Exposure
ID
MATIS.2025-06-16T06:41:50.710_1
Header ID
MATIS.2025-06-16T06:41:50.710
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 06:41:50.710
UTC End
2025-06-16 06:42:50.718
MJD Start
60842.27905914
MJD End
60842.27975367704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.42
Seeing (arcsec)
1.3050000000000002
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 85.6500 85.5530 126.5000 126.6000
A0-J2 120.8880 120.7030 101.9000 102.0000
A0-K0 120.8110 120.6400 78.7290 78.8090
G1-J2 55.8600 55.7990 62.2000 62.3000
G1-K0 89.5480 89.5180 33.6490 33.7170
J2-K0 48.5260 48.5260 0.2210 0.3340
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 60842.27905914
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 85.65
HIERARCH ESO ISS PBL12 END 85.553
HIERARCH ESO ISS PBLA12 START 126.5
HIERARCH ESO ISS PBLA12 END 126.6
HIERARCH ESO ISS PBL13 START 120.888
HIERARCH ESO ISS PBL13 END 120.703
HIERARCH ESO ISS PBLA13 START 101.9
HIERARCH ESO ISS PBLA13 END 102.0
HIERARCH ESO ISS PBL14 START 120.811
HIERARCH ESO ISS PBL14 END 120.64
HIERARCH ESO ISS PBLA14 START 78.729
HIERARCH ESO ISS PBLA14 END 78.809
HIERARCH ESO ISS PBL23 START 55.86
HIERARCH ESO ISS PBL23 END 55.799
HIERARCH ESO ISS PBLA23 START 62.2
HIERARCH ESO ISS PBLA23 END 62.3
HIERARCH ESO ISS PBL24 START 89.548
HIERARCH ESO ISS PBL24 END 89.518
HIERARCH ESO ISS PBLA24 START 33.649
HIERARCH ESO ISS PBLA24 END 33.717
HIERARCH ESO ISS PBL34 START 48.526
HIERARCH ESO ISS PBL34 END 48.526
HIERARCH ESO ISS PBLA34 START 0.221
HIERARCH ESO ISS PBLA34 END 0.334
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.42
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 1.62