STH Recent Preflight: 60964
Executing preflight for 60964 at Wed Oct 15 17:51:28 SAST 2025.
Log can be found in /atlas/obs/03/60964/preflight.dat.
Setting donefile '/atlas/obs/03/60964/preflight_complete.20251015155128.22568' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20251015155128.22568.
Wed Oct 15 17:51:28 SAST 2025 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Wed Oct 15 17:51:28 SAST 2025 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-STH [12094aaa-1d96-4c4e-8ec8-9add20ba9574;1800]
Wed Oct 15 17:51:28 SAST 2025 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw 3 ON redLED
Wed Oct 15 17:51:29 SAST 2025 [elapsed=1 sec] About to start STH preflight. Point your web browser at http://localhost:7354.
Wed Oct 15 17:51:29 SAST 2025 [elapsed=1 sec] auxcam is disabled.
Wed Oct 15 17:51:29 SAST 2025 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Wed Oct 15 17:51:29 SAST 2025 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1760543482
OK
Wed Oct 15 17:51:29 SAST 2025 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Wed Oct 15 17:51:29 SAST 2025 [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
Wed Oct 15 17:51:31 SAST 2025 [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
Wed Oct 15 17:51:31 SAST 2025 [elapsed=3 sec] QUEUE
0 observations queued.
Wed Oct 15 17:51:31 SAST 2025 [elapsed=3 sec] CLOCKS
admin: Wed Oct 15 15:51:31 UTC 2025
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 679 1024 377 1.059 0.116 0.051
+metbox2.sth.atl .PPS. 1 u 898 1024 377 0.319 0.104 0.041
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-zibbi.ngei.csir 155.232.19.7 2 u 537 1024 377 24.434 -0.219 0.393
+ntp.as3741.net 146.64.8.7 2 u 376 1024 377 22.920 0.122 0.086
-ntp2.as3741.net 155.232.19.7 2 u 998 1024 377 7.441 -0.062 0.137
-ntp2.inx.net.za 183.3.52.101 2 u 360 1024 377 7.193 0.054 0.107
#102.222.100.153 155.232.19.6 2 u 410 1024 377 7.974 0.404 0.330
-za-jnb-rs01b.dp 183.3.52.101 2 u 1030 1024 377 23.051 0.035 0.305
-tick.sanren.ac. .TC. 1 u 898 1024 377 24.381 0.163 0.044
-ntp.urbanwave.c 155.232.19.7 2 u 496 1024 377 22.704 0.437 0.142
-ntp4.inx.net.za 183.3.52.101 2 u 868 1024 377 22.992 0.024 0.201
Wed Oct 15 17:51:34 SAST 2025 [elapsed=6 sec] DISKS
200GB available in /atlas/obs...OK (5866GB)
200GB available in /atlas/red...OK (8355GB)
Checking disks on admin ... archon ... tcs ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p2 11T 4.7T 5.6T 46% /
admin:/dev/loop0 105M 105M 0 100% /snap/core/17212
admin:/dev/loop1 105M 105M 0 100% /snap/core/17247
archon:/dev/sda2 117G 21G 91G 19% /
archon:/dev/sda1 511M 6.6M 505M 2% /boot/efi
archon:/dev/loop1 105M 105M 0 100% /snap/core/17212
archon:/dev/loop0 105M 105M 0 100% /snap/core/17247
tcs:/dev/mapper/ubuntu--vg-ubuntu--lv 98G 34G 60G 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 5.4T 8.0T 41% /
proc1:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc1:/dev/loop1 105M 105M 0 100% /snap/core/17247
proc2:/dev/md0p1 15T 1.7T 12T 13% /
proc2:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc2:/dev/loop0 105M 105M 0 100% /snap/core/17247
proc3:/dev/md0p1 15T 731G 13T 6% /
proc3:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc3:/dev/loop1 105M 105M 0 100% /snap/core/17247
proc4:/dev/md0p1 15T 1.1T 13T 8% /
proc4:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc4:/dev/loop1 105M 105M 0 100% /snap/core/17247
Wed Oct 15 17:51:34 SAST 2025 [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
Wed Oct 15 17:51:34 SAST 2025 [elapsed=6 sec] Disabling mount tracking.
