STH Recent Preflight: 61277

Executing preflight for 61277 at Mon Aug 24 17:17:30 SAST 2026.
Log can be found in /atlas/obs/03/61277/preflight.dat.
Setting donefile '/atlas/obs/03/61277/preflight_complete.20260824151730.30267' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260824151730.30267.
Mon Aug 24 17:17:30 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Mon Aug 24 17:17:30 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [90229c36-8041-4815-894b-e937b87ecf30;1800]
Mon Aug 24 17:17:30 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Mon Aug 24 17:17:31 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Mon Aug 24 17:17:31 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Mon Aug 24 17:17:31 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Mon Aug 24 17:17:31 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1787584642
OK
Mon Aug 24 17:17:31 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Mon Aug 24 17:17:31 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

Mon Aug 24 17:17:33 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

Mon Aug 24 17:17:34 SAST 2026 [elapsed=4 sec] QUEUE
  0 observations queued.

Mon Aug 24 17:17:34 SAST 2026 [elapsed=4 sec] CLOCKS
  admin:      Mon Aug 24 15:17:34 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  500 1024  377    0.991    0.028   0.075
  +metbox2.sth.atl .PPS.            1 u  530 1024  377    0.321    0.016   0.076
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 208.219.48.14    2 u  929 1024  377   23.290    0.581   1.991
  -ntp.as3741.net  146.64.58.41     2 u  398 1024  377   23.186   -0.119   0.345
  -ntp2.as3741.net 146.64.58.41     2 u  156 1024  377    7.305   -0.059   0.096
  -ntp2.inx.net.za 183.3.52.101     2 u  856 1024  377    7.337    0.104   0.133
  -ntp5.inx.net.za 183.3.52.101     2 u  466 1024  377    7.869    0.048   0.782
  #102.222.156.151 129.134.26.123   2 u  343 1024  377   24.567    0.153   1.023
  +ntp2.nog.net.za 80.72.67.48      3 u  428 1024  377    7.630    0.074   0.080
  -139.84.231.68 ( 196.21.187.2     2 u  170 1024  377   23.097   -0.699   0.851
  -ntp8.inx.net.za 210.182.58.253   2 u  316 1024  377   16.805    0.001   0.119

Mon Aug 24 17:17:37 SAST 2026 [elapsed=7 sec] DISKS
  200GB available in /atlas/obs...OK (4864GB)
  200GB available in /atlas/red...OK (7329GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   5.6T  4.7T   55%   /
  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   6.4T  7.0T   48%   /
  proc1:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc1:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  proc2:/dev/md0p1                       15T   1.9T  12T    14%   /
  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

Mon Aug 24 17:17:37 SAST 2026 [elapsed=7 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

Mon Aug 24 17:17:37 SAST 2026 [elapsed=7 sec] Disabling mount tracking.
Mon Aug 24 17:17:38 SAST 2026 [elapsed=8 sec] SERVICES2

Mon Aug 24 17:17:38 SAST 2026 [elapsed=8 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Mon Aug 24 17:17:42 SAST 2026 [elapsed=12 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=     912kB time=00:00:29.18 bitrate= 256.0kbits/s speed=1.47e+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


Mon Aug 24 17:20:57 SAST 2026 [elapsed=207 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: 222.02 -29.49, az/alt=324.73 +86.49 idle(e) IDLE


Mon Aug 24 17:22:28 SAST 2026 [elapsed=298 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Mon Aug 24 17:22:47 SAST 2026 [elapsed=317 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=38.9 IDLE

Mon Aug 24 17:22:47 SAST 2026 [elapsed=317 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (2 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-53.9C)
  Checking CCD plane: Z0=+1757.00 DZDX=-878.00  DZDY=+3516.00
  acam: -54C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Mon Aug 24 17:22:47 SAST 2026 [elapsed=317 sec] WEATHER
  status  weather: clear 20.2C 11% 14/19kph@274 DP28.2C/-75C/d IDLE
...OK

Mon Aug 24 17:22:48 SAST 2026 [elapsed=318 sec] MET
  status...OK
  met: c=N o=Y Ro12d Co9d Wo13d Ho11d To67d Do32d  IDLE

Mon Aug 24 17:22:48 SAST 2026 [elapsed=318 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Mon Aug 24 17:22:48 SAST 2026 [elapsed=318 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          250.94 -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    -1 -0.0mm   15 N F R
  exercising shutters...Using amcam-mezz-s to record
A  0.020s     7   0.1%
A  0.051s   100   1.1%
A  0.081s   391   4.3%
A  0.111s   723   7.9%
A  0.141s  1173  12.8%
A  0.172s  1784  19.5%
A  0.202s  2468  27.0%
A  0.232s  3259  35.6%
A  0.263s  4164  45.5%
A  0.293s  5114  55.9%
A  0.323s  5963  65.1%
A  0.353s  6756  73.8%
A  0.383s  7420  81.1%
A  0.414s  7983  87.2%
A  0.444s  8452  92.3%
A  0.474s  8781  95.9%
A  0.505s  9015  98.5%
A  0.535s  9148  99.9%
B  0.020s     2   0.0%
B  0.050s   106   1.2%
B  0.081s   394   4.3%
B  0.111s   741   8.1%
B  0.141s  1218  13.3%
B  0.172s  1797  19.6%
B  0.202s  2492  27.2%
B  0.232s  3286  35.9%
B  0.262s  4200  45.9%
B  0.293s  5133  56.1%
B  0.323s  6021  65.8%
B  0.353s  6799  74.3%
B  0.384s  7456  81.5%
B  0.414s  8027  87.7%
B  0.444s  8468  92.5%
B  0.474s  8805  96.2%
B  0.505s  9033  98.7%
B  0.535s  9145  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  8415  91.9%
A  0.141s  7969  87.1%
A  0.172s  7371  80.5%
A  0.202s  6692  73.1%
A  0.232s  5898  64.4%
A  0.263s  4980  54.4%
A  0.293s  4043  44.2%
A  0.323s  3165  34.6%
A  0.353s  2375  25.9%
A  0.384s  1711  18.7%
A  0.414s  1147  12.5%
A  0.444s   697   7.6%
A  0.474s   355   3.9%
A  0.505s   128   1.4%
A  0.535s    14   0.2%
A  0.565s    -4   0.0%
B  0.020s  9146  99.9%
B  0.050s  9025  98.6%
B  0.081s  8761  95.7%
B  0.111s  8411  91.9%
B  0.141s  7939  86.7%
B  0.172s  7360  80.4%
B  0.202s  6670  72.9%
B  0.232s  5869  64.1%
B  0.262s  4954  54.1%
B  0.293s  4050  44.2%
B  0.323s  3165  34.6%
B  0.353s  2384  26.0%
B  0.383s  1713  18.7%
B  0.414s  1143  12.5%
B  0.444s   696   7.6%
B  0.474s   357   3.9%
B  0.505s   130   1.4%
B  0.535s    11   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 99.9 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=9254 IDLE

