STH Recent Preflight: 61163

Executing preflight for 61163 at Sat May  2 16:59:53 SAST 2026.
Log can be found in /atlas/obs/03/61163/preflight.dat.
Setting donefile '/atlas/obs/03/61163/preflight_complete.20260502145953.11042' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260502145953.11042.
Sat May 2 16:59:53 SAST 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Sat May 2 16:59:53 SAST 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-STH [425a2349-a367-4b43-95d5-d90e061b177d;1800]
Sat May 2 16:59:53 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw  3  ON redLED
Sat May 2 16:59:54 SAST 2026 [elapsed=1 sec] About to start STH preflight.  Point your web browser at http://localhost:7354.
Sat May 2 16:59:55 SAST 2026 [elapsed=2 sec]   auxcam is disabled.
Sat May 2 16:59:55 SAST 2026 [elapsed=2 sec]   Skipping auxcam.
error: unknown module: vent
Sat May 2 16:59:55 SAST 2026 [elapsed=2 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1777733994
OK
Sat May 2 16:59:55 SAST 2026 [elapsed=2 sec] OPSEC
  AUTO mode:  ...OK
Sat May 2 16:59:55 SAST 2026 [elapsed=2 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 May 2 16:59:56 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

Sat May 2 16:59:57 SAST 2026 [elapsed=4 sec] QUEUE
  0 observations queued.

Sat May 2 16:59:57 SAST 2026 [elapsed=4 sec] CLOCKS
  admin:      Sat May  2 14:59:57 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  169 1024  377    0.997   -0.077   0.160
  *metbox2.sth.atl .PPS.            1 u  968 1024  377    0.301   -0.097   0.127
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -zibbi.ngei.csir 196.21.187.2     2 u  866 1024  377   24.236    0.154   0.268
  +ntp.as3741.net  146.64.58.41     2 u  497 1024  377   22.938   -0.116   0.122
  +ntp2.as3741.net 155.232.19.7     2 u  749 1024  377    7.170   -0.133   0.119
  +ntp2.inx.net.za 210.182.58.253   2 u  806 1024  377    7.368   -0.031   0.254
   102.222.100.153 196.21.187.2     2 u  74h 1024    0    7.937    0.836   0.000
  +ntp5.inx.net.za 183.3.52.101     2 u  520 1024  377    7.987   -0.076   0.165
  -flipping.cloudh 80.72.67.48      3 u  638 1024  377    8.134    0.089   0.143
   102.216.37.99 ( 210.182.58.253   2 u  89d 1024    0   73.586   -0.040   0.000
  -jnb.clearnet.pw 183.3.52.101     2 u  746 1024  377   22.746   -0.627   0.439

Sat May 2 17:00:00 SAST 2026 [elapsed=7 sec] DISKS
  200GB available in /atlas/obs...OK (6039GB)
  200GB available in /atlas/red...OK (9329GB)

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

  Filesystem                             Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p2                       11T   4.5T  5.8T   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   4.5T  8.9T   34%   /
  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   737G  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

Sat May 2 17:00:00 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

Sat May 2 17:00:00 SAST 2026 [elapsed=7 sec] Disabling mount tracking.
Sat May 2 17:00:00 SAST 2026 [elapsed=7 sec] SERVICES2

Sat May 2 17:00:00 SAST 2026 [elapsed=7 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Sat May 2 17:00:05 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=     910kB time=00:00:29.12 bitrate= 256.0kbits/s speed=1.46e+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 May 2 17:01:44 SAST 2026 [elapsed=111 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: 104.70 -29.49, az/alt=324.66 +86.49 idle(e) IDLE


Sat May 2 17:02:43 SAST 2026 [elapsed=170 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Sat May 2 17:03:04 SAST 2026 [elapsed=191 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=45.7 IDLE

Sat May 2 17:03:04 SAST 2026 [elapsed=191 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (8 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-54.8C)
  Checking CCD plane: Z0=+1717.00 DZDX=-891.00  DZDY=+2553.00
  acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE

