.081s   374   4.1%
A  0.111s   722   7.9%
A  0.141s  1180  12.9%
A  0.172s  1782  19.5%
A  0.202s  2442  26.7%
A  0.232s  3239  35.4%
A  0.262s  4143  45.3%
A  0.292s  5073  55.4%
A  0.323s  5970  65.2%
A  0.353s  6752  73.8%
A  0.383s  7414  81.0%
A  0.413s  7988  87.3%
A  0.443s  8445  92.3%
A  0.474s  8783  95.9%
A  0.504s  9022  98.6%
A  0.534s  9137  99.8%
A  0.564s  9154 100.0%
B  0.020s     2   0.0%
B  0.050s   119   1.3%
B  0.081s   388   4.2%
B  0.111s   742   8.1%
B  0.141s  1220  13.3%
B  0.171s  1795  19.6%
B  0.201s  2492  27.2%
B  0.232s  3268  35.7%
B  0.262s  4166  45.5%
B  0.292s  5103  55.7%
B  0.322s  5989  65.4%
B  0.353s  6772  74.0%
B  0.383s  7439  81.3%
B  0.413s  8001  87.4%
B  0.443s  8455  92.4%
B  0.474s  8794  96.1%
B  0.504s  9024  98.6%
B  0.534s  9138  99.8%
B  0.564s  9157 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9151 100.0%
A  0.050s  9048  98.8%
A  0.081s  8778  95.9%
A  0.111s  8421  92.0%
A  0.141s  7958  86.9%
A  0.171s  7381  80.6%
A  0.202s  6691  73.1%
A  0.232s  5894  64.4%
A  0.262s  4982  54.4%
A  0.292s  4039  44.1%
A  0.323s  3166  34.6%
A  0.353s  2386  26.1%
A  0.383s  1730  18.9%
A  0.413s  1163  12.7%
A  0.443s   706   7.7%
A  0.474s   366   4.0%
A  0.504s   131   1.4%
A  0.534s    15   0.2%
A  0.564s     1   0.0%
B  0.020s  9143  99.9%
B  0.051s  9018  98.5%
B  0.081s  8770  95.8%
B  0.111s  8421  92.0%
B  0.141s  7950  86.8%
B  0.172s  7377  80.6%
B  0.202s  6689  73.1%
B  0.232s  5892  64.4%
B  0.262s  4979  54.4%
B  0.293s  4052  44.3%
B  0.323s  3163  34.6%
B  0.353s  2394  26.2%
B  0.383s  1701  18.6%
B  0.414s  1147  12.5%
B  0.444s   699   7.6%
B  0.474s   364   4.0%
B  0.504s   138   1.5%
B  0.535s    15   0.2%
B  0.565s     0   0.0%
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R