Exposure
ID
MATIS.2025-06-27T02:08:18.003_1
Header ID
MATIS.2025-06-27T02:08:18.003
Date updated
2025-06-27 02:15:48 UTC+0000
Release date
2026-06-27 02:15:48 UTC+0000
UTC Start
2025-06-27 02:08:18.003
UTC End
2025-06-27 02:09:18.011
MJD Start
60853.08909726
MJD End
60853.08979179704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001787
Ambient temperature (°C)
6.25
Seeing (arcsec)
0.7849999999999999
Observation
ID
68242
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.7190 23.7460 132.9000 132.9000
A0-D0 27.7850 27.8380 53.0000 53.2000
A0-C1 19.6830 19.7270 105.2950 105.3560
B2-D0 33.1870 33.1910 8.3000 8.5000
B2-C1 11.0560 11.0570 8.3000 8.4460
D0-C1 22.1310 22.1340 188.3560 188.5020
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 60853.08909726
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 23.719
HIERARCH ESO ISS PBL12 END 23.746
HIERARCH ESO ISS PBLA12 START 132.9
HIERARCH ESO ISS PBLA12 END 132.9
HIERARCH ESO ISS PBL13 START 27.785
HIERARCH ESO ISS PBL13 END 27.838
HIERARCH ESO ISS PBLA13 START 53.0
HIERARCH ESO ISS PBLA13 END 53.2
HIERARCH ESO ISS PBL14 START 19.683
HIERARCH ESO ISS PBL14 END 19.727
HIERARCH ESO ISS PBLA14 START 105.295
HIERARCH ESO ISS PBLA14 END 105.356
HIERARCH ESO ISS PBL23 START 33.187
HIERARCH ESO ISS PBL23 END 33.191
HIERARCH ESO ISS PBLA23 START 8.3
HIERARCH ESO ISS PBLA23 END 8.5
HIERARCH ESO ISS PBL24 START 11.056
HIERARCH ESO ISS PBL24 END 11.057
HIERARCH ESO ISS PBLA24 START 8.3
HIERARCH ESO ISS PBLA24 END 8.446
HIERARCH ESO ISS PBL34 START 22.131
HIERARCH ESO ISS PBL34 END 22.134
HIERARCH ESO ISS PBLA34 START 188.356
HIERARCH ESO ISS PBLA34 END 188.502
HIERARCH ESO ISS AMBI TAU0 START 0.001711
HIERARCH ESO ISS AMBI TAU0 END 0.001863
HIERARCH ESO ISS AMBI TEMP 6.25
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.74