Sat May 2 17:03:04 SAST 2026 [elapsed=191 sec] WEATHER
  status  weather: C 14.5C 62% 25/42kph@336 DP5.5C/-60C/d IDLE
...OK

Sat May 2 17:03:04 SAST 2026 [elapsed=191 sec] MET
  status...OK
  met: c=N o=Y Ro5d Co1d Wo5d Ho1d To35d Do20h  IDLE

Sat May 2 17:03:04 SAST 2026 [elapsed=191 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Sat May 2 17:03:06 SAST 2026 [elapsed=193 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          133.63 -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    -1   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     9   0.1%
A  0.051s   108   1.2%
A  0.081s   391   4.3%
A  0.111s   732   8.0%
A  0.142s  1191  13.0%
A  0.172s  1782  19.5%
A  0.202s  2466  26.9%
A  0.233s  3259  35.6%
A  0.263s  4164  45.5%
A  0.293s  5116  55.9%
A  0.324s  6016  65.7%
A  0.354s  6780  74.1%
A  0.384s  7441  81.3%
A  0.414s  7999  87.4%
A  0.445s  8478  92.6%
A  0.475s  8802  96.2%
A  0.505s  9020  98.5%
A  0.535s  9151 100.0%
B  0.020s     0   0.0%
B  0.050s    98   1.1%
B  0.081s   385   4.2%
B  0.111s   726   7.9%
B  0.141s  1197  13.1%
B  0.171s  1776  19.4%
B  0.202s  2467  26.9%
B  0.232s  3257  35.6%
B  0.262s  4165  45.5%
B  0.293s  5103  55.7%
B  0.323s  5993  65.5%
B  0.353s  6775  74.0%
B  0.384s  7435  81.2%
B  0.414s  8010  87.5%
B  0.444s  8454  92.4%
B  0.474s  8798  96.1%
B  0.505s  9029  98.6%
B  0.535s  9144  99.9%
B  0.565s  9161 100.0%
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  8414  91.9%
A  0.141s  7968  87.0%
A  0.171s  7373  80.5%
A  0.202s  6693  73.1%
A  0.232s  5896  64.4%
A  0.262s  4984  54.4%
A  0.293s  4045  44.2%
A  0.323s  3165  34.6%
A  0.353s  2379  26.0%
A  0.384s  1708  18.7%
A  0.414s  1146  12.5%
A  0.444s   686   7.5%
A  0.475s   345   3.8%
A  0.505s   123   1.3%
A  0.535s    10   0.1%
A  0.566s    -7   0.0%
B  0.020s  9146  99.9%
B  0.051s  9041  98.8%
B  0.081s  8783  95.9%
B  0.111s  8424  92.0%
B  0.141s  7958  86.9%
B  0.172s  7379  80.6%
B  0.202s  6718  73.4%
B  0.233s  5896  64.4%
B  0.263s  4985  54.5%
B  0.293s  4050  44.2%
B  0.323s  3164  34.6%
B  0.354s  2383  26.0%
B  0.384s  1713  18.7%
B  0.414s  1141  12.5%
B  0.445s   697   7.6%
B  0.475s   356   3.9%
B  0.505s   128   1.4%
B  0.536s    13   0.1%
B  0.566s    -4   0.0%
A     1  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 0.535 seconds.
Shutter B opened to 100.0 percent in 0.565 seconds.
Shutter A closed to 0.0 percent in 0.566 seconds.
Shutter B closed to 0.0 percent in 0.566 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size=     226kB time=00:00:07.23 bitrate= 256.1kbits/s speed=1.08e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[2] foc=9228 IDLE

