STH Recent Preflight: 61302

Executing preflight for 61302 at Fri Sep 18 17:32:53 SAST 2026.
Log can be found in /atlas/obs/03/61302/preflight.dat.
Setting donefile '/atlas/obs/03/61302/preflight_complete.20260918153253.4726' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260918153253.4726.
Fri Sep 18 17:32:53 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Fri Sep 18 17:32:53 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [5f226fc0-1da5-4a6f-a299-2fad007e134d;1800]
Fri Sep 18 17:32:53 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Fri Sep 18 17:32:54 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Fri Sep 18 17:32:54 SAST 2026 [elapsed=1 sec]   auxcam is disabled.
Fri Sep 18 17:32:54 SAST 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Fri Sep 18 17:32:54 SAST 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1789745566
OK
Fri Sep 18 17:32:54 SAST 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Fri Sep 18 17:32:54 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

Fri Sep 18 17:32:56 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

Fri Sep 18 17:32:56 SAST 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Fri Sep 18 17:32:56 SAST 2026 [elapsed=3 sec] CLOCKS
  admin:      Fri Sep 18 15:32:56 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   79 1024  377    1.036    0.028   0.052
  *metbox2.sth.atl .PPS.            1 u  291 1024  377    0.302    0.030   0.050
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 155.232.19.6     2 u  170 1024  377   23.272    0.176   0.403
  -ntp.as3741.net  146.64.8.7       2 u  250 1024  377   22.886   -0.063   1.815
  +ntp2.as3741.net 155.232.19.6     2 u  595 1024  377    7.216    0.054   0.039
  -ntp2.inx.net.za 183.3.52.101     2 u  224 1024  377    7.247    0.004   0.238
  +ntp5.inx.net.za 210.182.58.253   2 u  112 1024  377    7.972   -0.071   0.133
  #102.222.156.151 129.134.26.123   2 u  737 1024  377   23.406   -0.872   0.416
  +ntp2.nog.net.za 80.72.67.48      3 u  491 1024  377    7.566    0.045   0.343
  -139.84.231.68 ( 196.21.187.2     2 u  372 1024  377   22.886    0.209   1.981
  +ntp8.inx.net.za 183.3.52.101     2 u  560 1024  377   16.474    0.086   0.675

Fri Sep 18 17:32:59 SAST 2026 [elapsed=6 sec] DISKS
  200GB available in /atlas/obs...OK (5531GB)
  200GB available in /atlas/red...OK (8673GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   5.0T  5.3T   49%   /
  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   5.1T  8.3T   39%   /
  proc1:/dev/loop0                       106M  106M  0      100%  /snap/core/17284
  proc1:/dev/loop1                       106M  106M  0      100%  /snap/core/17292
  proc2:/dev/md0p1                       15T   1.8T  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

Fri Sep 18 17:32:59 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

Fri Sep 18 17:32:59 SAST 2026 [elapsed=6 sec] Disabling mount tracking.
Fri Sep 18 17:32:59 SAST 2026 [elapsed=6 sec] SERVICES2

Fri Sep 18 17:32:59 SAST 2026 [elapsed=6 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Fri Sep 18 17:33:03 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=     918kB time=00:00:29.37 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
...WARN (webcam snap produced an empty file /tmp/azcheck1.jpg)
  parking...OK
  dome: AZ=90.00 CLOSED/CLOSED (0%) IDLE


Fri Sep 18 17:39:43 SAST 2026 [elapsed=410 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: 251.20 -29.49, az/alt=324.76 +86.49 idle(e) IDLE


Fri Sep 18 17:40:34 SAST 2026 [elapsed=461 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Fri Sep 18 17:40:53 SAST 2026 [elapsed=480 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=38.7 IDLE

