Exposure
ID
MATIS.2025-06-27T01:58:56.763_1
Header ID
MATIS.2025-06-27T01:58:56.763
Date updated
2025-06-27 02:07:01 UTC+0000
Release date
2026-06-27 02:07:00 UTC+0000
UTC Start
2025-06-27 01:58:56.763
UTC End
2025-06-27 01:59:56.727
MJD Start
60853.08260142
MJD End
60853.083295447774
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024070000000000003
Ambient temperature (°C)
6.27
Seeing (arcsec)
0.5900000000000001
Observation
ID
68241
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.4650 23.4940 132.5000 132.6000
A0-D0 27.2980 27.3520 51.4000 51.6000
A0-C1 19.2620 19.3090 104.7410 104.8000
B2-D0 33.1510 33.1540 7.0000 7.1000
B2-C1 11.0440 11.0450 6.9500 7.0970
D0-C1 22.1070 22.1090 187.0050 187.1520
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 60853.08260142
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 23.465
HIERARCH ESO ISS PBL12 END 23.494
HIERARCH ESO ISS PBLA12 START 132.5
HIERARCH ESO ISS PBLA12 END 132.6
HIERARCH ESO ISS PBL13 START 27.298
HIERARCH ESO ISS PBL13 END 27.352
HIERARCH ESO ISS PBLA13 START 51.4
HIERARCH ESO ISS PBLA13 END 51.6
HIERARCH ESO ISS PBL14 START 19.262
HIERARCH ESO ISS PBL14 END 19.309
HIERARCH ESO ISS PBLA14 START 104.741
HIERARCH ESO ISS PBLA14 END 104.8
HIERARCH ESO ISS PBL23 START 33.151
HIERARCH ESO ISS PBL23 END 33.154
HIERARCH ESO ISS PBLA23 START 7.0
HIERARCH ESO ISS PBLA23 END 7.1
HIERARCH ESO ISS PBL24 START 11.044
HIERARCH ESO ISS PBL24 END 11.045
HIERARCH ESO ISS PBLA24 START 6.95
HIERARCH ESO ISS PBLA24 END 7.097
HIERARCH ESO ISS PBL34 START 22.107
HIERARCH ESO ISS PBL34 END 22.109
HIERARCH ESO ISS PBLA34 START 187.005
HIERARCH ESO ISS PBLA34 END 187.152
HIERARCH ESO ISS AMBI TAU0 START 0.002279
HIERARCH ESO ISS AMBI TAU0 END 0.002535
HIERARCH ESO ISS AMBI TEMP 6.27
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.56