Sat May 2 17:04:06 SAST 2026 [elapsed=253 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=0/0 spi=45.7 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    125M May 2 17:04 /atlas/obs/03a/61163/03a61163e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Sat May 2 17:04:28 SAST 2026 [elapsed=275 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (41 seconds old)
  OTA humidity level...OK (6%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Sat May 2 17:04:28 SAST 2026 [elapsed=275 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61162.62811369|info|galildriver|using focus model: foc=9187+(4.30)*16.3+(-0.40)*60.2=9233.0
61162.62811893|info|galildriver|o  2 IN  | cass:  3047170  15.24 mm b=23 move=NO       | arm:   408733 475.83 mm b=03 move=OK       | foc: 54005164  9229 um b=8f M     [focus]
61162.62812953|info|galildriver|o  2 IN  | cass:  3047170  15.24 mm b=23 move=NO       | arm:   408733 475.83 mm b=03 move=OK       | foc: 54005225  9229 um b=2f       [cmd]
bestfocus for o...OK


Sat May 2 17:04:31 SAST 2026 [elapsed=278 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Sat May 2 17:05:01 SAST 2026 [elapsed=308 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 May 2 17:05:02 SAST 2026 [elapsed=309 sec] NOTICES: det_dzdx=-891 is outside range +-250 from -558; det_dzdy=2553 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 May 2 17:05:02 SAST 2026 [elapsed=309 sec] Happy observing!
Sat May 2 17:05:02 SAST 2026 [elapsed=309 sec] Preflight took 309 seconds to complete.


Sat May 2 17:05:02 SAST 2026 [elapsed=309 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   108   1.2%
A  0.081s   385   4.2%
A  0.111s   736   8.0%
A  0.141s  1181  12.9%
A  0.172s  1782  19.5%
A  0.202s  2466  26.9%
A  0.232s  3238  35.4%
A  0.262s  4175  45.6%
A  0.293s  5074  55.4%
A  0.323s  5968  65.2%
A  0.353s  6754  73.8%
A  0.383s  7413  81.0%
A  0.413s  7989  87.3%
A  0.444s  8445  92.3%
A  0.474s  8783  95.9%
A  0.504s  9021  98.5%
A  0.534s  9136  99.8%
A  0.565s  9153 100.0%
B  0.020s     1   0.0%
B  0.050s   104   1.1%
B  0.081s   370   4.0%
B  0.111s   715   7.8%
B  0.141s  1184  12.9%
B  0.171s  1753  19.2%
B  0.202s  2442  26.7%
B  0.232s  3242  35.4%
B  0.262s  4136  45.2%
B  0.292s  5073  55.4%
B  0.323s  5959  65.1%
B  0.353s  6749  73.7%
B  0.383s  7421  81.1%
B  0.413s  7985  87.2%
B  0.443s  8443  92.2%
B  0.474s  8786  96.0%
B  0.504s  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  9043  98.8%
A  0.081s  8767  95.8%
A  0.111s  8408  91.9%
A  0.141s  7941  86.7%
A  0.172s  7359  80.4%
A  0.202s  6668  72.8%
A  0.232s  5894  64.4%
A  0.262s  4950  54.1%
A  0.292s  4009  43.8%
A  0.323s  3165  34.6%
A  0.353s  2387  26.1%
A  0.383s  1711  18.7%
A  0.413s  1148  12.5%
A  0.444s   693   7.6%
A  0.474s   358   3.9%
A  0.504s   126   1.4%
A  0.534s    13   0.1%
A  0.565s     1   0.0%
B  0.020s  9143  99.9%
B  0.050s  9017  98.5%
B  0.081s  8770  95.8%
B  0.111s  8420  92.0%
B  0.141s  7951  86.9%
B  0.171s  7378  80.6%
B  0.202s  6687  73.1%
B  0.232s  5890  64.3%
B  0.262s  4979  54.4%
B  0.292s  4054  44.3%
B  0.323s  3163  34.6%
B  0.353s  2392  26.1%
B  0.383s  1703  18.6%
B  0.413s  1147  12.5%
B  0.444s   699   7.6%
B  0.474s   356   3.9%
B  0.504s   132   1.4%
B  0.534s    13   0.1%
B  0.565s     0   0.0%
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R