Fri Sep 18 17:40:53 SAST 2026 [elapsed=480 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 (-55.5C)
  Checking CCD plane: Z0=+1640.00 DZDX=-886.00  DZDY=+823.00 
  acam: -56C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Fri Sep 18 17:40:53 SAST 2026 [elapsed=480 sec] WEATHER
  status  weather: C+ W H+ 5.6C 97% 36/57kph@145 DP0.2C/-12C/d IDLE
...OK

Fri Sep 18 17:40:54 SAST 2026 [elapsed=481 sec] MET
  status...OK
  met: c=Y o=N Ro7h Cx14h Ws1 Hx1d To92d Do5d  wait CWH IDLE

Fri Sep 18 17:40:54 SAST 2026 [elapsed=481 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Fri Sep 18 17:40:54 SAST 2026 [elapsed=481 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          280.12 -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     8   0.1%
A  0.051s   104   1.1%
A  0.081s   387   4.2%
A  0.111s   735   8.0%
A  0.141s  1189  13.0%
A  0.172s  1779  19.4%
A  0.202s  2466  26.9%
A  0.232s  3258  35.6%
A  0.263s  4162  45.5%
A  0.293s  5116  55.9%
A  0.323s  5990  65.4%
A  0.353s  6780  74.1%
A  0.384s  7439  81.3%
A  0.414s  8001  87.4%
A  0.445s  8466  92.5%
A  0.475s  8795  96.1%
A  0.505s  9022  98.6%
A  0.535s  9151 100.0%
B  0.020s     0   0.0%
B  0.050s    97   1.1%
B  0.081s   378   4.1%
B  0.111s   725   7.9%
B  0.141s  1195  13.1%
B  0.172s  1774  19.4%
B  0.202s  2464  26.9%
B  0.232s  3256  35.6%
B  0.262s  4165  45.5%
B  0.293s  5103  55.7%
B  0.323s  5990  65.4%
B  0.353s  6774  74.0%
B  0.383s  7437  81.2%
B  0.414s  8013  87.5%
B  0.444s  8456  92.4%
B  0.474s  8799  96.1%
B  0.504s  9033  98.7%
B  0.535s  9147  99.9%
sleeping 3 sec between shutter moves...
A  0.020s  9149  99.9%
A  0.051s  9060  99.0%
A  0.081s  8764  95.7%
A  0.111s  8402  91.8%
A  0.141s  7953  86.9%
A  0.172s  7355  80.3%
A  0.202s  6670  72.9%
A  0.232s  5869  64.1%
A  0.263s  4952  54.1%
A  0.293s  4017  43.9%
A  0.323s  3137  34.3%
A  0.354s  2351  25.7%
A  0.384s  1688  18.4%
A  0.414s  1130  12.3%
A  0.446s   683   7.5%
A  0.482s   310   3.4%
A  0.514s    83   0.9%
A  0.550s    -6   0.0%
B  0.020s  9145  99.9%
B  0.050s  9036  98.7%
B  0.081s  8776  95.9%
B  0.111s  8426  92.0%
B  0.141s  7959  86.9%
B  0.172s  7380  80.6%
B  0.202s  6696  73.1%
B  0.232s  5899  64.4%
B  0.262s  4956  54.1%
B  0.293s  4021  43.9%
B  0.323s  3136  34.3%
B  0.353s  2360  25.8%
B  0.384s  1691  18.5%
B  0.414s  1123  12.3%
B  0.444s   683   7.5%
B  0.475s   345   3.8%
B  0.505s   119   1.3%
B  0.535s     9   0.1%
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 0.550 seconds.
Shutter B closed to 0.1 percent in 0.535 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size=     224kB time=00:00:07.16 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=9201 IDLE

