Exposure
ID
MATIS.2025-06-16T06:44:15.770_1
Header ID
MATIS.2025-06-16T06:44:15.770
Date updated
2025-06-16 07:05:53 UTC+0000
Release date
2026-06-16 07:05:52 UTC+0000
UTC Start
2025-06-16 06:44:15.770
UTC End
2025-06-16 06:45:15.830
MJD Start
60842.28073808
MJD End
60842.28143321889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.43
Seeing (arcsec)
1.62
Observation
ID
68119
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.4180 85.3190 126.8000 127.0000
A0-J2 120.4450 120.2560 102.2000 102.3000
A0-K0 120.4000 120.2240 78.9200 79.0000
G1-J2 55.7150 55.6530 62.4000 62.5000
G1-K0 89.4760 89.4450 33.8090 33.8760
J2-K0 48.5270 48.5270 0.4900 0.6030
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 60842.28073808
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 85.418
HIERARCH ESO ISS PBL12 END 85.319
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 127.0
HIERARCH ESO ISS PBL13 START 120.445
HIERARCH ESO ISS PBL13 END 120.256
HIERARCH ESO ISS PBLA13 START 102.2
HIERARCH ESO ISS PBLA13 END 102.3
HIERARCH ESO ISS PBL14 START 120.4
HIERARCH ESO ISS PBL14 END 120.224
HIERARCH ESO ISS PBLA14 START 78.92
HIERARCH ESO ISS PBLA14 END 79.0
HIERARCH ESO ISS PBL23 START 55.715
HIERARCH ESO ISS PBL23 END 55.653
HIERARCH ESO ISS PBLA23 START 62.4
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 89.476
HIERARCH ESO ISS PBL24 END 89.445
HIERARCH ESO ISS PBLA24 START 33.809
HIERARCH ESO ISS PBLA24 END 33.876
HIERARCH ESO ISS PBL34 START 48.527
HIERARCH ESO ISS PBL34 END 48.527
HIERARCH ESO ISS PBLA34 START 0.49
HIERARCH ESO ISS PBLA34 END 0.603
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.43
HIERARCH ESO ISS AMBI FWHM START 1.62
HIERARCH ESO ISS AMBI FWHM END 1.62