STH Recent Preflight: 61282

Executing preflight for 61282 at Sat Aug 29 17:20:44 SAST 2026.
Log can be found in /atlas/obs/03/61282/preflight.dat.
Setting donefile '/atlas/obs/03/61282/preflight_complete.20260829152044.30267' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260829152044.30267.
Sat Aug 29 17:20:44 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Sat Aug 29 17:20:44 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [5409012f-5e85-46cc-b4a1-9ff3f91b9cad;1800]
Sat Aug 29 17:20:44 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Sat Aug 29 17:20:45 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Sat Aug 29 17:20:45 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Sat Aug 29 17:20:45 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Sat Aug 29 17:20:45 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1788016837
OK
Sat Aug 29 17:20:45 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Sat Aug 29 17:20:45 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 29 17:20:47 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 29 17:20:47 SAST 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Sat Aug 29 17:20:47 SAST 2026 [elapsed=3 sec] CLOCKS
  admin:      Sat Aug 29 15:20:47 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  962 1024  377    1.043   -0.005   0.076
  +metbox2.sth.atl .PPS.            1 u  732 1024  377    0.348   -0.053   0.060
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 155.232.19.8     2 u  733 1024  377   23.324    0.141   0.188
  +ntp.as3741.net  146.64.58.41     2 u  272 1024  377   22.767   -0.115   0.161
  +ntp2.as3741.net 146.64.58.41     2 u   69 1024  377    7.333   -0.116   0.075
  +ntp2.inx.net.za 196.21.187.2     2 u  587 1024  377    7.348    0.071   0.433
  -ntp5.inx.net.za 210.182.58.253   2 u  985 1024  377    7.514    0.072   0.065
  #102.222.156.151 196.21.187.2     2 u  139 1024  377   24.627    0.498   0.365
  +ntp2.nog.net.za 80.72.67.48      3 u  644 1024  377    7.561    0.058   0.537
  -139.84.231.68   196.21.187.2     2 u  842 1024  377   22.901    0.094   0.852
  -ntp8.inx.net.za 210.182.58.253   2 u  291 1024  377   16.928    0.471   0.314

Sat Aug 29 17:20:50 SAST 2026 [elapsed=6 sec] DISKS
  200GB available in /atlas/obs...OK (4686GB)
  200GB available in /atlas/red...OK (7693GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   5.8T  4.5T   57%   /
  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   6.1T  7.4T   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   738G  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 29 17:20:50 SAST 2026 [elapsed=6 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 29 17:20:51 SAST 2026 [elapsed=7 sec] Disabling mount tracking.
Sat Aug 29 17:20:51 SAST 2026 [elapsed=7 sec] SERVICES2

Sat Aug 29 17:20:51 SAST 2026 [elapsed=7 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Sat Aug 29 17:20:55 SAST 2026 [elapsed=11 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=1.42e+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 29 17:24:15 SAST 2026 [elapsed=211 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: 227.62 -29.49, az/alt=324.82 +86.49 idle(e) IDLE


Sat Aug 29 17:25:06 SAST 2026 [elapsed=262 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Sat Aug 29 17:25:25 SAST 2026 [elapsed=281 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=39.0 IDLE

Sat Aug 29 17:25:25 SAST 2026 [elapsed=281 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (5 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-54.7C)
  Checking CCD plane: Z0=+1720.00 DZDX=-883.00  DZDY=+2637.00
  acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Sat Aug 29 17:25:25 SAST 2026 [elapsed=281 sec] WEATHER
  status  weather: C+ W 10.8C 50% 37/50kph@300 DP6.4C/-153C/d IDLE
...OK

Sat Aug 29 17:25:26 SAST 2026 [elapsed=282 sec] MET
  status...OK
  met: c=Y o=N Ro3h Cx4h Wo3h Ho16d To72d Do37d  wait C IDLE

Sat Aug 29 17:25:26 SAST 2026 [elapsed=282 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Sat Aug 29 17:25:26 SAST 2026 [elapsed=282 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          256.53 -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    -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   106   1.2%
A  0.081s   390   4.3%
A  0.111s   734   8.0%
A  0.142s  1190  13.0%
A  0.172s  1783  19.5%
A  0.202s  2468  27.0%
A  0.233s  3258  35.6%
A  0.263s  4163  45.5%
A  0.293s  5116  55.9%
A  0.323s  5989  65.4%
A  0.354s  6780  74.1%
A  0.384s  7459  81.5%
A  0.414s  8016  87.6%
A  0.445s  8478  92.6%
A  0.475s  8801  96.1%
A  0.505s  9028  98.6%
A  0.536s  9153 100.0%
B  0.020s     1   0.0%
B  0.050s    95   1.0%
B  0.081s   382   4.2%
B  0.111s   725   7.9%
B  0.141s  1197  13.1%
B  0.172s  1777  19.4%
B  0.202s  2467  26.9%
B  0.232s  3257  35.6%
B  0.263s  4165  45.5%
B  0.293s  5102  55.7%
B  0.323s  5991  65.4%
B  0.353s  6775  74.0%
B  0.384s  7436  81.2%
B  0.414s  8011  87.5%
B  0.444s  8457  92.4%
B  0.475s  8797  96.1%
B  0.505s  9034  98.7%
B  0.535s  9147  99.9%
sleeping 3 sec between shutter moves...
A  0.020s  9150 100.0%
A  0.050s  9064  99.0%
A  0.081s  8772  95.8%
A  0.111s  8416  91.9%
A  0.141s  7968  87.0%
A  0.172s  7373  80.5%
A  0.202s  6694  73.1%
A  0.232s  5898  64.4%
A  0.262s  4982  54.4%
A  0.293s  4043  44.2%
A  0.323s  3166  34.6%
A  0.353s  2377  26.0%
A  0.383s  1708  18.7%
A  0.414s  1147  12.5%
A  0.444s   699   7.6%
A  0.474s   354   3.9%
A  0.504s   129   1.4%
A  0.535s    14   0.2%
A  0.565s    -6   0.0%
B  0.020s  9146  99.9%
B  0.050s  9033  98.7%
B  0.081s  8774  95.8%
B  0.111s  8425  92.0%
B  0.142s  7957  86.9%
B  0.172s  7380  80.6%
B  0.202s  6694  73.1%
B  0.232s  5896  64.4%
B  0.263s  4984  54.4%
B  0.293s  4053  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   698   7.6%
B  0.475s   356   3.9%
B  0.505s   127   1.4%
B  0.535s    11   0.1%
B  0.565s    -5   0.0%
A     0  0.0mm   15 N F R | B    -4 -0.1mm   15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.536 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=1.05e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[2] foc=9241 IDLE

