Exposure
ID
MATIS.2025-06-16T03:27:44.709_1
Header ID
MATIS.2025-06-16T03:27:44.709
Date updated
2025-06-16 03:37:38 UTC+0000
Release date
2026-06-16 03:37:38 UTC+0000
UTC Start
2025-06-16 03:27:44.709
UTC End
2025-06-16 03:28:44.717
MJD Start
60842.14426746
MJD End
60842.14496199704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005299
Ambient temperature (°C)
6.45
Seeing (arcsec)
0.5
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 84.2170 84.3460 107.6000 107.6000
A0-J2 117.9790 118.1940 82.5000 82.7000
A0-K0 117.9920 118.1660 58.8000 58.9470
G1-J2 54.8320 54.8860 42.0000 42.2000
G1-K0 88.9830 88.9980 13.4130 13.5510
J2-K0 48.5450 48.5500 340.6880 340.7700
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 60842.14426746
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 84.217
HIERARCH ESO ISS PBL12 END 84.346
HIERARCH ESO ISS PBLA12 START 107.6
HIERARCH ESO ISS PBLA12 END 107.6
HIERARCH ESO ISS PBL13 START 117.979
HIERARCH ESO ISS PBL13 END 118.194
HIERARCH ESO ISS PBLA13 START 82.5
HIERARCH ESO ISS PBLA13 END 82.7
HIERARCH ESO ISS PBL14 START 117.992
HIERARCH ESO ISS PBL14 END 118.166
HIERARCH ESO ISS PBLA14 START 58.8
HIERARCH ESO ISS PBLA14 END 58.947
HIERARCH ESO ISS PBL23 START 54.832
HIERARCH ESO ISS PBL23 END 54.886
HIERARCH ESO ISS PBLA23 START 42.0
HIERARCH ESO ISS PBLA23 END 42.2
HIERARCH ESO ISS PBL24 START 88.983
HIERARCH ESO ISS PBL24 END 88.998
HIERARCH ESO ISS PBLA24 START 13.413
HIERARCH ESO ISS PBLA24 END 13.551
HIERARCH ESO ISS PBL34 START 48.545
HIERARCH ESO ISS PBL34 END 48.55
HIERARCH ESO ISS PBLA34 START 340.688
HIERARCH ESO ISS PBLA34 END 340.77
HIERARCH ESO ISS AMBI TAU0 START 0.005145
HIERARCH ESO ISS AMBI TAU0 END 0.005453
HIERARCH ESO ISS AMBI TEMP 6.45
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5