Wed Oct 15 17:51:34 SAST 2025 [elapsed=6 sec] SERVICES2
Wed Oct 15 17:51:34 SAST 2025 [elapsed=6 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Wed Oct 15 17:51:38 SAST 2025 [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= 920kB time=00:00:29.44 bitrate= 256.0kbits/s speed=1.53e+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
Wed Oct 15 17:54:58 SAST 2025 [elapsed=210 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: 281.90 -29.49, az/alt=324.70 +86.49 idle(e) IDLE
Wed Oct 15 17:55:56 SAST 2025 [elapsed=268 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Wed Oct 15 17:56:17 SAST 2025 [elapsed=289 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.9 IDLE
Wed Oct 15 17:56:17 SAST 2025 [elapsed=289 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (9 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-54.7C)
Checking CCD plane: Z0=+1732.00 DZDX=-892.00 DZDY=+2898.00
acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Wed Oct 15 17:56:17 SAST 2025 [elapsed=289 sec] WEATHER
status weather: W 14.2C 20% 30/44kph@283 DP20.3C/-59C/d IDLE
...OK
Wed Oct 15 17:56:17 SAST 2025 [elapsed=289 sec] MET
status...OK
met: c=N o=Y Ro23d Co1d Wo8d Ho9h To95d Do1d IDLE
Wed Oct 15 17:56:17 SAST 2025 [elapsed=289 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Wed Oct 15 17:56:19 SAST 2025 [elapsed=291 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 310.82 -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 -2 0.0%
A 2 0.1mm 15 N F R | B -1 -0.0mm 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 7 0.1%
A 0.050s 108 1.2%
A 0.081s 393 4.3%
A 0.111s 733 8.0%
A 0.141s 1190 13.0%
A 0.172s 1781 19.5%
A 0.202s 2465 26.9%
A 0.232s 3260 35.6%
A 0.262s 4163 45.5%
A 0.293s 5115 55.9%
A 0.323s 5991 65.4%
A 0.353s 6756 73.8%
A 0.383s 7438 81.3%
A 0.414s 8001 87.4%
A 0.444s 8454 92.4%
A 0.474s 8781 95.9%
A 0.504s 9015 98.5%
A 0.534s 9150 100.0%
B 0.020s 2 0.0%
B 0.051s 106 1.2%
B 0.081s 393 4.3%
B 0.111s 740 8.1%
B 0.141s 1215 13.3%
B 0.171s 1797 19.6%
B 0.202s 2489 27.2%
B 0.232s 3259 35.6%
B 0.262s 4168 45.5%
B 0.292s 5104 55.8%
B 0.323s 5993 65.5%
B 0.353s 6773 74.0%
B 0.383s 7436 81.2%
B 0.413s 8008 87.5%
B 0.444s 8456 92.4%
B 0.474s 8798 96.1%
B 0.504s 9027 98.6%
B 0.534s 9144 99.9%
B 0.565s 9160 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9150 100.0%
A 0.050s 9063 99.0%
A 0.081s 8760 95.7%
A 0.111s 8416 91.9%
A 0.141s 7951 86.9%
A 0.172s 7350 80.3%
A 0.202s 6693 73.1%
A 0.232s 5868 64.1%
A 0.262s 4981 54.4%
A 0.293s 4045 44.2%
A 0.323s 3165 34.6%
A 0.353s 2376 26.0%
A 0.383s 1711 18.7%
A 0.414s 1147 12.5%
A 0.444s 696 7.6%
A 0.474s 346 3.8%
A 0.505s 129 1.4%
A 0.535s 13 0.1%
A 0.565s -6 0.0%
B 0.020s 9145 99.9%
B 0.050s 9026 98.6%
B 0.081s 8763 95.7%
B 0.111s 8411 91.9%
B 0.141s 7941 86.7%
B 0.171s 7358 80.4%
B 0.202s 6668 72.8%
B 0.232s 5870 64.1%
B 0.262s 4954 54.1%
B 0.293s 4021 43.9%
B 0.323s 3138 34.3%
B 0.353s 2362 25.8%
B 0.383s 1692 18.5%
B 0.414s 1124 12.3%
B 0.444s 684 7.5%
B 0.474s 346 3.8%
B 0.504s 122 1.3%
B 0.535s 10 0.1%
B 0.565s -6 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 100.0 percent in 0.534 seconds.
