STH Recent Preflight: 61158

Executing preflight for 61158 at Mon Apr 27 17:04:39 SAST 2026.
Log can be found in /atlas/obs/03/61158/preflight.dat.
Setting donefile '/atlas/obs/03/61158/preflight_complete.20260427150439.11042' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260427150439.11042.
Mon Apr 27 17:04:39 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Mon Apr 27 17:04:39 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [438966ce-6059-44c3-82d3-bb6700f85621;1800]
Mon Apr 27 17:04:39 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Mon Apr 27 17:04:40 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Mon Apr 27 17:04:40 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Mon Apr 27 17:04:40 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Mon Apr 27 17:04:40 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1777302270
OK
Mon Apr 27 17:04:40 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Mon Apr 27 17:04:40 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 Apr 27 17:04:41 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

Mon Apr 27 17:04:42 SAST 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Mon Apr 27 17:04:42 SAST 2026 [elapsed=3 sec] CLOCKS
  admin:      Mon Apr 27 15:04:42 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  983 1024  377    0.983    0.233   0.088
  *metbox2.sth.atl .PPS.            1 u  565 1024  377    0.304    0.185   0.048
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 155.232.19.8     2 u  702 1024  377   24.179    0.886   0.259
  +ntp.as3741.net  146.64.58.41     2 u  837 1024  377   22.842    0.143   0.362
  -ntp2.as3741.net 155.232.19.7     2 u  662 1024  377    7.226    0.491   0.100
  -ntp2.inx.net.za 210.182.58.253   2 u  246 1024  377    7.287    0.734   0.079
  -102.222.100.153 155.232.19.6     2 u  197 1024  377    7.864    0.683   0.295
  -ntp5.inx.net.za 102.176.229.251  2 u  636 1024  377    7.965    0.663   0.057
  -flipping.cloudh 80.72.67.48      3 u  546 1024  377    8.074    0.374   0.067
   102.216.37.99 ( 210.182.58.253   2 u  84d 1024    0   73.586   -0.040   0.000
  -jnb.clearnet.pw 183.3.52.101     2 u  298 1024  377   23.452    0.142   0.600

Mon Apr 27 17:04:44 SAST 2026 [elapsed=5 sec] DISKS
  200GB available in /atlas/obs...OK (6102GB)
  200GB available in /atlas/red...OK (9117GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   4.4T  5.9T   44%   /
  admin:/dev/loop2                       106M  106M  0      100%  /snap/core/17284
  admin:/dev/loop0                       106M  106M  0      100%  /snap/core/17292
  archon:/dev/sda2                       117G  21G   91G    19%   /
  archon:/dev/sda1                       511M  6.6M  505M   2%    /boot/efi
  archon:/dev/loop1                      106M  106M  0      100%  /snap/core/17284
  archon:/dev/loop0                      106M  106M  0      100%  /snap/core/17292
  tcs:/dev/mapper/ubuntu--vg-ubuntu--lv  98G   35G   59G    37%   /
  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   4.7T  8.7T   35%   /
  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/loop1                       106M  106M  0      100%  /snap/core/17284
  proc2:/dev/loop0                       106M  106M  0      100%  /snap/core/17292
  proc3:/dev/md0p1                       15T   736G  13T    6%    /
  proc3:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc3:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  proc4:/dev/md0p1                       15T   1.1T  13T    8%    /
  proc4:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc4:/dev/loop1                       106M  106M  0      100%  /snap/core/17292

Mon Apr 27 17:04:44 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

Mon Apr 27 17:04:44 SAST 2026 [elapsed=5 sec] Disabling mount tracking.
Mon Apr 27 17:04:45 SAST 2026 [elapsed=6 sec] SERVICES2

Mon Apr 27 17:04:45 SAST 2026 [elapsed=6 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Mon Apr 27 17:04:49 SAST 2026 [elapsed=10 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=     914kB time=00:00:29.24 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


Mon Apr 27 17:08:05 SAST 2026 [elapsed=206 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: 101.36 -29.49, az/alt=324.66 +86.49 idle(e) IDLE