Sat Aug 29 17:26:07 SAST 2026 [elapsed=323 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=39.0 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    122M Aug 29 17:26 /atlas/obs/03a/61282/03a61282e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Sat Aug 29 17:26:29 SAST 2026 [elapsed=345 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (39 seconds old)
  OTA humidity level...OK (21%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Sat Aug 29 17:26:29 SAST 2026 [elapsed=345 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61281.64340384|info|galildriver|using focus model: foc=9187+(4.30)*15.6+(-0.40)*60.2=9230.0
61281.64340920|info|galildriver|o  2 IN  | cass:  3040909  15.20 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54007637  9241 um b=8f M     [focus]
61281.64341736|info|galildriver|o  2 IN  | cass:  3040905  15.20 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54005260  9229 um b=0f       [cmd]
bestfocus for o...OK


Sat Aug 29 17:26:32 SAST 2026 [elapsed=348 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Sat Aug 29 17:26:58 SAST 2026 [elapsed=374 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 29 17:27:00 SAST 2026 [elapsed=376 sec] NOTICES: det_dzdx=-883 is outside range +-250 from -558; det_dzdy=2637 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 29 17:27:00 SAST 2026 [elapsed=376 sec] Happy observing!
Sat Aug 29 17:27:00 SAST 2026 [elapsed=376 sec] Preflight took 376 seconds to complete.


Sat Aug 29 17:27:00 SAST 2026 [elapsed=376 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   108   1.2%
A  0.081s   376   4.1%
A  0.111s   722   7.9%
A  0.141s  1180  12.9%
A  0.171s  1762  19.2%
A  0.201s  2440  26.7%
A  0.232s  3240  35.4%
A  0.262s  4144  45.3%
A  0.292s  5073  55.4%
A  0.322s  5970  65.2%
A  0.353s  6752  73.8%
A  0.383s  7413  81.0%
A  0.413s  7972  87.1%
A  0.443s  8431  92.1%
A  0.473s  8775  95.9%
A  0.504s  9015  98.5%
A  0.534s  9134  99.8%
A  0.564s  9154 100.0%
B  0.020s     2   0.0%
B  0.050s   119   1.3%
B  0.081s   380   4.2%
B  0.111s   727   7.9%
B  0.141s  1202  13.1%
B  0.171s  1774  19.4%
B  0.201s  2464  26.9%
B  0.232s  3268  35.7%
B  0.262s  4167  45.5%
B  0.292s  5104  55.8%
B  0.322s  5989  65.4%
B  0.352s  6770  74.0%
B  0.383s  7440  81.3%
B  0.413s  8000  87.4%
B  0.443s  8443  92.2%
B  0.473s  8796  96.1%
B  0.503s  9017  98.5%
B  0.534s  9136  99.8%
B  0.564s  9156 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9152 100.0%
A  0.050s  9057  98.9%
A  0.081s  8788  96.0%
A  0.111s  8434  92.1%
A  0.141s  7976  87.1%
A  0.171s  7401  80.8%
A  0.202s  6716  73.4%
A  0.232s  5922  64.7%
A  0.262s  5013  54.8%
A  0.292s  4068  44.4%
A  0.323s  3194  34.9%
A  0.353s  2409  26.3%
A  0.383s  1731  18.9%
A  0.413s  1163  12.7%
A  0.444s   706   7.7%
A  0.474s   367   4.0%
A  0.504s   130   1.4%
A  0.534s    14   0.2%
A  0.565s     1   0.0%
B  0.020s  9144  99.9%
B  0.050s  9025  98.6%
B  0.081s  8780  95.9%
B  0.111s  8435  92.1%
B  0.141s  7968  87.0%
B  0.171s  7397  80.8%
B  0.202s  6712  73.3%
B  0.232s  5920  64.7%
B  0.262s  5011  54.7%
B  0.292s  4082  44.6%
B  0.322s  3188  34.8%
B  0.353s  2417  26.4%
B  0.383s  1725  18.8%
B  0.413s  1161  12.7%
B  0.443s   712   7.8%
B  0.474s   374   4.1%
B  0.504s   143   1.6%
B  0.534s    18   0.2%
B  0.564s     0   0.0%
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R