Exposure
ID
MATIS.2025-06-28T06:26:28.579_1
Header ID
MATIS.2025-06-28T06:26:28.579
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 06:26:28.579
UTC End
2025-06-28 06:27:28.587
MJD Start
60854.26838633
MJD End
60854.26908086704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001847
Ambient temperature (°C)
4.48
Seeing (arcsec)
0.8
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 24.3150 24.3040 158.2000 158.4000
A0-D0 28.6320 28.5730 81.2000 81.3000
A0-C1 20.5700 20.5410 131.3660 131.5350
B2-D0 33.1370 33.1190 35.6000 35.6000
B2-C1 11.0390 11.0330 35.5260 35.5800
D0-C1 22.0980 22.0860 215.5850 215.6390
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 60854.26838633
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 24.315
HIERARCH ESO ISS PBL12 END 24.304
HIERARCH ESO ISS PBLA12 START 158.2
HIERARCH ESO ISS PBLA12 END 158.4
HIERARCH ESO ISS PBL13 START 28.632
HIERARCH ESO ISS PBL13 END 28.573
HIERARCH ESO ISS PBLA13 START 81.2
HIERARCH ESO ISS PBLA13 END 81.3
HIERARCH ESO ISS PBL14 START 20.57
HIERARCH ESO ISS PBL14 END 20.541
HIERARCH ESO ISS PBLA14 START 131.366
HIERARCH ESO ISS PBLA14 END 131.535
HIERARCH ESO ISS PBL23 START 33.137
HIERARCH ESO ISS PBL23 END 33.119
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.6
HIERARCH ESO ISS PBL24 START 11.039
HIERARCH ESO ISS PBL24 END 11.033
HIERARCH ESO ISS PBLA24 START 35.526
HIERARCH ESO ISS PBLA24 END 35.58
HIERARCH ESO ISS PBL34 START 22.098
HIERARCH ESO ISS PBL34 END 22.086
HIERARCH ESO ISS PBLA34 START 215.585
HIERARCH ESO ISS PBLA34 END 215.639
HIERARCH ESO ISS AMBI TAU0 START 0.001847
HIERARCH ESO ISS AMBI TAU0 END 0.001847
HIERARCH ESO ISS AMBI TEMP 4.48
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.8