Exposure
ID
MATIS.2025-06-16T06:33:24.925_1
Header ID
MATIS.2025-06-16T06:33:24.925
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 06:33:24.925
UTC End
2025-06-16 06:34:24.933
MJD Start
60842.27320515
MJD End
60842.27389968704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.28
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 86.4270 86.3360 125.3000 125.4000
A0-J2 122.3500 122.1800 101.0000 101.1000
A0-K0 122.1560 122.0010 78.0600 78.1410
G1-J2 56.3300 56.2760 61.7000 61.8000
G1-K0 89.7750 89.7500 33.0710 33.1420
J2-K0 48.5270 48.5270 359.2820 359.3950
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 60842.27320515
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 86.427
HIERARCH ESO ISS PBL12 END 86.336
HIERARCH ESO ISS PBLA12 START 125.3
HIERARCH ESO ISS PBLA12 END 125.4
HIERARCH ESO ISS PBL13 START 122.35
HIERARCH ESO ISS PBL13 END 122.18
HIERARCH ESO ISS PBLA13 START 101.0
HIERARCH ESO ISS PBLA13 END 101.1
HIERARCH ESO ISS PBL14 START 122.156
HIERARCH ESO ISS PBL14 END 122.001
HIERARCH ESO ISS PBLA14 START 78.06
HIERARCH ESO ISS PBLA14 END 78.141
HIERARCH ESO ISS PBL23 START 56.33
HIERARCH ESO ISS PBL23 END 56.276
HIERARCH ESO ISS PBLA23 START 61.7
HIERARCH ESO ISS PBLA23 END 61.8
HIERARCH ESO ISS PBL24 START 89.775
HIERARCH ESO ISS PBL24 END 89.75
HIERARCH ESO ISS PBLA24 START 33.071
HIERARCH ESO ISS PBLA24 END 33.142
HIERARCH ESO ISS PBL34 START 48.527
HIERARCH ESO ISS PBL34 END 48.527
HIERARCH ESO ISS PBLA34 START 359.282
HIERARCH ESO ISS PBLA34 END 359.395
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.28
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99