Exposure
ID
MATIS.2025-06-16T03:35:21.852_1
Header ID
MATIS.2025-06-16T03:35:21.852
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 03:35:21.852
UTC End
2025-06-16 03:36:21.860
MJD Start
60842.14955847
MJD End
60842.15025300704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004841
Ambient temperature (°C)
6.15
Seeing (arcsec)
0.615
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 85.1540 85.2730 108.1000 108.2000
A0-J2 119.5380 119.7380 83.4000 83.5000
A0-K0 119.2650 119.4300 59.8860 60.0290
G1-J2 55.2290 55.2810 43.2000 43.3000
G1-K0 89.1020 89.1180 14.4450 14.5810
J2-K0 48.5750 48.5780 341.3080 341.3930
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 60842.14955847
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 85.154
HIERARCH ESO ISS PBL12 END 85.273
HIERARCH ESO ISS PBLA12 START 108.1
HIERARCH ESO ISS PBLA12 END 108.2
HIERARCH ESO ISS PBL13 START 119.538
HIERARCH ESO ISS PBL13 END 119.738
HIERARCH ESO ISS PBLA13 START 83.4
HIERARCH ESO ISS PBLA13 END 83.5
HIERARCH ESO ISS PBL14 START 119.265
HIERARCH ESO ISS PBL14 END 119.43
HIERARCH ESO ISS PBLA14 START 59.886
HIERARCH ESO ISS PBLA14 END 60.029
HIERARCH ESO ISS PBL23 START 55.229
HIERARCH ESO ISS PBL23 END 55.281
HIERARCH ESO ISS PBLA23 START 43.2
HIERARCH ESO ISS PBLA23 END 43.3
HIERARCH ESO ISS PBL24 START 89.102
HIERARCH ESO ISS PBL24 END 89.118
HIERARCH ESO ISS PBLA24 START 14.445
HIERARCH ESO ISS PBLA24 END 14.581
HIERARCH ESO ISS PBL34 START 48.575
HIERARCH ESO ISS PBL34 END 48.578
HIERARCH ESO ISS PBLA34 START 341.308
HIERARCH ESO ISS PBLA34 END 341.393
HIERARCH ESO ISS AMBI TAU0 START 0.004642
HIERARCH ESO ISS AMBI TAU0 END 0.00504
HIERARCH ESO ISS AMBI TEMP 6.15
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.66