Exposure
ID
MATIS.2025-06-28T06:27:40.757_1
Header ID
MATIS.2025-06-28T06:27:40.757
Date updated
2025-06-28 06:36:49 UTC+0000
Release date
2026-06-28 06:36:49 UTC+0000
UTC Start
2025-06-28 06:27:40.757
UTC End
2025-06-28 06:28:40.765
MJD Start
60854.26922173
MJD End
60854.26991626704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0018575
Ambient temperature (°C)
4.47
Seeing (arcsec)
0.78
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 24.3030 24.2920 158.4000 158.6000
A0-D0 28.5630 28.5040 81.3000 81.4000
A0-C1 20.5350 20.5060 131.5650 131.7340
B2-D0 33.1160 33.0980 35.6000 35.7000
B2-C1 11.0320 11.0260 35.5900 35.6430
D0-C1 22.0840 22.0720 215.6490 215.7020
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 60854.26922173
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 24.303
HIERARCH ESO ISS PBL12 END 24.292
HIERARCH ESO ISS PBLA12 START 158.4
HIERARCH ESO ISS PBLA12 END 158.6
HIERARCH ESO ISS PBL13 START 28.563
HIERARCH ESO ISS PBL13 END 28.504
HIERARCH ESO ISS PBLA13 START 81.3
HIERARCH ESO ISS PBLA13 END 81.4
HIERARCH ESO ISS PBL14 START 20.535
HIERARCH ESO ISS PBL14 END 20.506
HIERARCH ESO ISS PBLA14 START 131.565
HIERARCH ESO ISS PBLA14 END 131.734
HIERARCH ESO ISS PBL23 START 33.116
HIERARCH ESO ISS PBL23 END 33.098
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.7
HIERARCH ESO ISS PBL24 START 11.032
HIERARCH ESO ISS PBL24 END 11.026
HIERARCH ESO ISS PBLA24 START 35.59
HIERARCH ESO ISS PBLA24 END 35.643
HIERARCH ESO ISS PBL34 START 22.084
HIERARCH ESO ISS PBL34 END 22.072
HIERARCH ESO ISS PBLA34 START 215.649
HIERARCH ESO ISS PBLA34 END 215.702
HIERARCH ESO ISS AMBI TAU0 START 0.001847
HIERARCH ESO ISS AMBI TAU0 END 0.001868
HIERARCH ESO ISS AMBI TEMP 4.47
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.76