Mon Apr 27 17:09:04 SAST 2026 [elapsed=265 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Mon Apr 27 17:09:25 SAST 2026 [elapsed=286 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=46.7 IDLE

Mon Apr 27 17:09:26 SAST 2026 [elapsed=287 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 (-55.4C)
  Checking CCD plane: Z0=+1663.00 DZDX=-881.00  DZDY=+1286.00
  acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Mon Apr 27 17:09:26 SAST 2026 [elapsed=287 sec] WEATHER
  status  weather: clear 3.7C 66% 20/26kph@288 DP4.5C/-37C/d IDLE
...OK

Mon Apr 27 17:09:26 SAST 2026 [elapsed=287 sec] MET
  status...OK
  met: c=N o=Y Ro13h Co34 Wo11h Ho5h To30d Do1d  IDLE

Mon Apr 27 17:09:26 SAST 2026 [elapsed=287 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Mon Apr 27 17:09:34 SAST 2026 [elapsed=295 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          130.29 -14.63, az/alt=59.89 +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    10   0.1%
A  0.051s   107   1.2%
A  0.081s   398   4.3%
A  0.111s   745   8.1%
A  0.141s  1189  13.0%
A  0.172s  1779  19.4%
A  0.202s  2467  26.9%
A  0.233s  3260  35.6%
A  0.277s  4348  47.5%
A  0.309s  5548  60.6%
A  0.352s  6660  72.8%
A  0.388s  7456  81.5%
A  0.421s  8119  88.7%
A  0.457s  8628  94.3%
A  0.488s  8907  97.3%
A  0.519s  9100  99.4%
A  0.556s  9168 100.0%
B  0.021s     4   0.0%
B  0.060s   168   1.8%
B  0.090s   514   5.6%
B  0.121s   906   9.9%
B  0.151s  1426  15.6%
B  0.181s  2050  22.4%
B  0.211s  2786  30.4%
B  0.242s  3623  39.6%
B  0.272s  4568  49.9%
B  0.302s  5479  59.9%
B  0.332s  6338  69.2%
B  0.363s  7061  77.1%
B  0.393s  7689  84.0%
B  0.423s  8213  89.7%
B  0.453s  8612  94.1%
B  0.484s  8911  97.3%
B  0.514s  9093  99.3%
B  0.544s  9163 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9150 100.0%
A  0.050s  9065  99.0%
A  0.081s  8776  95.9%
A  0.111s  8416  91.9%
A  0.141s  7968  87.0%
A  0.171s  7375  80.6%
A  0.202s  6694  73.1%
A  0.232s  5895  64.4%
A  0.262s  4983  54.4%
A  0.292s  4047  44.2%
A  0.323s  3165  34.6%
A  0.353s  2376  26.0%
A  0.383s  1708  18.7%
A  0.413s  1162  12.7%
A  0.444s   710   7.8%
A  0.474s   355   3.9%
A  0.504s   127   1.4%
A  0.534s    12   0.1%
A  0.565s    -9   0.0%
B  0.020s  9146  99.9%
B  0.051s  9036  98.7%
B  0.081s  8776  95.9%
B  0.111s  8426  92.0%
B  0.141s  7959  86.9%
B  0.172s  7381  80.6%
B  0.202s  6695  73.1%
B  0.232s  5896  64.4%
B  0.262s  4986  54.5%
B  0.293s  4049  44.2%
B  0.323s  3164  34.6%
B  0.353s  2384  26.0%
B  0.384s  1712  18.7%
B  0.414s  1140  12.5%
B  0.444s   695   7.6%
B  0.475s   354   3.9%
B  0.505s   126   1.4%
B  0.535s    11   0.1%
B  0.565s    -7   0.0%
A     0  0.0mm   15 N F R | B    -6 -0.2mm   15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.556 seconds.
Shutter B opened to 100.0 percent in 0.544 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=1.14e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[2] foc=9203 IDLE

