Exposure
ID
MATIS.2025-06-21T07:30:36.348_1
Header ID
MATIS.2025-06-21T07:30:36.348
Date updated
2025-06-21 07:40:46 UTC+0000
Release date
2026-06-21 07:40:46 UTC+0000
UTC Start
2025-06-21 07:30:36.348
UTC End
2025-06-21 07:31:36.408
MJD Start
60847.3129207
MJD End
60847.31361583889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0033569999999999997
Ambient temperature (°C)
11.22
Seeing (arcsec)
0.49
Observation
ID
68182
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
50684
Name
V VX Sgr
RA
272.016859
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 55.2640 55.1080 289.3000 289.5000
K0-D0 78.6610 78.4350 264.0000 264.1000
K0-J3 55.0840 55.0780 353.2430 353.3950
G2-D0 37.1570 37.1140 224.6000 224.6000
G2-J3 58.4150 58.3270 51.4350 51.4620
D0-J3 95.4100 95.2790 48.7730 48.8000
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 60847.3129207
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 55.264
HIERARCH ESO ISS PBL12 END 55.108
HIERARCH ESO ISS PBLA12 START 289.3
HIERARCH ESO ISS PBLA12 END 289.5
HIERARCH ESO ISS PBL13 START 78.661
HIERARCH ESO ISS PBL13 END 78.435
HIERARCH ESO ISS PBLA13 START 264.0
HIERARCH ESO ISS PBLA13 END 264.1
HIERARCH ESO ISS PBL14 START 55.084
HIERARCH ESO ISS PBL14 END 55.078
HIERARCH ESO ISS PBLA14 START 353.243
HIERARCH ESO ISS PBLA14 END 353.395
HIERARCH ESO ISS PBL23 START 37.157
HIERARCH ESO ISS PBL23 END 37.114
HIERARCH ESO ISS PBLA23 START 224.6
HIERARCH ESO ISS PBLA23 END 224.6
HIERARCH ESO ISS PBL24 START 58.415
HIERARCH ESO ISS PBL24 END 58.327
HIERARCH ESO ISS PBLA24 START 51.435
HIERARCH ESO ISS PBLA24 END 51.462
HIERARCH ESO ISS PBL34 START 95.41
HIERARCH ESO ISS PBL34 END 95.279
HIERARCH ESO ISS PBLA34 START 48.773
HIERARCH ESO ISS PBLA34 END 48.8
HIERARCH ESO ISS AMBI TAU0 START 0.003588
HIERARCH ESO ISS AMBI TAU0 END 0.003126
HIERARCH ESO ISS AMBI TEMP 11.22
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.52