Exposure
ID
MATIS.2025-06-16T03:24:35.527_1
Header ID
MATIS.2025-06-16T03:24:35.527
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 03:24:35.527
UTC End
2025-06-16 03:25:35.535
MJD Start
60842.14207786
MJD End
60842.14277239704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0053335
Ambient temperature (°C)
6.17
Seeing (arcsec)
0.495
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 83.8070 83.9410 107.4000 107.4000
A0-J2 117.3030 117.5230 82.2000 82.3000
A0-K0 117.4450 117.6230 58.3380 58.4880
G1-J2 54.6640 54.7190 41.5000 41.7000
G1-K0 88.9340 88.9500 12.9820 13.1210
J2-K0 48.5310 48.5360 340.4360 340.5170
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 60842.14207786
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 83.807
HIERARCH ESO ISS PBL12 END 83.941
HIERARCH ESO ISS PBLA12 START 107.4
HIERARCH ESO ISS PBLA12 END 107.4
HIERARCH ESO ISS PBL13 START 117.303
HIERARCH ESO ISS PBL13 END 117.523
HIERARCH ESO ISS PBLA13 START 82.2
HIERARCH ESO ISS PBLA13 END 82.3
HIERARCH ESO ISS PBL14 START 117.445
HIERARCH ESO ISS PBL14 END 117.623
HIERARCH ESO ISS PBLA14 START 58.338
HIERARCH ESO ISS PBLA14 END 58.488
HIERARCH ESO ISS PBL23 START 54.664
HIERARCH ESO ISS PBL23 END 54.719
HIERARCH ESO ISS PBLA23 START 41.5
HIERARCH ESO ISS PBLA23 END 41.7
HIERARCH ESO ISS PBL24 START 88.934
HIERARCH ESO ISS PBL24 END 88.95
HIERARCH ESO ISS PBLA24 START 12.982
HIERARCH ESO ISS PBLA24 END 13.121
HIERARCH ESO ISS PBL34 START 48.531
HIERARCH ESO ISS PBL34 END 48.536
HIERARCH ESO ISS PBLA34 START 340.436
HIERARCH ESO ISS PBLA34 END 340.517
HIERARCH ESO ISS AMBI TAU0 START 0.005622
HIERARCH ESO ISS AMBI TAU0 END 0.005045
HIERARCH ESO ISS AMBI TEMP 6.17
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.53