STH Recent Preflight: 61214
Executing preflight for 61214 at Mon Jun 22 16:42:15 SAST 2026.
Log can be found in /atlas/obs/03/61214/preflight.dat.
Setting donefile '/atlas/obs/03/61214/preflight_complete.20260622144215.13534' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260622144215.13534.
Mon Jun 22 16:42:15 SAST 2026 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Mon Jun 22 16:42:15 SAST 2026 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-STH [1ddf58c0-8bb2-4057-85c6-2e3f1ec75472;1800]
Mon Jun 22 16:42:15 SAST 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw 3 ON redLED
Mon Jun 22 16:42:16 SAST 2026 [elapsed=1 sec] About to start STH preflight. Point your web browser at http://localhost:7354.
Mon Jun 22 16:42:16 SAST 2026 [elapsed=1 sec] auxcam is disabled.
Mon Jun 22 16:42:16 SAST 2026 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Mon Jun 22 16:42:16 SAST 2026 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1782139334
OK
Mon Jun 22 16:42:16 SAST 2026 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Mon Jun 22 16:42:16 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 Jun 22 16:42:18 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 Jun 22 16:42:18 SAST 2026 [elapsed=3 sec] QUEUE
0 observations queued.
Mon Jun 22 16:42:18 SAST 2026 [elapsed=3 sec] CLOCKS
admin: Mon Jun 22 14:42:18 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 331 1024 377 1.029 0.024 0.042
+metbox2.sth.atl .PPS. 1 u 850 1024 377 0.341 0.001 0.022
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
#zibbi.ngei.csir 155.232.19.7 2 u 712 1024 377 23.255 0.678 0.277
+ntp.as3741.net 210.182.58.253 2 u 677 1024 377 22.865 0.002 0.739
-ntp2.as3741.net 155.232.19.7 2 u 947 1024 377 7.258 -0.095 0.049
-ntp2.inx.net.za 210.182.58.253 2 u 559 1024 377 7.228 0.070 0.023
-ntp5.inx.net.za 183.3.52.101 2 u 415 1024 377 7.540 0.033 0.041
-102.222.156.151 196.21.187.2 2 u 1741 1024 376 23.621 -0.048 0.310
-102.222.103.99 80.72.67.48 3 u 101 1024 377 7.534 0.047 0.145
+139.84.231.68 ( 196.21.187.2 2 u 631 1024 377 22.842 -0.004 0.074
-ntp8.inx.net.za 196.21.187.2 2 u 1056 1024 377 16.841 0.019 0.073
Mon Jun 22 16:42:20 SAST 2026 [elapsed=5 sec] DISKS
200GB available in /atlas/obs...OK (6177GB)
200GB available in /atlas/red...OK (9194GB)
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 43% /
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 37G 57G 40% /
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 4.6T 8.8T 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/loop0 106M 106M 0 100% /snap/core/17284
proc2:/dev/loop1 106M 106M 0 100% /snap/core/17292
proc3:/dev/md0p1 15T 736G 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 Jun 22 16:42:20 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 Jun 22 16:42:20 SAST 2026 [elapsed=5 sec] Disabling mount tracking.
