STH Recent Preflight: 60876
Executing preflight for 60876 at Sat Jul 19 16:54:42 SAST 2025.
Log can be found in /atlas/obs/03/60876/preflight.dat.
Setting donefile '/atlas/obs/03/60876/preflight_complete.20250719145442.6340' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20250719145442.6340.
Sat Jul 19 16:54:42 SAST 2025 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Sat Jul 19 16:54:42 SAST 2025 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-STH [990cf901-7baf-4e09-a9a1-dcf715da5d17;1800]
Sat Jul 19 16:54:42 SAST 2025 [elapsed=0 sec] Enabling red LEDs for preflight.
doorpsw 3 ON redLED
Sat Jul 19 16:54:43 SAST 2025 [elapsed=1 sec] About to start STH preflight. Point your web browser at http://localhost:7354.
Sat Jul 19 16:54:43 SAST 2025 [elapsed=1 sec] auxcam is disabled.
Sat Jul 19 16:54:44 SAST 2025 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Sat Jul 19 16:54:44 SAST 2025 [elapsed=2 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1752936875
OK
Sat Jul 19 16:54:44 SAST 2025 [elapsed=2 sec] OPSEC
AUTO mode: ...OK
Sat Jul 19 16:54:44 SAST 2025 [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 Jul 19 16:54:45 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
Sat Jul 19 16:54:46 SAST 2025 [elapsed=4 sec] QUEUE
0 observations queued.
Sat Jul 19 16:54:46 SAST 2025 [elapsed=4 sec] CLOCKS
admin: Sat Jul 19 14:54:46 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 411 512 377 1.033 0.018 0.908
+metbox2.sth.atl .PPS. 1 u 151 512 377 0.304 0.001 0.075
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-zibbi.ngei.csir 155.232.19.8 2 u 506 512 377 24.397 0.459 0.955
+ntp.as3741.net 146.64.8.7 2 u 49 512 377 22.492 0.321 0.804
+ntp2.as3741.net 155.232.19.6 2 u 71 512 377 7.206 -0.011 0.517
+ntp2.inx.net.za 183.3.52.101 2 u 182 512 377 7.591 0.148 0.133
-102.222.100.153 155.232.19.6 2 u 283 512 377 7.641 -0.032 0.646
#za-jnb-rs01b.dp 183.3.52.101 2 u 881 1024 377 23.196 0.873 1.751
+tick.sanren.ac. .TC. 1 u 414 512 377 24.436 0.156 1.018
+ntp.urbanwave.c 41.223.245.3 2 u 177 512 377 22.505 -0.764 0.553
+ntp4.inx.net.za 183.3.52.101 2 u 417 512 377 23.302 0.149 0.216
Sat Jul 19 16:54:48 SAST 2025 [elapsed=6 sec] DISKS
200GB available in /atlas/obs...OK (5202GB)
200GB available in /atlas/red...OK (9560GB)
Checking disks on admin ... archon ... tcs ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p2 11T 5.3T 5.0T 52% /
admin:/dev/loop2 105M 105M 0 100% /snap/core/17210
admin:/dev/loop0 105M 105M 0 100% /snap/core/17212
archon:/dev/sda2 117G 21G 91G 19% /
archon:/dev/sda1 511M 6.6M 505M 2% /boot/efi
archon:/dev/loop2 105M 105M 0 100% /snap/core/17210
archon:/dev/loop1 105M 105M 0 100% /snap/core/17212
tcs:/dev/mapper/ubuntu--vg-ubuntu--lv 98G 33G 61G 36% /
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 4.3T 9.2T 32% /
proc1:/dev/loop2 105M 105M 0 100% /snap/core/17210
proc1:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc2:/dev/md0p1 15T 379G 13T 3% /
proc2:/dev/loop2 105M 105M 0 100% /snap/core/17210
proc2:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc3:/dev/md0p1 15T 730G 13T 6% /
proc3:/dev/loop2 105M 105M 0 100% /snap/core/17210
proc3:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc4:/dev/md0p1 15T 1.1T 13T 8% /
proc4:/dev/loop2 105M 105M 0 100% /snap/core/17210
proc4:/dev/loop0 105M 105M 0 100% /snap/core/17212
Sat Jul 19 16:54:48 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
Sat Jul 19 16:54:49 SAST 2025 [elapsed=7 sec] Disabling mount tracking.
