Exposure
ID
MATIS.2025-06-28T06:30:13.901_1
Header ID
MATIS.2025-06-28T06:30:13.901
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 06:30:13.901
UTC End
2025-06-28 06:31:13.909
MJD Start
60854.27099422
MJD End
60854.27168875704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001885
Ambient temperature (°C)
4.41
Seeing (arcsec)
0.69
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 24.2760 24.2650 158.8000 159.0000
A0-D0 28.4140 28.3530 81.5000 81.6000
A0-C1 20.4620 20.4320 131.9910 132.1620
B2-D0 33.0700 33.0520 35.8000 35.8000
B2-C1 11.0170 11.0110 35.7230 35.7750
D0-C1 22.0540 22.0410 215.7810 215.8330
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 60854.27099422
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 24.276
HIERARCH ESO ISS PBL12 END 24.265
HIERARCH ESO ISS PBLA12 START 158.8
HIERARCH ESO ISS PBLA12 END 159.0
HIERARCH ESO ISS PBL13 START 28.414
HIERARCH ESO ISS PBL13 END 28.353
HIERARCH ESO ISS PBLA13 START 81.5
HIERARCH ESO ISS PBLA13 END 81.6
HIERARCH ESO ISS PBL14 START 20.462
HIERARCH ESO ISS PBL14 END 20.432
HIERARCH ESO ISS PBLA14 START 131.991
HIERARCH ESO ISS PBLA14 END 132.162
HIERARCH ESO ISS PBL23 START 33.07
HIERARCH ESO ISS PBL23 END 33.052
HIERARCH ESO ISS PBLA23 START 35.8
HIERARCH ESO ISS PBLA23 END 35.8
HIERARCH ESO ISS PBL24 START 11.017
HIERARCH ESO ISS PBL24 END 11.011
HIERARCH ESO ISS PBLA24 START 35.723
HIERARCH ESO ISS PBLA24 END 35.775
HIERARCH ESO ISS PBL34 START 22.054
HIERARCH ESO ISS PBL34 END 22.041
HIERARCH ESO ISS PBLA34 START 215.781
HIERARCH ESO ISS PBLA34 END 215.833
HIERARCH ESO ISS AMBI TAU0 START 0.001885
HIERARCH ESO ISS AMBI TAU0 END 0.001885
HIERARCH ESO ISS AMBI TEMP 4.41
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.64