Mon Apr 27 17:10:31 SAST 2026 [elapsed=352 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=46.7 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    125M Apr 27 17:10 /atlas/obs/03a/61158/03a61158e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Mon Apr 27 17:10:53 SAST 2026 [elapsed=374 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (66 seconds old)
  OTA humidity level...OK (6%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Mon Apr 27 17:10:53 SAST 2026 [elapsed=374 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61157.63256977|info|galildriver|using focus model: foc=9187+(4.30)*10.5+(-0.40)*60.2=9208.1
61157.63257502|info|galildriver|o  2 IN  | cass:  3051029  15.26 mm b=23 move=NO       | arm:   408733 475.83 mm b=03 move=OK       | foc: 54000184  9204 um b=8f M     [focus]
61157.63258562|info|galildriver|o  2 IN  | cass:  3051029  15.26 mm b=23 move=NO       | arm:   408733 475.83 mm b=03 move=OK       | foc: 54000251  9204 um b=2f       [cmd]
bestfocus for o...OK


Mon Apr 27 17:10:56 SAST 2026 [elapsed=377 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Mon Apr 27 17:11:26 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 Apr 27 17:11:27 SAST 2026 [elapsed=408 sec] NOTICES: det_dzdx=-881 is outside range +-250 from -558; det_dzdy=1286 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 Apr 27 17:11:27 SAST 2026 [elapsed=408 sec] Happy observing!
Mon Apr 27 17:11:27 SAST 2026 [elapsed=408 sec] Preflight took 408 seconds to complete.


Mon Apr 27 17:11:27 SAST 2026 [elapsed=408 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  0.051s   115   1.3%
A  0.081s   385   4.2%
A  0.111s   737   8.1%
A  0.141s  1198  13.1%
A  0.171s  1781  19.5%
A  0.202s  2465  26.9%
A  0.232s  3267  35.7%
A  0.262s  4174  45.6%
A  0.292s  5103  55.7%
A  0.323s  5996  65.5%
A  0.353s  6776  74.0%
A  0.383s  7432  81.2%
A  0.413s  8006  87.5%
A  0.444s  8458  92.4%
A  0.474s  8792  96.0%
A  0.504s  9028  98.6%
A  0.534s  9138  99.8%
A  0.565s  9153 100.0%
B  0.020s     1   0.0%
B  0.050s   109   1.2%
B  0.081s   377   4.1%
B  0.111s   728   8.0%
B  0.141s  1203  13.1%
B  0.172s  1772  19.4%
B  0.202s  2465  26.9%
B  0.232s  3266  35.7%
B  0.262s  4166  45.5%
B  0.292s  5103  55.7%
B  0.323s  5987  65.4%
B  0.353s  6772  74.0%
B  0.383s  7439  81.3%
B  0.413s  8001  87.4%
B  0.444s  8456  92.4%
B  0.474s  8797  96.1%
B  0.504s  9023  98.6%
B  0.534s  9140  99.8%
B  0.565s  9157 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9151 100.0%
A  0.050s  9050  98.9%
A  0.081s  8777  95.9%
A  0.111s  8421  92.0%
A  0.141s  7958  86.9%
A  0.171s  7380  80.6%
A  0.202s  6691  73.1%
A  0.232s  5895  64.4%
A  0.262s  4982  54.4%
A  0.292s  4069  44.5%
A  0.322s  3192  34.9%
A  0.353s  2411  26.3%
A  0.383s  1730  18.9%
A  0.413s  1163  12.7%
A  0.443s   707   7.7%
A  0.474s   367   4.0%
A  0.504s   131   1.4%
A  0.534s    16   0.2%
A  0.564s     1   0.0%
B  0.020s  9145  99.9%
B  0.050s  9023  98.6%
B  0.081s  8780  95.9%
B  0.111s  8433  92.1%
B  0.141s  7967  87.0%
B  0.171s  7396  80.8%
B  0.201s  6712  73.3%
B  0.232s  5920  64.7%
B  0.262s  5011  54.7%
B  0.292s  4080  44.6%
B  0.322s  3191  34.9%
B  0.353s  2414  26.4%
B  0.383s  1726  18.9%
B  0.413s  1163  12.7%
B  0.443s   712   7.8%
B  0.473s   364   4.0%
B  0.504s   144   1.6%
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