Sat Jul 19 16:54:49 SAST 2025 [elapsed=7 sec] SERVICES2
Sat Jul 19 16:54:49 SAST 2025 [elapsed=7 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Sat Jul 19 16:54:53 SAST 2025 [elapsed=11 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= 928kB time=00:00:29.69 bitrate= 256.0kbits/s speed=1.48e+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 Jul 19 16:57:31 SAST 2025 [elapsed=169 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: 180.76 -29.49, az/alt=324.67 +86.49 idle(e) IDLE
Sat Jul 19 16:58:30 SAST 2025 [elapsed=228 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Sat Jul 19 16:58:51 SAST 2025 [elapsed=249 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=40.0 IDLE
Sat Jul 19 16:58:51 SAST 2025 [elapsed=249 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 (-55.5C)
Checking CCD plane: Z0=+1666.00 DZDX=-885.00 DZDY=+1361.00
acam: -55C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Sat Jul 19 16:58:51 SAST 2025 [elapsed=249 sec] WEATHER
status weather: clear 11.1C 22% 22/27kph@64 DP20.9C/21C/d IDLE
...OK
Sat Jul 19 16:58:52 SAST 2025 [elapsed=250 sec] MET
status...OK
met: c=N o=Y Ro1d Co1d Wo1d Ho1d To7d Do14h IDLE
Sat Jul 19 16:58:52 SAST 2025 [elapsed=250 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Sat Jul 19 16:58:52 SAST 2025 [elapsed=250 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 209.69 -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 -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 -1 -0.0mm 15 N F R
exercising shutters...Using amcam-mezz-s to record
A 0.020s 8 0.1%
A 0.051s 108 1.2%
A 0.081s 391 4.3%
A 0.111s 732 8.0%
A 0.141s 1190 13.0%
A 0.172s 1781 19.5%
A 0.202s 2468 27.0%
A 0.232s 3259 35.6%
A 0.263s 4162 45.5%
A 0.293s 5115 55.9%
A 0.323s 5989 65.4%
A 0.354s 6780 74.1%
A 0.384s 7438 81.3%
A 0.414s 8000 87.4%
A 0.444s 8466 92.5%
A 0.475s 8792 96.0%
A 0.505s 9023 98.6%
A 0.535s 9151 100.0%
B 0.020s 1 0.0%
B 0.050s 98 1.1%
B 0.081s 384 4.2%
B 0.111s 725 7.9%
B 0.141s 1197 13.1%
B 0.172s 1776 19.4%
B 0.202s 2464 26.9%
B 0.232s 3260 35.6%
B 0.263s 4169 45.5%
B 0.293s 5103 55.7%
B 0.323s 5992 65.5%
B 0.354s 6773 74.0%
B 0.384s 7436 81.2%
B 0.414s 8009 87.5%
B 0.444s 8456 92.4%
B 0.475s 8798 96.1%
B 0.505s 9028 98.6%
B 0.535s 9145 99.9%
sleeping 3 sec between shutter moves...
A 0.020s 9150 100.0%
A 0.050s 9070 99.1%
A 0.081s 8783 95.9%
A 0.111s 8428 92.1%
A 0.141s 7985 87.2%
A 0.171s 7394 80.8%
A 0.202s 6716 73.4%
A 0.232s 5923 64.7%
A 0.262s 5013 54.8%
A 0.293s 4075 44.5%
A 0.323s 3191 34.9%
A 0.353s 2401 26.2%
A 0.383s 1730 18.9%
A 0.413s 1162 12.7%
A 0.444s 710 7.8%
A 0.474s 365 4.0%
A 0.504s 134 1.5%
A 0.535s 15 0.2%
A 0.565s -7 0.0%
B 0.020s 9146 99.9%
B 0.051s 9035 98.7%
B 0.081s 8774 95.8%
B 0.111s 8425 92.0%
B 0.141s 7958 86.9%
B 0.172s 7380 80.6%
B 0.202s 6694 73.1%
B 0.232s 5897 64.4%
B 0.263s 4983 54.4%
B 0.293s 4050 44.2%
B 0.323s 3165 34.6%
B 0.353s 2384 26.0%
B 0.384s 1714 18.7%
B 0.414s 1140 12.5%
B 0.444s 695 7.6%
B 0.474s 355 3.9%
B 0.505s 126 1.4%
B 0.535s 12 0.1%
B 0.565s -5 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 0.535 seconds.
