Exposure
ID
MATIS.2025-06-16T03:34:09.281_1
Header ID
MATIS.2025-06-16T03:34:09.281
Date updated
2025-06-16 03:45:51 UTC+0000
Release date
2026-06-16 03:45:51 UTC+0000
UTC Start
2025-06-16 03:34:09.281
UTC End
2025-06-16 03:35:09.289
MJD Start
60842.14871853
MJD End
60842.14941306704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0046525
Ambient temperature (°C)
6.17
Seeing (arcsec)
0.575
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 85.0090 85.1320 108.0000 108.1000
A0-J2 119.2970 119.5020 83.2000 83.3000
A0-K0 119.0660 119.2350 59.7160 59.8610
G1-J2 55.1670 55.2200 43.0000 43.2000
G1-K0 89.0830 89.0990 14.2830 14.4200
J2-K0 48.5710 48.5740 341.2100 341.2930
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 60842.14871853
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 85.009
HIERARCH ESO ISS PBL12 END 85.132
HIERARCH ESO ISS PBLA12 START 108.0
HIERARCH ESO ISS PBLA12 END 108.1
HIERARCH ESO ISS PBL13 START 119.297
HIERARCH ESO ISS PBL13 END 119.502
HIERARCH ESO ISS PBLA13 START 83.2
HIERARCH ESO ISS PBLA13 END 83.3
HIERARCH ESO ISS PBL14 START 119.066
HIERARCH ESO ISS PBL14 END 119.235
HIERARCH ESO ISS PBLA14 START 59.716
HIERARCH ESO ISS PBLA14 END 59.861
HIERARCH ESO ISS PBL23 START 55.167
HIERARCH ESO ISS PBL23 END 55.22
HIERARCH ESO ISS PBLA23 START 43.0
HIERARCH ESO ISS PBLA23 END 43.2
HIERARCH ESO ISS PBL24 START 89.083
HIERARCH ESO ISS PBL24 END 89.099
HIERARCH ESO ISS PBLA24 START 14.283
HIERARCH ESO ISS PBLA24 END 14.42
HIERARCH ESO ISS PBL34 START 48.571
HIERARCH ESO ISS PBL34 END 48.574
HIERARCH ESO ISS PBLA34 START 341.21
HIERARCH ESO ISS PBLA34 END 341.293
HIERARCH ESO ISS AMBI TAU0 START 0.004663
HIERARCH ESO ISS AMBI TAU0 END 0.004642
HIERARCH ESO ISS AMBI TEMP 6.17
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.57