Mon Jun 22 16:42:20 SAST 2026 [elapsed=5 sec] SERVICES2
Mon Jun 22 16:42:20 SAST 2026 [elapsed=5 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Mon Jun 22 16:42:25 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= 932kB time=00:00:29.82 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
Mon Jun 22 16:45:40 SAST 2026 [elapsed=205 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: 150.91 -29.49, az/alt=324.77 +86.49 idle(e) IDLE
Mon Jun 22 16:46:30 SAST 2026 [elapsed=255 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Mon Jun 22 16:46:49 SAST 2026 [elapsed=274 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.9 IDLE
Mon Jun 22 16:46:49 SAST 2026 [elapsed=274 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (4 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-54.7C)
Checking CCD plane: Z0=+1679.00 DZDX=-879.00 DZDY=+1679.00
acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Mon Jun 22 16:46:49 SAST 2026 [elapsed=274 sec] WEATHER
status weather: C+ H+ 8.5C 98% 15/18kph@20 DP0.3C/1C/d IDLE
...OK
Mon Jun 22 16:46:50 SAST 2026 [elapsed=275 sec] MET
status...OK
met: c=Y o=N Ro3h Cx14h Wo4d Hx1d To4d Do3d wait CH IDLE
Mon Jun 22 16:46:51 SAST 2026 [elapsed=276 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Mon Jun 22 16:46:51 SAST 2026 [elapsed=276 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 179.83 -14.64, az/alt=59.91 +60.05 tracking(w) IDLE 0s
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 9 0.1%
A 0.051s 113 1.2%
A 0.081s 400 4.4%
A 0.111s 747 8.2%
A 0.142s 1207 13.2%
A 0.172s 1802 19.7%
A 0.202s 2490 27.2%
A 0.233s 3285 35.9%
A 0.263s 4191 45.8%
A 0.293s 5147 56.2%
A 0.324s 6018 65.7%
A 0.354s 6827 74.6%
A 0.384s 7477 81.7%
A 0.415s 8033 87.8%
A 0.445s 8491 92.8%
A 0.475s 8813 96.3%
A 0.505s 9034 98.7%
A 0.536s 9156 100.0%
B 0.020s 0 0.0%
B 0.050s 90 1.0%
B 0.081s 372 4.1%
B 0.111s 714 7.8%
B 0.141s 1179 12.9%
B 0.171s 1755 19.2%
B 0.202s 2440 26.7%
B 0.232s 3230 35.3%
B 0.262s 4136 45.2%
B 0.292s 5072 55.4%
B 0.322s 5965 65.2%
B 0.353s 6750 73.7%
B 0.383s 7416 81.0%
B 0.413s 7995 87.3%
B 0.443s 8430 92.1%
B 0.474s 8780 95.9%
B 0.504s 9018 98.5%
B 0.534s 9141 99.9%
B 0.564s 9162 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9149 99.9%
A 0.050s 9058 99.0%
A 0.081s 8763 95.7%
A 0.111s 8402 91.8%
A 0.141s 7952 86.9%
A 0.172s 7354 80.3%
A 0.202s 6668 72.8%
A 0.232s 5870 64.1%
A 0.263s 4953 54.1%
A 0.293s 4015 43.9%
A 0.323s 3139 34.3%
A 0.353s 2353 25.7%
A 0.384s 1686 18.4%
A 0.414s 1130 12.3%
A 0.444s 685 7.5%
A 0.474s 344 3.8%
A 0.505s 123 1.3%
A 0.535s 10 0.1%
A 0.565s -8 0.0%
B 0.020s 9145 99.9%
B 0.051s 9039 98.7%
B 0.081s 8784 96.0%
B 0.111s 8438 92.2%
B 0.141s 7975 87.1%
B 0.172s 7400 80.8%
B 0.202s 6718 73.4%
B 0.232s 5924 64.7%
B 0.262s 5015 54.8%
B 0.293s 4081 44.6%
B 0.323s 3190 34.8%
B 0.353s 2407 26.3%
B 0.384s 1733 18.9%
B 0.414s 1156 12.6%
B 0.444s 708 7.7%
B 0.474s 365 4.0%
B 0.505s 132 1.4%
B 0.535s 14 0.2%
B 0.565s -6 0.0%
A 1 0.0mm 15 N F R | B -5 -0.2mm 15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.536 seconds.
