Exposure
ID
MATIS.2025-09-24T00:03:23.162_1
Header ID
MATIS.2025-09-24T00:03:23.162
Date updated
2025-09-24 00:11:02 UTC+0000
Release date
2025-09-24 00:03:23 UTC+0000
UTC Start
2025-09-24 00:03:23.162
UTC End
2025-09-24 00:04:23.222
MJD Start
60942.00235141
MJD End
60942.00304654889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006989
Ambient temperature (°C)
15.42
Seeing (arcsec)
0.64
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 89.6580 89.6200 125.6000 125.8000
A0-J2 125.6860 125.5770 102.7000 102.8000
A0-K0 122.5220 122.3870 80.3440 80.4810
G1-J2 55.4720 55.4140 63.7000 63.8000
G1-K0 87.0750 87.0250 33.3580 33.4550
J2-K0 48.1580 48.1590 357.8140 357.9310
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 60942.00235141
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 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 89.658
HIERARCH ESO ISS PBL12 END 89.62
HIERARCH ESO ISS PBLA12 START 125.6
HIERARCH ESO ISS PBLA12 END 125.8
HIERARCH ESO ISS PBL13 START 125.686
HIERARCH ESO ISS PBL13 END 125.577
HIERARCH ESO ISS PBLA13 START 102.7
HIERARCH ESO ISS PBLA13 END 102.8
HIERARCH ESO ISS PBL14 START 122.522
HIERARCH ESO ISS PBL14 END 122.387
HIERARCH ESO ISS PBLA14 START 80.344
HIERARCH ESO ISS PBLA14 END 80.481
HIERARCH ESO ISS PBL23 START 55.472
HIERARCH ESO ISS PBL23 END 55.414
HIERARCH ESO ISS PBLA23 START 63.7
HIERARCH ESO ISS PBLA23 END 63.8
HIERARCH ESO ISS PBL24 START 87.075
HIERARCH ESO ISS PBL24 END 87.025
HIERARCH ESO ISS PBLA24 START 33.358
HIERARCH ESO ISS PBLA24 END 33.455
HIERARCH ESO ISS PBL34 START 48.158
HIERARCH ESO ISS PBL34 END 48.159
HIERARCH ESO ISS PBLA34 START 357.814
HIERARCH ESO ISS PBLA34 END 357.931
HIERARCH ESO ISS AMBI TAU0 START 0.006989
HIERARCH ESO ISS AMBI TAU0 END 0.006989
HIERARCH ESO ISS AMBI TEMP 15.42
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64