Exposure
ID
MATIS.2025-06-18T03:58:27.030_1
Header ID
MATIS.2025-06-18T03:58:27.030
Date updated
2025-06-18 04:08:10 UTC+0000
Release date
2026-06-18 04:08:09 UTC+0000
UTC Start
2025-06-18 03:58:27.030
UTC End
2025-06-18 03:59:27.038
MJD Start
60844.16559063
MJD End
60844.16628516704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0033585
Ambient temperature (°C)
6.74
Seeing (arcsec)
0.6950000000000001
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 88.1810 88.2590 110.3000 110.4000
A0-J2 124.7260 124.8640 86.5000 86.6000
A0-K0 123.6620 123.7830 63.9340 64.0580
G1-J2 56.6550 56.6950 47.6000 47.7000
G1-K0 89.6060 89.6220 18.4790 18.6060
J2-K0 48.6420 48.6430 343.9960 344.0890
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 60844.16559063
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 88.181
HIERARCH ESO ISS PBL12 END 88.259
HIERARCH ESO ISS PBLA12 START 110.3
HIERARCH ESO ISS PBLA12 END 110.4
HIERARCH ESO ISS PBL13 START 124.726
HIERARCH ESO ISS PBL13 END 124.864
HIERARCH ESO ISS PBLA13 START 86.5
HIERARCH ESO ISS PBLA13 END 86.6
HIERARCH ESO ISS PBL14 START 123.662
HIERARCH ESO ISS PBL14 END 123.783
HIERARCH ESO ISS PBLA14 START 63.934
HIERARCH ESO ISS PBLA14 END 64.058
HIERARCH ESO ISS PBL23 START 56.655
HIERARCH ESO ISS PBL23 END 56.695
HIERARCH ESO ISS PBLA23 START 47.6
HIERARCH ESO ISS PBLA23 END 47.7
HIERARCH ESO ISS PBL24 START 89.606
HIERARCH ESO ISS PBL24 END 89.622
HIERARCH ESO ISS PBLA24 START 18.479
HIERARCH ESO ISS PBLA24 END 18.606
HIERARCH ESO ISS PBL34 START 48.642
HIERARCH ESO ISS PBL34 END 48.643
HIERARCH ESO ISS PBLA34 START 343.996
HIERARCH ESO ISS PBLA34 END 344.089
HIERARCH ESO ISS AMBI TAU0 START 0.003391
HIERARCH ESO ISS AMBI TAU0 END 0.003326
HIERARCH ESO ISS AMBI TEMP 6.74
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.71