Exposure
ID
MATIS.2025-09-24T00:34:14.290_1
Header ID
MATIS.2025-09-24T00:34:14.290
Date updated
2025-09-24 00:40:52 UTC+0000
Release date
2025-09-24 00:34:14 UTC+0000
UTC Start
2025-09-24 00:34:14.290
UTC End
2025-09-24 00:35:14.254
MJD Start
60942.0237765
MJD End
60942.02447052777
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0066885
Ambient temperature (°C)
15.54
Seeing (arcsec)
0.5449999999999999
Observation
ID
70485
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
52267
Name
del Sgr
RA
275.247447
DEC
-29.82826
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 86.8430 86.7670 130.3000 130.5000
A0-J2 120.1540 119.9770 106.4000 106.6000
A0-K0 117.5470 117.3520 82.8660 82.9800
G1-J2 53.8750 53.7970 65.6000 65.7000
G1-K0 86.9270 86.8710 35.4650 35.5380
J2-K0 48.5550 48.5550 1.6230 1.7350
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 60942.0237765
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247447
DEC -29.82826
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 86.843
HIERARCH ESO ISS PBL12 END 86.767
HIERARCH ESO ISS PBLA12 START 130.3
HIERARCH ESO ISS PBLA12 END 130.5
HIERARCH ESO ISS PBL13 START 120.154
HIERARCH ESO ISS PBL13 END 119.977
HIERARCH ESO ISS PBLA13 START 106.4
HIERARCH ESO ISS PBLA13 END 106.6
HIERARCH ESO ISS PBL14 START 117.547
HIERARCH ESO ISS PBL14 END 117.352
HIERARCH ESO ISS PBLA14 START 82.866
HIERARCH ESO ISS PBLA14 END 82.98
HIERARCH ESO ISS PBL23 START 53.875
HIERARCH ESO ISS PBL23 END 53.797
HIERARCH ESO ISS PBLA23 START 65.6
HIERARCH ESO ISS PBLA23 END 65.7
HIERARCH ESO ISS PBL24 START 86.927
HIERARCH ESO ISS PBL24 END 86.871
HIERARCH ESO ISS PBLA24 START 35.465
HIERARCH ESO ISS PBLA24 END 35.538
HIERARCH ESO ISS PBL34 START 48.555
HIERARCH ESO ISS PBL34 END 48.555
HIERARCH ESO ISS PBLA34 START 1.623
HIERARCH ESO ISS PBLA34 END 1.735
HIERARCH ESO ISS AMBI TAU0 START 0.005855
HIERARCH ESO ISS AMBI TAU0 END 0.007522
HIERARCH ESO ISS AMBI TEMP 15.54
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.47