Exposure
ID
MATIS.2025-09-23T23:52:19.350_1
Header ID
MATIS.2025-09-23T23:52:19.350
Date updated
2025-09-24 00:01:04 UTC+0000
Release date
2025-09-23 23:52:19 UTC+0000
UTC Start
2025-09-23 23:52:19.350
UTC End
2025-09-23 23:53:19.314
MJD Start
60941.9946684
MJD End
60941.99536242778
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007333
Ambient temperature (°C)
15.04
Seeing (arcsec)
0.6950000000000001
Observation
ID
70483
Category
calibrator
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.0160 89.9870 123.9000 124.0000
A0-J2 126.7660 126.6740 101.0000 101.2000
A0-K0 123.8800 123.7640 78.8930 79.0310
G1-J2 56.0670 56.0160 62.4000 62.5000
G1-K0 87.5880 87.5430 32.3120 32.4140
J2-K0 48.1440 48.1460 356.5770 356.6950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60941.9946684
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 90.016
HIERARCH ESO ISS PBL12 END 89.987
HIERARCH ESO ISS PBLA12 START 123.9
HIERARCH ESO ISS PBLA12 END 124.0
HIERARCH ESO ISS PBL13 START 126.766
HIERARCH ESO ISS PBL13 END 126.674
HIERARCH ESO ISS PBLA13 START 101.0
HIERARCH ESO ISS PBLA13 END 101.2
HIERARCH ESO ISS PBL14 START 123.88
HIERARCH ESO ISS PBL14 END 123.764
HIERARCH ESO ISS PBLA14 START 78.893
HIERARCH ESO ISS PBLA14 END 79.031
HIERARCH ESO ISS PBL23 START 56.067
HIERARCH ESO ISS PBL23 END 56.016
HIERARCH ESO ISS PBLA23 START 62.4
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 87.588
HIERARCH ESO ISS PBL24 END 87.543
HIERARCH ESO ISS PBLA24 START 32.312
HIERARCH ESO ISS PBLA24 END 32.414
HIERARCH ESO ISS PBL34 START 48.144
HIERARCH ESO ISS PBL34 END 48.146
HIERARCH ESO ISS PBLA34 START 356.577
HIERARCH ESO ISS PBLA34 END 356.695
HIERARCH ESO ISS AMBI TAU0 START 0.007333
HIERARCH ESO ISS AMBI TAU0 END 0.007333
HIERARCH ESO ISS AMBI TEMP 15.04
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.65