Shutter B opened to 99.9 percent in 0.535 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=1.13e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[2] foc=9216 IDLE
Sat Jul 19 16:59:29 SAST 2025 [elapsed=287 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=40.0 IDLE
taking preflight exposures:
acam...OK
acam image:
122M Jul 19 16:59 /atlas/obs/03a/60876/03a60876e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Sat Jul 19 16:59:52 SAST 2025 [elapsed=310 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (56 seconds old)
OTA humidity level...OK (9%)
Dome humidity exists...OK
Dome humidity is current... OK
Sat Jul 19 16:59:52 SAST 2025 [elapsed=310 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
60875.62491543|info|galildriver|using focus model: foc=9187+(4.30)*12.0+(-0.40)*60.2=9214.5
60875.62492045|info|galildriver|o 2 IN | cass: 3047287 15.24 mm b=23 move=NO | arm: 408681 475.77 mm b=03 move=OK | foc: 54002826 9217 um b=8f M [focus]
60875.62493129|info|galildriver|o 2 IN | cass: 3047285 15.24 mm b=23 move=NO | arm: 408681 475.77 mm b=03 move=OK | foc: 54002968 9218 um b=2f [cmd]
bestfocus for o...OK
Sat Jul 19 16:59:54 SAST 2025 [elapsed=312 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Sat Jul 19 17:00:23 SAST 2025 [elapsed=341 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 Jul 19 17:00:25 SAST 2025 [elapsed=343 sec] NOTICES: det_dzdx=-885 is outside range +-250 from -558; det_dzdy=1361 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 Jul 19 17:00:25 SAST 2025 [elapsed=343 sec] Happy observing!
Sat Jul 19 17:00:25 SAST 2025 [elapsed=343 sec] Preflight took 343 seconds to complete.
Sat Jul 19 17:00:25 SAST 2025 [elapsed=343 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 0.021s 5 0.1% A 0.051s 123 1.3% A 0.081s 393 4.3% A 0.112s 757 8.3% A 0.142s 1233 13.5% A 0.173s 1822 19.9% A 0.204s 2514 27.5% A 0.234s 3348 36.6% A 0.264s 4266 46.6% A 0.295s 5193 56.7% A 0.325s 6072 66.3% A 0.355s 6848 74.8% A 0.386s 7491 81.8% A 0.416s 8059 88.0% A 0.447s 8504 92.9% A 0.477s 8825 96.4% A 0.508s 9051 98.9% A 0.538s 9144 99.9% A 0.569s 9152 100.0% B 0.020s 0 0.0% B 0.051s 112 1.2% B 0.081s 380 4.2% B 0.112s 729 8.0% B 0.142s 1203 13.1% B 0.173s 1774 19.4% B 0.203s 2466 26.9% B 0.234s 3294 36.0% B 0.264s 4198 45.9% B 0.294s 5134 56.1% B 0.325s 6016 65.7% B 0.355s 6793 74.2% B 0.386s 7459 81.5% B 0.416s 8034 87.8% B 0.446s 8481 92.6% B 0.477s 8814 96.3% B 0.507s 9034 98.7% B 0.538s 9141 99.9% B 0.568s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9154 100.0% A 0.050s 9044 98.8% A 0.081s 8772 95.8% A 0.111s 8415 91.9% A 0.141s 7947 86.8% A 0.172s 7362 80.4% A 0.202s 6669 72.9% A 0.233s 5874 64.2% A 0.263s 4919 53.7% A 0.293s 4015 43.9% A 0.324s 3115 34.0% A 0.354s 2334 25.5% A 0.385s 1675 18.3% A 0.415s 1114 12.2% A 0.445s 666 7.3% A 0.476s 341 3.7% A 0.506s 115 1.3% A 0.536s 10 0.1% A 0.567s 2 0.0% B 0.020s 9147 99.9% B 0.051s 9020 98.5% B 0.081s 8773 95.8% B 0.112s 8410 91.9% B 0.142s 7936 86.7% B 0.172s 7358 80.4% B 0.203s 6667 72.8% B 0.233s 5867 64.1% B 0.264s 4953 54.1% B 0.294s 4026 44.0% B 0.325s 3110 34.0% B 0.355s 2347 25.6% B 0.386s 1666 18.2% B 0.416s 1116 12.2% B 0.446s 676 7.4% B 0.477s 340 3.7% B 0.507s 122 1.3% B 0.537s 10 0.1% B 0.568s 0 0.0% A -1 -0.0mm 15 N F R | B 0 0.0mm 15 N F R