Exposure
ID
MATIS.2025-06-27T04:03:09.825_1
Header ID
MATIS.2025-06-27T04:03:09.825
Date updated
2025-06-27 04:15:52 UTC+0000
Release date
2026-06-27 04:15:52 UTC+0000
UTC Start
2025-06-27 04:03:09.825
UTC End
2025-06-27 04:04:09.833
MJD Start
60853.16886372
MJD End
60853.16955825704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0018965
Ambient temperature (°C)
6.02
Seeing (arcsec)
0.85
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 25.2860 25.2880 140.1000 140.2000
A0-D0 31.8030 31.8170 68.5000 68.6000
A0-C1 22.5570 22.5640 113.6230 113.7120
B2-D0 33.8210 33.8260 23.3000 23.4000
B2-C1 11.2660 11.2680 23.2140 23.3280
D0-C1 22.5550 22.5580 203.2780 203.3910
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 60853.16886372
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 25.286
HIERARCH ESO ISS PBL12 END 25.288
HIERARCH ESO ISS PBLA12 START 140.1
HIERARCH ESO ISS PBLA12 END 140.2
HIERARCH ESO ISS PBL13 START 31.803
HIERARCH ESO ISS PBL13 END 31.817
HIERARCH ESO ISS PBLA13 START 68.5
HIERARCH ESO ISS PBLA13 END 68.6
HIERARCH ESO ISS PBL14 START 22.557
HIERARCH ESO ISS PBL14 END 22.564
HIERARCH ESO ISS PBLA14 START 113.623
HIERARCH ESO ISS PBLA14 END 113.712
HIERARCH ESO ISS PBL23 START 33.821
HIERARCH ESO ISS PBL23 END 33.826
HIERARCH ESO ISS PBLA23 START 23.3
HIERARCH ESO ISS PBLA23 END 23.4
HIERARCH ESO ISS PBL24 START 11.266
HIERARCH ESO ISS PBL24 END 11.268
HIERARCH ESO ISS PBLA24 START 23.214
HIERARCH ESO ISS PBLA24 END 23.328
HIERARCH ESO ISS PBL34 START 22.555
HIERARCH ESO ISS PBL34 END 22.558
HIERARCH ESO ISS PBLA34 START 203.278
HIERARCH ESO ISS PBLA34 END 203.391
HIERARCH ESO ISS AMBI TAU0 START 0.001964
HIERARCH ESO ISS AMBI TAU0 END 0.001829
HIERARCH ESO ISS AMBI TEMP 6.02
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.84