Fri Sep 18 17:41:30 SAST 2026 [elapsed=517 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=38.7 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    122M Sep 18 17:41 /atlas/obs/03a/61302/03a61302e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Fri Sep 18 17:41:52 SAST 2026 [elapsed=539 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (62 seconds old)
  OTA humidity level...OK (5%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Fri Sep 18 17:41:52 SAST 2026 [elapsed=539 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61301.65408565|info|galildriver|using focus model: foc=9187+(4.30)*9.4+(-0.40)*60.1=9203.4
61301.65409031|info|galildriver|o  2 IN  | cass:  3042713  15.21 mm b=23 move=NO       | arm:   409734 477.00 mm b=23 move=OK       | foc: 53999745  9202 um b=0f       [cmd]
bestfocus for o...OK


Fri Sep 18 17:41:54 SAST 2026 [elapsed=541 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Fri Sep 18 17:42:20 SAST 2026 [elapsed=567 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
Fri Sep 18 17:42:21 SAST 2026 [elapsed=568 sec] NOTICES: det_dzdx=-886 is outside range +-250 from -558; det_dzdy=823 is outside range +-250 from -1915; 

Fri Sep 18 17:42:21 SAST 2026 [elapsed=568 sec] WARNINGS: webcam snap produced an empty file /tmp/azcheck1.jpg;


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

Fri Sep 18 17:42:21 SAST 2026 [elapsed=568 sec] Happy observing!
Fri Sep 18 17:42:21 SAST 2026 [elapsed=568 sec] Preflight took 568 seconds to complete.


Fri Sep 18 17:42:21 SAST 2026 [elapsed=568 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   113   1.2%
A  0.081s   384   4.2%
A  0.111s   736   8.0%
A  0.141s  1197  13.1%
A  0.171s  1782  19.5%
A  0.202s  2466  26.9%
A  0.232s  3267  35.7%
A  0.262s  4173  45.6%
A  0.292s  5104  55.8%
A  0.322s  5998  65.5%
A  0.353s  6774  74.0%
A  0.383s  7433  81.2%
A  0.413s  7987  87.3%
A  0.443s  8446  92.3%
A  0.473s  8785  96.0%
A  0.504s  9022  98.6%
A  0.534s  9137  99.8%
A  0.564s  9154 100.0%
B  0.020s     1   0.0%
B  0.050s   107   1.2%
B  0.080s   369   4.0%
B  0.111s   715   7.8%
B  0.141s  1185  12.9%
B  0.171s  1752  19.1%
B  0.201s  2442  26.7%
B  0.232s  3242  35.4%
B  0.262s  4137  45.2%
B  0.292s  5072  55.4%
B  0.322s  5932  64.8%
B  0.352s  6727  73.5%
B  0.382s  7400  80.8%
B  0.413s  7969  87.1%
B  0.443s  8430  92.1%
B  0.473s  8777  95.9%
B  0.503s  9011  98.4%
B  0.534s  9135  99.8%
B  0.564s  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  7959  86.9%
A  0.171s  7381  80.6%
A  0.202s  6692  73.1%
A  0.232s  5895  64.4%
A  0.262s  4981  54.4%
A  0.292s  4038  44.1%
A  0.323s  3166  34.6%
A  0.353s  2386  26.1%
A  0.383s  1711  18.7%
A  0.413s  1146  12.5%
A  0.444s   692   7.6%
A  0.474s   358   3.9%
A  0.504s   124   1.4%
A  0.534s    13   0.1%
A  0.565s     1   0.0%
B  0.020s  9145  99.9%
B  0.050s  9022  98.6%
B  0.081s  8775  95.9%
B  0.111s  8423  92.0%
B  0.141s  7955  86.9%
B  0.171s  7381  80.6%
B  0.202s  6691  73.1%
B  0.232s  5921  64.7%
B  0.262s  4984  54.4%
B  0.292s  4087  44.6%
B  0.322s  3193  34.9%
B  0.353s  2417  26.4%
B  0.383s  1722  18.8%
B  0.413s  1164  12.7%
B  0.443s   712   7.8%
B  0.473s   366   4.0%
B  0.504s   139   1.5%
B  0.534s    16   0.2%
B  0.564s     1   0.0%
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R