STH Recent Preflight: 61007
Executing preflight for 61007 at Thu Nov 27 18:28:52 SAST 2025.
Log can be found in /atlas/obs/03/61007/preflight.dat.
Setting donefile '/atlas/obs/03/61007/preflight_complete.20251127162852.2034' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20251127162852.2034.
Thu Nov 27 18:28:52 SAST 2025 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Thu Nov 27 18:28:52 SAST 2025 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-STH [eff8a088-dd53-4b38-af61-6c8aa566b5f9;1800]
Thu Nov 27 18:28:52 SAST 2025 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw 3 ON redLED
Thu Nov 27 18:28:53 SAST 2025 [elapsed=1 sec] About to start STH preflight. Point your web browser at http://localhost:7354.
Thu Nov 27 18:28:53 SAST 2025 [elapsed=1 sec] auxcam is disabled.
Thu Nov 27 18:28:53 SAST 2025 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Thu Nov 27 18:28:53 SAST 2025 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1764260931
OK
Thu Nov 27 18:28:53 SAST 2025 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Thu Nov 27 18:28:53 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
Thu Nov 27 18:28:55 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
Thu Nov 27 18:28:55 SAST 2025 [elapsed=3 sec] QUEUE
0 observations queued.
Thu Nov 27 18:28:55 SAST 2025 [elapsed=3 sec] CLOCKS
admin: Thu Nov 27 16:28:55 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 600 1024 377 1.006 -0.013 0.029
*metbox2.sth.atl .PPS. 1 u 956 1024 377 0.245 -0.013 0.023
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-zibbi.ngei.csir 155.232.19.8 2 u 518 1024 377 24.350 0.063 0.441
-ntp.as3741.net 146.64.8.7 2 u 872 1024 377 22.895 -0.117 0.084
-ntp2.as3741.net 146.64.8.7 2 u 787 1024 377 7.308 -0.006 0.041
+ntp2.inx.net.za 183.3.52.101 2 u 945 1024 377 7.273 -0.004 0.034
-102.222.100.153 155.232.19.7 2 u 456 1024 377 7.817 -1.973 1.383
-za-jnb-rs01b.dp 183.3.52.101 2 u 232 1024 377 24.780 1.127 0.645
+tick.sanren.ac. .TC. 1 u 789 1024 377 24.297 0.047 0.038
#ntp.urbanwave.c 155.232.19.6 2 u 472 1024 377 22.722 -3.931 3.934
-ntp4.inx.net.za 196.21.187.2 2 u 870 1024 377 23.004 0.085 0.057
Thu Nov 27 18:28:57 SAST 2025 [elapsed=5 sec] DISKS
200GB available in /atlas/obs...OK (5774GB)
200GB available in /atlas/red...OK (8692GB)
Checking disks on admin ... archon ... tcs ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p2 11T 4.8T 5.6T 47% /
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 5.1T 8.3T 38% /
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 732G 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
Thu Nov 27 18:28:57 SAST 2025 [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
Thu Nov 27 18:28:57 SAST 2025 [elapsed=5 sec] Disabling mount tracking.
