Exposure
ID
MATIS.2025-07-25T05:39:50.819_1
Header ID
MATIS.2025-07-25T05:39:50.819
Date updated
2025-07-25 05:45:48 UTC+0000
Release date
2026-07-25 05:45:48 UTC+0000
UTC Start
2025-07-25 05:39:50.819
UTC End
2025-07-25 05:40:50.827
MJD Start
60881.23600485
MJD End
60881.23669938704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002882
Ambient temperature (°C)
12.47
Seeing (arcsec)
0.5700000000000001
Observation
ID
68242
Category
science
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.7670 23.7600 168.2000 168.4000
A0-D0 24.4240 24.3390 85.8000 85.9000
A0-C1 18.7460 18.7140 142.7380 142.9610
B2-D0 31.7360 31.7060 37.9000 37.9000
B2-C1 10.5730 10.5630 37.8870 37.9120
D0-C1 21.1630 21.1430 217.9410 217.9670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60881.23600485
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 23.767
HIERARCH ESO ISS PBL12 END 23.76
HIERARCH ESO ISS PBLA12 START 168.2
HIERARCH ESO ISS PBLA12 END 168.4
HIERARCH ESO ISS PBL13 START 24.424
HIERARCH ESO ISS PBL13 END 24.339
HIERARCH ESO ISS PBLA13 START 85.8
HIERARCH ESO ISS PBLA13 END 85.9
HIERARCH ESO ISS PBL14 START 18.746
HIERARCH ESO ISS PBL14 END 18.714
HIERARCH ESO ISS PBLA14 START 142.738
HIERARCH ESO ISS PBLA14 END 142.961
HIERARCH ESO ISS PBL23 START 31.736
HIERARCH ESO ISS PBL23 END 31.706
HIERARCH ESO ISS PBLA23 START 37.9
HIERARCH ESO ISS PBLA23 END 37.9
HIERARCH ESO ISS PBL24 START 10.573
HIERARCH ESO ISS PBL24 END 10.563
HIERARCH ESO ISS PBLA24 START 37.887
HIERARCH ESO ISS PBLA24 END 37.912
HIERARCH ESO ISS PBL34 START 21.163
HIERARCH ESO ISS PBL34 END 21.143
HIERARCH ESO ISS PBLA34 START 217.941
HIERARCH ESO ISS PBLA34 END 217.967
HIERARCH ESO ISS AMBI TAU0 START 0.002882
HIERARCH ESO ISS AMBI TAU0 END 0.002882
HIERARCH ESO ISS AMBI TEMP 12.47
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.55