Mon Aug 24 17:23:26 SAST 2026 [elapsed=356 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:
    124M Aug 24 17:23 /atlas/obs/03a/61277/03a61277e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Mon Aug 24 17:23:48 SAST 2026 [elapsed=378 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (58 seconds old)
  OTA humidity level...OK (14%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Mon Aug 24 17:23:48 SAST 2026 [elapsed=378 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61276.64153787|info|galildriver|using focus model: foc=9187+(4.30)*20.7+(-0.40)*60.2=9251.9
61276.64154289|info|galildriver|o  2 IN  | cass:  3037843  15.19 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54010390  9255 um b=8f M     [focus]
61276.64155303|info|galildriver|o  2 IN  | cass:  3037842  15.19 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 54010378  9255 um b=0f       [cmd]
bestfocus for o...OK


Mon Aug 24 17:23:51 SAST 2026 [elapsed=381 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Mon Aug 24 17:24:17 SAST 2026 [elapsed=407 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
Mon Aug 24 17:24:19 SAST 2026 [elapsed=409 sec] NOTICES: det_dzdx=-878 is outside range +-250 from -558; det_dzdy=3516 is outside range +-250 from -1915; 


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

Mon Aug 24 17:24:19 SAST 2026 [elapsed=409 sec] Happy observing!
Mon Aug 24 17:24:19 SAST 2026 [elapsed=409 sec] Preflight took 409 seconds to complete.


Mon Aug 24 17:24:19 SAST 2026 [elapsed=409 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     4   0.0%
A  0.050s   122   1.3%
A  0.081s   396   4.3%
A  0.111s   748   8.2%
A  0.141s  1215  13.3%
A  0.171s  1803  19.7%
A  0.202s  2489  27.2%
A  0.232s  3296  36.0%
A  0.262s  4203  45.9%
A  0.292s  5134  56.1%
A  0.323s  6025  65.8%
A  0.353s  6796  74.2%
A  0.383s  7453  81.4%
A  0.413s  8023  87.6%
A  0.443s  8457  92.4%
A  0.473s  8793  96.1%
A  0.504s  9028  98.6%
A  0.534s  9137  99.8%
A  0.564s  9154 100.0%
B  0.020s     1   0.0%
B  0.050s   114   1.2%
B  0.081s   379   4.1%
B  0.111s   729   8.0%
B  0.141s  1202  13.1%
B  0.171s  1773  19.4%
B  0.202s  2468  27.0%
B  0.232s  3266  35.7%
B  0.262s  4165  45.5%
B  0.292s  5104  55.8%
B  0.322s  5989  65.4%
B  0.353s  6771  74.0%
B  0.383s  7439  81.3%
B  0.413s  7984  87.2%
B  0.443s  8444  92.2%
B  0.473s  8786  96.0%
B  0.504s  9018  98.5%
B  0.534s  9137  99.8%
B  0.564s  9156 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9152 100.0%
A  0.050s  9058  99.0%
A  0.081s  8788  96.0%
A  0.111s  8433  92.1%
A  0.141s  7975  87.1%
A  0.171s  7401  80.8%
A  0.201s  6715  73.4%
A  0.232s  5922  64.7%
A  0.262s  5012  54.8%
A  0.292s  4068  44.4%
A  0.322s  3220  35.2%
A  0.352s  2432  26.6%
A  0.383s  1752  19.1%
A  0.413s  1180  12.9%
A  0.443s   718   7.8%
A  0.473s   376   4.1%
A  0.504s   137   1.5%
A  0.534s    17   0.2%
A  0.564s     1   0.0%
B  0.020s  9144  99.9%
B  0.050s  9013  98.5%
B  0.081s  8773  95.8%
B  0.111s  8422  92.0%
B  0.141s  7951  86.9%
B  0.171s  7380  80.6%
B  0.201s  6690  73.1%
B  0.232s  5893  64.4%
B  0.262s  4983  54.4%
B  0.292s  4052  44.3%
B  0.322s  3165  34.6%
B  0.352s  2393  26.1%
B  0.383s  1703  18.6%
B  0.413s  1163  12.7%
B  0.443s   711   7.8%
B  0.473s   365   4.0%
B  0.503s   138   1.5%
B  0.534s    15   0.2%
B  0.564s    -1   0.0%
A     0  0.0mm   15 N F R | B    -1 -0.0mm   15 N F R