Shutter B opened to 100.0 percent in 0.565 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=1.07e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=c[1] foc=9235 IDLE
Wed Oct 15 17:56:57 SAST 2025 [elapsed=329 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 Oct 15 17:57 /atlas/obs/03a/60964/03a60964e0001c.arch.fz
AUXCAM: Skipping (noauxcam=1).
Wed Oct 15 17:57:19 SAST 2025 [elapsed=351 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (83 seconds old)
OTA humidity level...OK (6%)
Dome humidity exists...OK
Dome humidity is current... OK
Wed Oct 15 17:57:19 SAST 2025 [elapsed=351 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
60963.66481402|info|galildriver|using focus model: foc=9187+(4.30)*16.9+(-0.40)*60.2=9235.6
60963.66481892|info|galildriver|c 1 IN | cass: 17836 0.09 mm b=23 move=NO | arm: 408734 475.83 mm b=03 move=OK | foc: 54006527 9236 um b=2f [cmd]
bestfocus for c...OK
Wed Oct 15 17:57:21 SAST 2025 [elapsed=353 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Wed Oct 15 17:57:50 SAST 2025 [elapsed=382 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
Wed Oct 15 17:57:51 SAST 2025 [elapsed=383 sec] NOTICES: det_dzdx=-892 is outside range +-250 from -558; det_dzdy=2898 is outside range +-250 from -1915;
Preflight completed successfully. See
http://tinyurl.com/sthpreflight
--
Please reduce summit bandwidth by turning off your webcam viewer.
Wed Oct 15 17:57:51 SAST 2025 [elapsed=383 sec] Happy observing!
Wed Oct 15 17:57:51 SAST 2025 [elapsed=383 sec] Preflight took 383 seconds to complete.
Wed Oct 15 17:57:51 SAST 2025 [elapsed=383 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 5 0.1% A 0.050s 123 1.3% A 0.081s 393 4.3% A 0.111s 744 8.1% A 0.141s 1214 13.3% A 0.171s 1802 19.7% A 0.202s 2490 27.2% A 0.232s 3293 36.0% A 0.262s 4206 45.9% A 0.292s 5136 56.1% A 0.322s 6018 65.7% A 0.353s 6802 74.3% A 0.383s 7432 81.2% A 0.413s 8008 87.5% A 0.443s 8458 92.4% A 0.473s 8788 96.0% A 0.504s 9028 98.6% A 0.534s 9140 99.8% A 0.564s 9152 100.0% B 0.020s 0 0.0% B 0.050s 113 1.2% B 0.081s 379 4.1% B 0.111s 727 7.9% B 0.141s 1203 13.1% B 0.172s 1772 19.4% B 0.202s 2464 26.9% B 0.232s 3268 35.7% B 0.262s 4168 45.5% B 0.292s 5102 55.7% B 0.323s 5987 65.4% B 0.353s 6771 74.0% B 0.383s 7441 81.3% B 0.413s 8001 87.4% B 0.444s 8456 92.4% B 0.474s 8796 96.1% B 0.504s 9023 98.6% B 0.534s 9139 99.8% B 0.565s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9154 100.0% A 0.050s 9050 98.9% A 0.081s 8781 95.9% A 0.111s 8428 92.1% A 0.141s 7965 87.0% A 0.172s 7383 80.7% A 0.202s 6692 73.1% A 0.232s 5902 64.5% A 0.262s 4981 54.4% A 0.292s 4043 44.2% A 0.323s 3171 34.6% A 0.353s 2380 26.0% A 0.383s 1714 18.7% A 0.413s 1146 12.5% A 0.444s 692 7.6% A 0.474s 360 3.9% A 0.504s 125 1.4% A 0.535s 15 0.2% A 0.565s 3 0.0% B 0.020s 9144 99.9% B 0.050s 9014 98.5% B 0.081s 8770 95.8% B 0.111s 8421 92.0% B 0.141s 7951 86.9% B 0.171s 7377 80.6% B 0.202s 6686 73.0% B 0.232s 5891 64.4% B 0.262s 4981 54.4% B 0.293s 4054 44.3% B 0.323s 3162 34.5% B 0.353s 2390 26.1% B 0.383s 1706 18.6% B 0.413s 1146 12.5% B 0.444s 700 7.6% B 0.474s 357 3.9% B 0.504s 132 1.4% B 0.534s 16 0.2% B 0.565s 0 0.0% A -1 -0.0mm 15 N F R | B 1 0.0mm 15 N F R