Shutter B opened to 100.0 percent in 0.564 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=1.06e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[2] foc=9224 IDLE
Mon Jun 22 16:47:27 SAST 2026 [elapsed=312 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:
122M Jun 22 16:47 /atlas/obs/03a/61214/03a61214e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Mon Jun 22 16:47:49 SAST 2026 [elapsed=334 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (0 seconds old)
OTA humidity level...OK (18%)
Dome humidity exists...OK
Dome humidity is current... OK
Mon Jun 22 16:47:49 SAST 2026 [elapsed=334 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61213.61654852|info|galildriver|using focus model: foc=9187+(4.30)*12.7+(-0.40)*60.2=9217.5
61213.61655353|info|galildriver|o 2 IN | cass: 3047994 15.24 mm b=23 move=NO | arm: 408745 475.85 mm b=03 move=OK | foc: 54004215 9224 um b=8f M [focus]
61213.61656367|info|galildriver|o 2 IN | cass: 3047992 15.24 mm b=23 move=NO | arm: 408745 475.85 mm b=03 move=OK | foc: 54004233 9224 um b=0f [cmd]
bestfocus for o...OK
Mon Jun 22 16:47:51 SAST 2026 [elapsed=336 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Mon Jun 22 16:48:17 SAST 2026 [elapsed=362 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 Jun 22 16:48:19 SAST 2026 [elapsed=364 sec] NOTICES: det_dzdx=-879 is outside range +-250 from -558; det_dzdy=1679 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 Jun 22 16:48:19 SAST 2026 [elapsed=364 sec] Happy observing!
Mon Jun 22 16:48:19 SAST 2026 [elapsed=364 sec] Preflight took 364 seconds to complete.
Mon Jun 22 16:48:19 SAST 2026 [elapsed=364 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
Preflight image
Shutter acutation data:
A 0.020s 3 0.0% A 0.050s 107 1.2% A 0.081s 375 4.1% A 0.111s 724 7.9% A 0.141s 1180 12.9% A 0.172s 1762 19.2% A 0.202s 2442 26.7% A 0.232s 3239 35.4% A 0.262s 4144 45.3% A 0.293s 5074 55.4% A 0.323s 5971 65.2% A 0.353s 6752 73.8% A 0.383s 7414 81.0% A 0.413s 7990 87.3% A 0.444s 8443 92.2% A 0.474s 8783 95.9% A 0.504s 9022 98.6% A 0.534s 9133 99.8% A 0.564s 9153 100.0% B 0.020s 2 0.0% B 0.050s 120 1.3% B 0.081s 389 4.2% B 0.111s 741 8.1% B 0.141s 1202 13.1% B 0.171s 1774 19.4% B 0.201s 2466 26.9% B 0.232s 3270 35.7% B 0.262s 4167 45.5% B 0.292s 5102 55.7% B 0.322s 5989 65.4% B 0.353s 6772 74.0% B 0.383s 7440 81.3% B 0.413s 8001 87.4% B 0.443s 8456 92.4% B 0.474s 8794 96.1% B 0.504s 9023 98.6% B 0.534s 9139 99.8% B 0.564s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9151 100.0% A 0.050s 9049 98.9% A 0.081s 8778 95.9% A 0.111s 8421 92.0% A 0.141s 7957 86.9% A 0.171s 7380 80.6% A 0.201s 6692 73.1% A 0.232s 5894 64.4% A 0.262s 4982 54.4% A 0.292s 4068 44.4% A 0.322s 3193 34.9% A 0.353s 2409 26.3% A 0.383s 1730 18.9% A 0.413s 1165 12.7% A 0.443s 706 7.7% A 0.474s 367 4.0% A 0.504s 131 1.4% A 0.534s 15 0.2% A 0.564s 1 0.0% B 0.020s 9145 99.9% B 0.050s 9026 98.6% B 0.081s 8781 95.9% B 0.111s 8436 92.2% B 0.141s 7970 87.1% B 0.171s 7400 80.8% B 0.202s 6715 73.4% B 0.232s 5922 64.7% B 0.262s 5010 54.7% B 0.292s 4084 44.6% B 0.323s 3193 34.9% B 0.353s 2417 26.4% B 0.383s 1723 18.8% B 0.414s 1161 12.7% B 0.444s 712 7.8% B 0.474s 365 4.0% B 0.504s 137 1.5% B 0.534s 17 0.2% B 0.565s 1 0.0% A 0 0.0mm 15 N F R | B 1 0.0mm 15 N F R