Exposure
ID
MATIS.2025-06-16T06:36:55.634_1
Header ID
MATIS.2025-06-16T06:36:55.634
Date updated
2025-06-16 06:52:13 UTC+0000
Release date
2026-06-16 06:52:11 UTC+0000
UTC Start
2025-06-16 06:36:55.634
UTC End
2025-06-16 06:37:55.642
MJD Start
60842.27564391
MJD End
60842.27633844704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.27
Seeing (arcsec)
0.99
Observation
ID
68120
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.1100 86.0160 125.8000 125.9000
A0-J2 121.7560 121.5800 101.3000 101.5000
A0-K0 121.6120 121.4500 78.3400 78.4210
G1-J2 56.1400 56.0840 61.9000 62.0000
G1-K0 89.6850 89.6570 33.3150 33.3860
J2-K0 48.5260 48.5260 359.6730 359.7870
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 60842.27564391
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 86.11
HIERARCH ESO ISS PBL12 END 86.016
HIERARCH ESO ISS PBLA12 START 125.8
HIERARCH ESO ISS PBLA12 END 125.9
HIERARCH ESO ISS PBL13 START 121.756
HIERARCH ESO ISS PBL13 END 121.58
HIERARCH ESO ISS PBLA13 START 101.3
HIERARCH ESO ISS PBLA13 END 101.5
HIERARCH ESO ISS PBL14 START 121.612
HIERARCH ESO ISS PBL14 END 121.45
HIERARCH ESO ISS PBLA14 START 78.34
HIERARCH ESO ISS PBLA14 END 78.421
HIERARCH ESO ISS PBL23 START 56.14
HIERARCH ESO ISS PBL23 END 56.084
HIERARCH ESO ISS PBLA23 START 61.9
HIERARCH ESO ISS PBLA23 END 62.0
HIERARCH ESO ISS PBL24 START 89.685
HIERARCH ESO ISS PBL24 END 89.657
HIERARCH ESO ISS PBLA24 START 33.315
HIERARCH ESO ISS PBLA24 END 33.386
HIERARCH ESO ISS PBL34 START 48.526
HIERARCH ESO ISS PBL34 END 48.526
HIERARCH ESO ISS PBLA34 START 359.673
HIERARCH ESO ISS PBLA34 END 359.787
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.27
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99