Thu Nov 27 18:28:58 SAST 2025 [elapsed=6 sec] SERVICES2
Thu Nov 27 18:28:58 SAST 2025 [elapsed=6 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Thu Nov 27 18:29:02 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= 926kB time=00:00:29.63 bitrate= 256.0kbits/s speed=1.47e+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
Thu Nov 27 18:32:15 SAST 2025 [elapsed=203 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: 333.63 -29.49, az/alt=324.67 +86.49 idle(e) IDLE
Thu Nov 27 18:33:14 SAST 2025 [elapsed=262 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Thu Nov 27 18:33:35 SAST 2025 [elapsed=283 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=50.0 IDLE
Thu Nov 27 18:33:35 SAST 2025 [elapsed=283 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (-0 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-53.7C)
Checking CCD plane: Z0=+1792.00 DZDX=-905.00 DZDY=+4294.00
acam: -54C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Thu Nov 27 18:33:36 SAST 2025 [elapsed=284 sec] WEATHER
status weather: clear 24.9C 23% 24/38kph@279 DP20.9C/-60C/d IDLE
...OK
Thu Nov 27 18:33:36 SAST 2025 [elapsed=284 sec] MET
status...OK
met: c=N o=Y Ro4d Co0 Wo23h Ho3d To138d Do4d IDLE
Thu Nov 27 18:33:36 SAST 2025 [elapsed=284 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Thu Nov 27 18:33:38 SAST 2025 [elapsed=286 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 2.56 -14.63, az/alt=59.90 +60.06 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 119 1.3%
A 0.081s 403 4.4%
A 0.111s 746 8.1%
A 0.142s 1209 13.2%
A 0.172s 1804 19.7%
A 0.202s 2489 27.2%
A 0.233s 3288 35.9%
A 0.263s 4194 45.8%
A 0.293s 5145 56.2%
A 0.323s 6018 65.7%
A 0.354s 6801 74.3%
A 0.384s 7458 81.5%
A 0.414s 8016 87.6%
A 0.445s 8477 92.6%
A 0.475s 8799 96.1%
A 0.505s 9027 98.6%
A 0.536s 9151 100.0%
B 0.020s 2 0.0%
B 0.050s 104 1.1%
B 0.081s 398 4.3%
B 0.111s 740 8.1%
B 0.141s 1216 13.3%
B 0.172s 1799 19.7%
B 0.202s 2490 27.2%
B 0.232s 3285 35.9%
B 0.263s 4199 45.9%
B 0.293s 5133 56.1%
B 0.323s 6022 65.8%
B 0.354s 6797 74.3%
B 0.384s 7455 81.4%
B 0.414s 8026 87.7%
B 0.444s 8465 92.5%
B 0.475s 8806 96.2%
B 0.505s 9032 98.7%
B 0.535s 9144 99.9%
B 0.565s 9158 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9151 100.0%
A 0.050s 9069 99.1%
A 0.081s 8769 95.8%
A 0.111s 8413 91.9%
A 0.141s 7985 87.2%
A 0.172s 7371 80.5%
A 0.202s 6693 73.1%
A 0.232s 5896 64.4%
A 0.263s 4983 54.4%
A 0.293s 4043 44.2%
A 0.323s 3167 34.6%
A 0.353s 2399 26.2%
A 0.384s 1711 18.7%
A 0.414s 1149 12.6%
A 0.444s 698 7.6%
A 0.475s 355 3.9%
A 0.505s 130 1.4%
A 0.535s 13 0.1%
A 0.566s -6 0.0%
B 0.020s 9146 99.9%
B 0.050s 9032 98.7%
B 0.081s 8769 95.8%
B 0.111s 8423 92.0%
B 0.141s 7956 86.9%
B 0.171s 7379 80.6%
B 0.202s 6694 73.1%
B 0.232s 5896 64.4%
B 0.262s 4982 54.4%
B 0.292s 4051 44.3%
B 0.323s 3166 34.6%
B 0.353s 2384 26.0%
B 0.383s 1714 18.7%
B 0.413s 1142 12.5%
B 0.444s 697 7.6%
B 0.474s 357 3.9%
B 0.504s 128 1.4%
B 0.534s 14 0.2%
B 0.565s -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 0.536 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 0.565 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size= 226kB time=00:00:07.23 bitrate= 256.1kbits/s speed=1.1e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[2] foc=9814 IDLE
Thu Nov 27 18:34:25 SAST 2025 [elapsed=333 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=50.0 IDLE
taking preflight exposures:
acam...OK
acam image:
124M Nov 27 18:34 /atlas/obs/03a/61007/03a61007e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Thu Nov 27 18:34:48 SAST 2025 [elapsed=356 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (82 seconds old)
OTA humidity level...OK (4%)
Dome humidity exists...OK
Dome humidity is current... OK
Thu Nov 27 18:34:48 SAST 2025 [elapsed=356 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61006.69084023|info|galildriver|using focus model: foc=9187+(4.30)*24.1+(-0.40)*60.2=9266.5
61006.69090347|info|galildriver|o 2 IN | cass: 3043241 15.22 mm b=23 move=NO | arm: 409734 477.00 mm b=23 move=OK | foc: 54122244 9814 um b=0b R [focus]
61006.69091257|info|galildriver|o 2 IN | cass: 3043239 15.22 mm b=23 move=NO | arm: 409734 477.00 mm b=23 move=OK | foc: 54122241 9814 um b=0b R [focus]
61006.69097617|info|galildriver|o 2 IN | cass: 3043240 15.22 mm b=23 move=NO | arm: 409734 477.00 mm b=23 move=OK | foc: 54122242 9814 um b=0b R [focus]
61006.69098155|info|galildriver|o 2 IN | cass: 3043237 15.22 mm b=23 move=NO | arm: 409734 477.00 mm b=23 move=OK | foc: 54122234 9814 um b=0b R [focus]
61006.69098822|info|galildriver|o 2 IN | cass: 3043242 15.22 mm b=23 move=NO | arm: 409734 477.00 mm b=23 move=OK | foc: 54122239 9814 um b=2b R [cmd]
bestfocus for o...OK
Thu Nov 27 18:35:01 SAST 2025 [elapsed=369 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Thu Nov 27 18:35:31 SAST 2025 [elapsed=399 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
Thu Nov 27 18:35:32 SAST 2025 [elapsed=400 sec] NOTICES: det_dzdx=-905 is outside range +-250 from -558; det_dzdy=4294 is outside range +-250 from -1915;
Preflight completed successfully. See
http://tinyurl.com/sthpreflight
--
Please reduce summit bandwidth by turning off your webcam viewer.
Thu Nov 27 18:35:32 SAST 2025 [elapsed=400 sec] Happy observing!
Thu Nov 27 18:35:32 SAST 2025 [elapsed=400 sec] Preflight took 400 seconds to complete.
Thu Nov 27 18:35:32 SAST 2025 [elapsed=400 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 0.051s 109 1.2% A 0.081s 372 4.1% A 0.111s 717 7.8% A 0.141s 1182 12.9% A 0.171s 1759 19.2% A 0.202s 2441 26.7% A 0.232s 3238 35.4% A 0.262s 4142 45.2% A 0.292s 5078 55.5% A 0.323s 5963 65.1% A 0.353s 6757 73.8% A 0.383s 7413 81.0% A 0.413s 7991 87.3% A 0.444s 8447 92.3% A 0.474s 8778 95.9% A 0.504s 9023 98.6% A 0.535s 9138 99.8% A 0.565s 9152 100.0% B 0.020s 1 0.0% B 0.050s 105 1.1% B 0.081s 369 4.0% B 0.111s 716 7.8% B 0.141s 1189 13.0% B 0.171s 1755 19.2% B 0.201s 2444 26.7% B 0.232s 3243 35.4% B 0.262s 4136 45.2% B 0.292s 5075 55.4% B 0.322s 5936 64.8% B 0.352s 6725 73.5% B 0.383s 7401 80.8% B 0.413s 7969 87.1% B 0.443s 8430 92.1% B 0.473s 8776 95.9% B 0.503s 9013 98.5% B 0.534s 9134 99.8% B 0.564s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9151 100.0% A 0.050s 9048 98.8% A 0.081s 8779 95.9% A 0.111s 8426 92.0% A 0.141s 7961 87.0% A 0.172s 7382 80.6% A 0.202s 6689 73.1% A 0.232s 5899 64.4% A 0.262s 4979 54.4% A 0.292s 4040 44.1% A 0.323s 3168 34.6% A 0.353s 2382 26.0% A 0.383s 1714 18.7% A 0.413s 1145 12.5% A 0.444s 692 7.6% A 0.474s 359 3.9% A 0.504s 131 1.4% A 0.534s 15 0.2% A 0.565s 2 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 7950 86.8% B 0.171s 7377 80.6% B 0.202s 6689 73.1% B 0.232s 5893 64.4% B 0.262s 4979 54.4% B 0.292s 4051 44.3% B 0.322s 3189 34.8% B 0.353s 2416 26.4% B 0.383s 1725 18.8% B 0.413s 1161 12.7% B 0.443s 713 7.8% B 0.473s 364 4.0% B 0.504s 137 1.5% B 0.534s 17 0.2% B 0.564s 1 0.0% A -1 -0.0mm 15 N F R | B 1 0.0mm 15 N F R