Exposure
ID
MATIS.2025-06-28T05:06:19.645_1
Header ID
MATIS.2025-06-28T05:06:19.645
Date updated
2025-06-28 05:16:21 UTC+0000
Release date
2026-06-28 05:16:21 UTC+0000
UTC Start
2025-06-28 05:06:19.645
UTC End
2025-06-28 05:07:19.653
MJD Start
60854.21272737
MJD End
60854.21342190704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002097
Ambient temperature (°C)
4.72
Seeing (arcsec)
0.7
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 25.0860 25.0790 147.1000 147.2000
A0-D0 31.6640 31.6450 74.8000 74.9000
A0-C1 22.3140 22.3010 120.3390 120.4550
B2-D0 33.9060 33.9030 29.9000 30.0000
B2-C1 11.2940 11.2930 29.9030 29.9910
D0-C1 22.6120 22.6100 209.9660 210.0540
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 60854.21272737
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 25.086
HIERARCH ESO ISS PBL12 END 25.079
HIERARCH ESO ISS PBLA12 START 147.1
HIERARCH ESO ISS PBLA12 END 147.2
HIERARCH ESO ISS PBL13 START 31.664
HIERARCH ESO ISS PBL13 END 31.645
HIERARCH ESO ISS PBLA13 START 74.8
HIERARCH ESO ISS PBLA13 END 74.9
HIERARCH ESO ISS PBL14 START 22.314
HIERARCH ESO ISS PBL14 END 22.301
HIERARCH ESO ISS PBLA14 START 120.339
HIERARCH ESO ISS PBLA14 END 120.455
HIERARCH ESO ISS PBL23 START 33.906
HIERARCH ESO ISS PBL23 END 33.903
HIERARCH ESO ISS PBLA23 START 29.9
HIERARCH ESO ISS PBLA23 END 30.0
HIERARCH ESO ISS PBL24 START 11.294
HIERARCH ESO ISS PBL24 END 11.293
HIERARCH ESO ISS PBLA24 START 29.903
HIERARCH ESO ISS PBLA24 END 29.991
HIERARCH ESO ISS PBL34 START 22.612
HIERARCH ESO ISS PBL34 END 22.61
HIERARCH ESO ISS PBLA34 START 209.966
HIERARCH ESO ISS PBLA34 END 210.054
HIERARCH ESO ISS AMBI TAU0 START 0.002097
HIERARCH ESO ISS AMBI TAU0 END 0.002097
HIERARCH ESO ISS AMBI TEMP 4.72
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7